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Publications for publication type Report and publication subtype USGS Numbered Series
- Floods in the English River basin, Iowa, 1981, Open-File Report 81-67
- Seismic-reflection and sidescan-sonar data collected off eastern Cape Cod, Massachusetts, during April 1979, 1981, Open-File Report 81-184
- Age, mineralogy, physical properties, and geochemistry of dredge samples from the Bering Sea continental margin, 1981, Open-File Report 81-1297
- Airborne electromagnetic and magnetic survey of parts of the Upper Peninsula of Michigan and Northern Wisconsin, 1981, Open-File Report 81-577 A
- Analyses and descriptions of geochemical samples, Ramseys Draft Wilderness Study Area and addition, Augusta and Highland counties, Virginia, 1981, Open-File Report 81-1319
- Analyses and descriptions of geochemical samples, Dolly Ann roadless area, Alleghany County, Virginia, 1981, Open-File Report 81-1126
- Analyses and descriptions of geochemical samples, Ellicott Rock Wilderness and additions, South Carolina, North Carolina, and Georgia, 1981, Open-File Report 81-594
- Analyses and descriptions of geochemical samples, northwestern Moore County, North Carolina, 1981, Open-File Report 81-769
- Analyses of light hydrocarbons from the Florida-Hatteras slope and Blake Plateau, 1981, Open-File Report 81-1138
- Analyses of rock and stream-sediment samples, Mount Zirkel Wilderness and Northern Park Range vicinity, Jackson and Routt counties, Colorado, 1981, Open-File Report 81-186
- Analyses of rocks and stream sediments from the Blue Joint Wilderness study area, Ravalli County, Montana, and the Blue Joint roadless area, Lemhi County, Idaho, 1981, Open-File Report 81-1212
- Analytical and statistical results for 486 water samples from the 1 by 2 degree Richfield Quadrangle, Utah, 1981, Open-File Report 81-731
- Application of theoretical equations to estimate the discharge needed to maintain channel width in the Platte River from Lexington to Grand Island, Nebraska, 1981, Open-File Report 81-697
- Arctic summary report: Outer Continental Shelf and onshore oil and gas activities and impacts in the Arctic : a summmary report, October 1981, 1981, Open-File Report 81-621
- Assessment of water quality in streams draining coal-producing areas in Ohio, 1981, Open-File Report 81-409
- Audio-magnetotelluric and telluric profiling studies in the Shaw Warm Springs region, Colorado, 1981, Open-File Report 81-958
- Basic data report of selected samples collected from six test holes at five sites in the Great Salt Lake and Utah Lake valleys, Utah, 1981, Open-File Report 81-179
- Chemical analysis of 45 Maryland coal samples, 1981, Open-File Report 81-1099
- Chemical analyses of samples of rock, minus-0.25-mm stream sediment, and nonmagnetic heavy-mineral concentrate, Mokelumne Wilderness and adjacent RARE II further planning areas, California, 1981, Open-File Report 81-670
- Coal drilling during 1980 in Big Horn, Dawson, McCone, Powder River, Prairie, Richland, Rosebud, and Treasure counties, Montana, 1981, Open-File Report 82-26
- A comparison of methods for estimating extractable amounts of 17 constituents in samples of mine soil from coal strip mines in the Western Energy Region, 1981, Open-File Report 81-180
- Comparison of radon monitoring techniques, the effects of thermoelastic strains on subsurface radon, and the development of a computer-operated radon-monitoring network for earthquake prediction, 1981, Open-File Report 81-449
- Concentrations of selected trace metals in shallow cores from the tidal Potomac River and Estuary: 1978 and 1979, 1981, Open-File Report 81-1175
- Contour maps of uranium, uranium-thorium ratio, and total field magnetics, Lake City area, San Juan Mountains, Colorado, 1981, Open-File Report 81-568
- Correlation of Tertiary rocks penetrated in wells drilled on the southern Oregon continental margin, 1981, Open-File Report 81-1351
- Current seismicity of the Central California coastal region from Point Buchon to Point Piedras Blancas: a preliminary report, 1981, Open-File Report 81-44
- Data file: the 1976 Atlantic Margin Coring (AMCOR) Project of the U.S. Geological Survey, 1981, Open-File Report 81-239
- Deepwell monitoring of strain-sensitive parameters over the Greater Southern California uplift, 1981, Open-File Report 81-90
- Deepwell monitoring of strain-sensitive parameters over the greater Southern California uplift, 1981, Open-File Report 81-881
- Description and correlation of core from five deep drill holes in Carboniferous rocks along the New River gorge, West Virginia, 1981, Open-File Report 81-1339
- Description and preliminary interpretation of core CL-80-2, Clear Lake, Lake County, California, 1981, Open-File Report 81-1323
- A description of an extremely low frequency loop-loop geophysical system, 1981, Open-File Report 81-1130
- Description of seafloor sediment and preliminary geo-environmental report, Shelikof Strait, Alaska, 1981, Open-File Report 81-1133
- Earthquake hazards reduction program, 1979-80, 1981, Open-File Report 81-41
- Engineering geology investigation, Game Creek-Cache Creek road corridor, Teton National Forest, Teton County, Wyoming, 1981, Open-File Report 81-854
- Engineering geology investigation, Little Granite Creek road corridor, Teton National Forest, Teton County, Wyoming, 1981, Open-File Report 81-853
- Estimated oil and gas reserves, Gulf of Mexico outer continental shelf and continental slope, December 31, 1980, 1981, Open-File Report 81-604
- Proceedings of Conference XIII, evaluation of regional seismic hazards and risk, 1981, Open-File Report 81-437
- A field study of earthquake prediction methods in the central Aleutian Islands; Part II, 1981, Open-File Report 81-937
- Geochemical analyses of samples of stream sediments, panned heavy-mineral concentrates, rocks, and waters of the Pusch Ridge Wilderness Area, Arizona, 1981, Open-File Report 81-435
- Geochemical and geostatistical evaluation of American Flats-Silverton planning units, San Juan volcanic province, Colorado, 1981, Open-File Report 81-599
- A geochemical investigation of a known molybdenum-tin anomaly in southwestern Utah, 1981, Open-File Report 81-576
- Geochemical results of 1979 coal drilling in the Warrior coal field, Tuscaloosa, Fayette, Walker, and Marion counties, Alabama, 1981, Open-File Report 81-617
- Geologic framework, petroleum potential, petroleum-resource estimates, environmental hazards, and deep-water drilling technology of the maritime boundary region, offshore Southern California Borderland, 1981, Open-File Report 81-264
- Geology and chemical analyses of coal and coal-associated rock samples, Williams Fork Formation (Upper Cretaceous), northwestern Colorado, 1981, Open-File Report 81-1348
- Geology and potential hazards of the continental slope between Lindenkohl and South Toms Canyons, offshore mid-Atlantic United States, 1981, Open-File Report 81-600
- Geology of the Kukpowruk-Nuka Rivers region, northwestern Alaska, 1981, Open-File Report 81-1078
- Geophysical and lithologic logs of 1979 coal drilling in the Warrior coal field, Tuscaloosa, Fayette, Walker, and Marion counties, Alabama, 1981, Open-File Report 81-312
- Geophysical and lithologic logs of 1980-81 coal drilling in the Warrior coal field, Tuscaloosa, Fayette, and Walker counties, Alabama, 1981, Open-File Report 81-618
- Goals, strategies, priorities, and tasks of a national landslide hazard-reduction program, 1981, Open-File Report 81-987
- Gold placer and Quaternary stratigraphy of the Jabal Mokhyat area, southern Najd Province, Kingdom of Saudi Arabia, 1981, Open-File Report 82-414
- Ground motion predictions for the Los Angeles Basin from a major San Andreas earthquake (HA and HB), 1981, Open-File Report 81-276
- Hydrocarbon resource report for proposed OCS sale no. 83, Navarin Basin, Alaska, 1981, Open-File Report 81-252
- Hydrology of area 14, Eastern Coal Province, Kentucky, 1981, Open-File Report 81-137
- Hydrology of area 18, Eastern Coal Province, Tennessee, 1981, Open-File Report 81-492
- Hydrology of area 25, Eastern Region, Interior Coal Province, Illinois, 1981, Open-File Report 81-636
- Hydrology of area 32, Eastern Region, Interior Coal Province, Indiana, 1981, Open-File Report 81-498
- Hydrology of Area 35, Eastern region, Interior coal province, Illinois and Kentucky, 1981, Open-File Report 81-403
- Hydrology of area 4, Eastern Coal Province, Pennsylvania, Ohio, and West Virginia, 1981, Open-File Report 81-343
- Hydrology of Area 7, Eastern Coal Province, Ohio, 1981, Open-File Report 81-815
- Investigation of August 1980 blowout and fire, lease OCS-G 4065 Matagorda Island Block 669, Gulf of Mexico off the Texas coast, 1981, Open-File Report 81-706
- Investigation of January 1981 blowout and fire, High Island Block 38, east addition, Gulf of Mexico, 1981, Open-File Report 81-868
- Investigation radon and helium as possible fluid-phase precursors to earthquakes, 1981, Open-File Report 81-278
- Iron sulfide deposits at Wadi Wassat, Kingdom of Saudi Arabia, 1981, Open-File Report 82-176
- Landsat 3 return beam vidicon response artifacts, 1981, Open-File Report 82-803
- A Lead-isotope study of mineralization in the Arabian Shield, 1981, Open-File Report 81-193
- Lithologic descriptions of cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 2, 1981, Open-File Report 81-1208
- Lithologic descriptions of cutting samples, Mariano Lake-Lake Valley Drilling Project, McKinley County, New Mexico, holes No. 9 and 10, 1981, Open-File Report 81-1201
- Lithologic descriptions, core and cutting samples, Mariano Lake - Lake Valley Drilling Project, McKinley County, New Mexico, hole No. 1, 1981, Open-File Report 81-1207
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 3, 1981, Open-File Report 81-1202
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 5, 1981, Open-File Report 81-1209
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley Drilling Project, McKinley County, New Mexico, hole No. 6, 1981, Open-File Report 81-1204
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 8, 1981, Open-File Report 81-1205
- Louisiana level III cropland and pasture delineation; a test and demonstration project; final report, 1981, Open-File Report 81-625
- Mechanisms of fracture and friction of crustal rock in simulated geologic environments, 1981, Open-File Report 81-277
- Methodology for hydrologic evaluation of a potential surface mine, Red Rim Site, Carbon and Sweetwater counties, Wyoming, 1981, Open-File Report 81-75
- Methodology for hydrologic evaluation of a potential surface mine: The Tsosie Swale basin, San Juan County, New Mexico, 1981, Open-File Report 81-74
- Methodology, statistical analysis, and listing of the spectrographic analysis of geochemical samples, Hells Hole Further Planning Area (RARE II), Greenlee County, Arizona, and Grant County, New Mexico, 1981, Open-File Report 81-661
- Metropolitan San Francisco and Los Angeles earthquake loss studies: 1980 assessment, 1981, Open-File Report 81-113
- Mid-range sidescan-sonar images covering parts of proposed tracts for OCS lease sale 56 and contiguous areas, Manteo, Cape Fear, and adjacent quadrangles off North Carolina, 1981, Open-File Report 81-554
- Mineral resources of the Comanche-Big South, Neota-Flat Top, and Never Summer Wilderness Study Areas, north-central Colorado, 1981, Open-File Report 81-578
- Mineral resources of the Gros Ventre Wilderness Study Area, Teton and Sublette counties, Wyoming, 1981, Open-File Report 81-510
- Observations from moored current meters in San Francisco Bay, 1978, 1981, Open-File Report 82-153
- Organic geochemical data for Mesozoic and Paleozoic shales, central and eastern Brooks Range, Alaska, 1981, Open-File Report 81-551
- Outer Continental Shelf Oil and Gas Information Program: Gulf of Mexico index (January 1978 - November 1980), 1981, Open-File Report 81-313
- Permit requirements for energy and other natural resources for the State of Alabama, 1981, Open-File Report 81-1248
- Permit requirements for energy and other natural resources for the State of Arizona, 1981, Open-File Report 81-1250
- Permit requirements for energy and other natural resources for the State of Arkansas, 1981, Open-File Report 81-1251
- Permit requirements for energy and other natural resources for the State of California, 1981, Open-File Report 81-1252
- Permit requirements for energy and other natural resources for the State of Colorado, 1981, Open-File Report 81-1253
- Permit requirements for energy and other natural resources for the State of Florida, 1981, Open-File Report 81-1254
- Permit requirements for energy and other natural resources for the State of Georgia, 1981, Open-File Report 81-1255
- Permit requirements for energy and other natural resources for the State of Idaho, 1981, Open-File Report 81-1256
- Permit requirements for energy and other natural resources for the State of Illinois, 1981, Open-File Report 81-1257
- Permit requirements for energy and other natural resources for the State of Indiana, 1981, Open-File Report 81-1258
- Permit requirements for energy and other natural resources for the State of Kansas, 1981, Open-File Report 81-1259
- Permit requirements for energy and other natural resources for the State of Kentucky, 1981, Open-File Report 81-1260
- Permit requirements for energy and other natural resources for the State of Louisiana, 1981, Open-File Report 81-1261
- Permit requirements for energy and other natural resources for the State of Maryland, 1981, Open-File Report 81-1262
- Permit requirements for energy and other natural resources for the State of Michigan, 1981, Open-File Report 81-1263
- Permit requirements for energy and other natural resources for the State of Minnesota, 1981, Open-File Report 81-1264
- Permit requirements for energy and other natural resources for the State of Mississippi, 1981, Open-File Report 81-1266
- Permit requirements for energy and other natural resources for the State of Missouri, 1981, Open-File Report 81-1265
- Permit requirements for energy and other natural resources for the State of Nevada, 1981, Open-File Report 81-1271
- Permit requirements for energy and other natural resources for the State of New Mexico, 1981, Open-File Report 81-1269
- Permit requirements for energy and other natural resources for the State of New York, 1981, Open-File Report 81-1270
- Permit requirements for energy and other natural resources for the State of North Carolina, 1981, Open-File Report 81-1272
- Permit requirements for energy and other natural resources for the State of Ohio, 1981, Open-File Report 81-1274
- Permit requirements for energy and other natural resources for the State of Oklahoma, 1981, Open-File Report 81-1275
- Permit requirements for energy and other natural resources for the State of Oregon, 1981, Open-File Report 81-1276
- Permit requirements for energy and other natural resources for the State of Pennsylvania, 1981, Open-File Report 81-1277
- Permit requirements for energy and other natural resources for the State of South Carolina, 1981, Open-File Report 81-1278
- Permit requirements for energy and other natural resources for the State of Tennessee, 1981, Open-File Report 81-1280
- Permit requirements for energy and other natural resources for the State of Texas, 1981, Open-File Report 81-1281
- Permit requirements for energy and other natural resources for the State of Utah, 1981, Open-File Report 81-1282
- Permit requirements for energy and other natural resources for the State of Virginia, 1981, Open-File Report 81-1283
- Permit requirements for energy and other natural resources for the State of Washington, 1981, Open-File Report 81-1284
- Permit requirements for energy and other natural resources for the State of West Virginia, 1981, Open-File Report 81-1285
- Permit requirements for energy and other natural resources for the State of Wisconsin, 1981, Open-File Report 81-1286
- A potential resource target identified in the Hoover Wilderness and adjoining RARE II study areas, California, 1981, Open-File Report 81-788
- Preliminary analysis of digital seismograms from the Mammoth Lakes, California, earthquake sequence of May-June 1980, 1981, Open-File Report 81-155
- Preliminary appraisal of the hydrology of the Blocker area, Pittsburg County, Oklahoma, 1981, Open-File Report 81-1187
- Preliminary geologic interpretation of a seismic reflection profile across the Queen Charlotte Island fault system, Dixon Entrance, Canada-United States, 1981, Open-File Report 81-299
- Preliminary report on geophysics ground follow-up of the 1977 airborne survey in the Wadi Bidah District, Kingdom of Saudi Arabia, 1981, Open-File Report 82-202
- Principal facts of gravity observations in the Dragoon Mountains Further Planning Area (RARE II) and Gila-San Francisco Wilderness Study Area, Arizona, 1981, Open-File Report 81-849
- Radiocarbon dates from volcanic deposits at Mount St. Helens, Washington, 1981, Open-File Report 81-844
- Radioelement concentrations in Archean granites of central Wyoming, 1981, Open-File Report 81-948
- Regional geology, seismicity, and potential geologic hazards and constraints, OCS oil and gas lease sale 53, Northern and Central California (sale 53, part A, held May 28, 1981), 1981, Open-File Report 81-318
- Research and development program; Conservation Division Outer Continental Shelf oil and gas operations; Technical report 1981, 1981, Open-File Report 81-704
- Sample catalog for core CL-80-1, Clear Lake, Lake County, California, 1981, Open-File Report 81-245
- Seafloor failures caused by the November 8, 1980, earthquake off northern California, 1981, Open-File Report 81-393
- Sedimentology and stratigraphy of the Kanayut Conglomerate and associated units, Brooks Range, Alaska; report of 1979 field season, 1981, Open-File Report 81-506
- Selected geologic data from the Northern Great Plains area of Montana, 1981, Open-File Report 81-415
- Selective annotated bibliography of geology and ground-water resources for the Montana part of the Northern Great Plains regional aquifer-system analysis, 1981, Open-File Report 81-401
- A socioeconomic assessment of the Cache Creek drilling site, Wyoming, 1981, Open-File Report 81-862
- The solubility of methane in sodium chloride brines, 1981, Open-File Report 81-1294
- The Soviet-American exchange in earthquake prediction, 1981, Open-File Report 81-1150
- Spectroscopic geochemical study of vanadiferous marine sediments of the Gibellini claims, southern Fish Creek Range, Eureka County, Nevada, 1981, Open-File Report 81-32
- Statistical analyses of data on stream sediments, panned heavy-mineral concentrates, rocks, and waters of the Pusch Ridge Wilderness Area, Arizona, 1981, Open-File Report 81-436
- Stratigraphic sequence form manual: guide for entering stratigraphic data into the National Coal Resource Data System (NCRDS), 1981, Open-File Report 81-562
- Study of earthquake recurrence intervals on the Wasatch Fault at the Kaysville site, Utah, 1981, Open-File Report 81-228
- Subsurface investigation of liquefaction, Imperial Valley earthquake, California, October 15, 1979, 1981, Open-File Report 81-502
- Summaries of technical reports, Volume XI, 1981, Open-File Report 81-167
- Summaries of technical reports, Volume XII; National Earthquake Hazards Reduction Program, 1981, Open-File Report 81-833
- Summary of third membership conference and workshop of the National Water Data Exchange, November 18-19, 1980, Falls Church, Virginia, 1981, Open-File Report 81-1122
- Summary report of the sediments, structural framework, petroleum potential, and environmental conditions of the United States middle and northern Continental Margin in area of proposed oil and gas lease sale no. 76, 1981, Open-File Report 81-765
- Summary report on the regional geology, environmental considerations for development, petroleum potential, and estimates of undiscovered recoverable oil and gas resources of the United States southeastern Atlantic continental margin in the area of proposed oil and gas lease sale No. 78, 1981, Open-File Report 81-749
- Supplementary components and operation of the U.S. Geological Survey gas-flow heating/freezing stage, 1981, Open-File Report 81-954
- Surface-water and climatological data, Salt Lake County, Utah, water year 1980, 1981, Open-File Report 81-1111
- Textural composition of shallow cores from the tidal Potomac River and Estuary; 1978 and 1979, 1981, Open-File Report 81-1355
- U, Th, and K of some major Precambrian lithologic units of the Hartville Uplift, Wyoming, 1981, Open-File Report 81-1028
- Water-level data for wells in and near Burial Ground 3, Oak Ridge National Laboratory, Tennessee, 1975-1979, 1981, Open-File Report 81-489
- Water resources investigations in New York, 1981-82, 1981, Open-File Report 81-1190
- Water-resources investigations of the U.S. Geological Survey in Arkansas, fiscal year 1981, 1981, Open-File Report 81-1003
- Water-resources investigations of the U.S. Geological Survey in Colorado: fiscal year 1981, 1981, Open-File Report 81-150
- Water-resources investigations of the U.S. Geological Survey in Kansas; fiscal years 1979 and 1980, 1981, Open-File Report 81-348
- Water-resources investigations of the U.S. Geological Survey in Missouri, fiscal year 1981, 1981, Open-File Report 81-683
- Water-resources investigations of the USGS in Texas, fiscal year 1981, 1981, Open-File Report 81-347
- Water resources of the Clarion River and Redbank Creek basins, northwestern Pennsylvania, 1981, Open-File Report 81-70
- Water-resources studies in Utah, July 1, 1980 to June 30, 1981, 1981, Open-File Report 81-903
- Western hemisphere strong-motion accelerograph station list, 1980, 1981, Open-File Report 81-664
- A wind powered, ground-water monitoring installation at a radioactive waste management site in Idaho, 1981, Open-File Report 81-493
- Xenoliths in the alkalic basalt flows from Hualalai Volcano, Hawaii, 1981, Open-File Report 81-1031
- Preliminary geologic map and cross sections of the Pine Grove-Blawn Mountain area, Beaver County, Utah, 1981, Open-File Report 81-525
- Scanning electron micrographs of chrysomonad cysts from Lake Aloha, El Dorado County, California, 1981, Open-File Report 81-45
- Scanning electron micrographs of modern and late Holocene chrysomonad cysts from Harden Lake Meadow, Yosemite National Park, California, 1981, Open-File Report 81-46
- Chemical analyses of coal from the Healy, Kenai, Seldovia, and Utokok River 1:250,000 quadrangles, Alaska, 1981, Open-File Report 81-654
- Earthquake hazard studies in Northeastern United States, 1981, Open-File Report 81-943
- Geophysical data acquisition in remote environments, 1981, Open-File Report 81-1083
- Rock property analysis of core samples from the Calico Hills UE25a-3 borehole, Nevada Test Site, Nevada, 1981, Open-File Report 81-1337
- Rock property analysis of core samples from the Yucca Mountain UE25a-1 borehole, Nevada Test Site, Nevada, 1981, Open-File Report 81-1338
- Calculation of transient soundings for a central induction loop system (Program TCILOOP), 1981, Open-File Report 81-1309
- Geology of the southeastern Stansbury Mountains and southern Onaqui Mountains, Tooele County, Utah, 1981, Open-File Report 81-247
- Supplement to predictive modeling of effects of the planned Kindred Lake on ground-water levels and discharge, southeastern North Dakota, 1981, Open-File Report 81-646
- Background hydrologic information in potential lignite mining areas in Mississippi, August 1980, 1981, Open-File Report 81-421
- Trenching the Rose Canyon fault zone, San Diego, California, 1981, Open-File Report 81-878
- Geology of Nash Draw, Eddy County, New Mexico, 1981, Open-File Report 81-31
- Evaluation of the Durham Triassic basin of North Carolina and techniques used to characterize its waste-storage potential, 1981, Open-File Report 80-1295
- WATEQ3; a geochemical model with uranium added, 1981, Open-File Report 81-1183
- Principal facts for gravity stations in the Stillwater complex, Montana, 1981, Open-File Report 81-784
- Principal facts for gravity stations of the Broadwater geothermal area, Montana, 1981, Open-File Report 81-188
- Hydrogeologic data from test drilling near Verna, Florida, 1978, 1981, Open-File Report 81-634
- Analysis and computer simulation of stream-aquifer hydrology, Arkansas River valley, southwestern Kansas, 1981, Open-File Report 81-686
- Water-quality data from a landfill-leachate treatment and disposal site, Pinellas County, Florida, January 1979-August 1980, 1981, Open-File Report 81-1064
- Petrography of the Nanushuk Group and Torok Formation, 1981, Open-File Report 81-1222
- Quality of water and time of travel in part of Tillatoba Creek basin, Mississippi, October 1974 to September 1980, 1981, Open-File Report 81-825
- Quality of water in James Creek, Monroe County, Mississippi, 1981, Open-File Report 81-1181
- Quaternary fault map of the Reno 1° x 2° quadrangle, 1981, Open-File Report 81-982
- Studies of the seismic and crustal deformation patterns of an active fault; Pinon Flat Observatory, California, 1981, Open-File Report 81-879
- Rainfall-runoff hydrographs and basin characteristics data for small streams in Oklahoma, 1981, Open-File Report 81-824
- Bibliography of reports resulting from U.S. Geological Survey scientific and technical cooperation with other countries, 1975 to June 1980, 1981, Open-File Report 81-896
- Machine-generated displays of well logs and lithology from selected wells on the North Slope of Alaska; 11 wells from the northeastern part of the National Petroleum Reserve in Alaska (NPRA), 1981, Open-File Report 81-1034
- Machine-generated displays of well logs and lithology from selected wells on the North Slope of Alaska; 15 wells from the southeastern part of the National Petroleum Reserve in Alaska (NPRA), 1981, Open-File Report 81-1035
- Machine-generated displays of well logs and lithology from selected wells on the North Slope of Alaska; 26 wells from the northern part of the National Petroleum Reserve in Alaska (NPRA), 1981, Open-File Report 81-1033
- Machine-generated displays of well logs and lithology from selected wells on the North Slope of Alaska; 7 wells from the east-central North Slope, 1981, Open-File Report 81-1036
- Petroleum exploration of the North Slope in Alaska, U.S.A., 1981, Open-File Report 81-227
- A program for rapidly computing the magnetic anomaly over digital topography, 1981, Open-File Report 81-298
- Water quality in the tidal Potomac River and estuary, hydrologic data report, 1979 water year, 1981, Open-File Report 81-1074
- Evaluation of ground-water monitoring network, Santa Cruz County, California, 1981, Open-File Report 81-139
- Completion and testing of Madison Limestone test well 3, NW1/4SE1/4 sec. 35, T.2N., R.27E., Yellowstone County, Montana, 1981, Open-File Report 81-528
- Magnetic surveys in the Hajrah-Hamdah area, including a ground survey of the Hajr ancient mine, Kingdom of Saudi Arabia, 1981, Open-File Report 81-1216
- Floodflow characteristics of the Sacramento River in the vicinity of Gianella Bridge, Hamilton City, California, 1981, Open-File Report 81-328
- Approximate ground-water-level contours, April 1981, for the Soquel-Aptos area, Santa Cruz County, California, 1981, Open-File Report 81-680
- Chemical analyses of selected agricultural soils of Missouri, 1981, Open-File Report 81-842
- Chemical analyses of soils and other surficial materials of the conterminous United States, 1981, Open-File Report 81-197
- Principal facts for gravity stations in the Ajo 1 degree x 2 degrees Quadrangle and the Papago Indian Reservation, Southwest Arizona, 1981, Open-File Report 81-993
- Principal facts for gravity stations in the Pueblo 1 degree x 2 degrees Quadrangle, south-central Colorado, 1981, Open-File Report 81-357
- Digital-model simulation of the Toppenish alluvial aquifer, Yakima Indian Reservation, Washington, 1981, Open-File Report 81-425
- Geotechnical properties and slope stability analysis of surficial sediments on the Baltimore Canyon continental slope, 1981, Open-File Report 81-733
- Geotechnical properties and slope stability analysis of surficial sediments on the Georges Bank continental slope, 1981, Open-File Report 81-566
- Reflection and refraction of P and type-I S waves at plane interfaces in elastic and anelastic media, 1981, Open-File Report 81-392
- Water-level records for the northern High Plains of Colorado, 1977-81, 1981, Open-File Report 81-637
- Submarine topography and physiography of lower Cook Inlet, Alaska, 1981, Open-File Report 81-1335
- Drainage areas of streams at selected locations in Kentucky, 1981, Open-File Report 81-61
- Availability of cores, cuttings, and petrographic thin-sections from the Ellesmerian strata of 16 test wells, National Petroleum Reserve in Alaska, 1981, Open-File Report 81-1171
- Availability of petrographic thin-section slides from the Fortress Mountain Formation, central North Slope, Alaska, 1981, Open-File Report 81-1094
- Availability of petrographic thin sections from thirty-five wells from National Petroleum Reserve in Alaska, North Slope, Alaska, 1981, Open-File Report 81-1307
- Principal facts for gravity stations in the Sheep Hole/Cadiz Wilderness study area (CDCA-305), California, 1981, Open-File Report 82-882
- Records of water levels in unconsolidated deposits in eastern South Dakota, 1981, Open-File Report 81-924
- Water-level records for the Big Sioux aquifer, Minnehaha County, South Dakota, 1981, Open-File Report 81-222
- Water levels in bedrock aquifers in South Dakota, 1981, Open-File Report 81-627
- Proposed accelerograms from Monticello Dam, Jenkinsville, South Carolina, 27 August 1978, and two later shocks, 1981, Open-File Report 81-448
- Preliminary magnetostratigraphic correlations in upper Fort Union Formation (Paleocene) and lower Wasatch Formation (Eocene), northern Powder River basin, Wyoming and Montana, 1981, Open-File Report 81-876
- Real time monitoring of radon as an earthquake precursor in Iceland, 1981, Open-File Report 81-877
- Selection of operating conditions for multiple-element analysis by inductively coupled plasma-atomic emission spectrometry; an application of optimization methodology in analytical chemistry, 1981, Open-File Report 81-1211
- Alluvial aquifer of the Cache and St. Francis River basins, northeastern Arkansas, 1981, Open-File Report 81-476
- Tabulation of the ostracode assemblages and associated organisms from selected bottom grab samples taken in the northeast Gulf of Alaska, F.R.S. Townsend Cromwell Cruise IGAL-75-KC, 1975, 1981, Open-File Report 81-1314
- The October 28, 1979, landsliding on Tutuila, American Samoa, 1981, Open-File Report 81-81
- Radioelement and radiogenic heat distribution in drill holes Mahogany 5-4-1 and Murphy 7-4-1, Idaho, 1981, Open-File Report 81-841
- Development of curves that represent trends in selected hydraulic variables for the Sacramento River at Butte City, California, 1981, Open-File Report 81-693
- Simulated hydrologic effects of possible ground-water and surface-water management alternatives in and near the Platte River, south-central Nebraska, 1981, Open-File Report 81-1116
- Analyses of rock, stream-sediment, and water samples from the Vermilion Cliffs-Paria Canyon Instant Study Area, Coconino County, Arizona, and Kane County, Utah, 1981, Open-File Report 81-391
- Sample preparation and gamma-ray spectrometer operation for determining natural radioelement contents in rocks at the U.S. Geological Survey in Denver, Colorado, 1981, Open-File Report 81-1308
- Anomalous free-field recordings at certain seismograph locations, 1981, Open-File Report 82-318
- Anomalous record of October 15, 1979, Imperial Valley, California, earthquake from Coachella Canal Engine House No. 4, 1981, Open-File Report 82-317
- Stratigraphic sequence measured from Jurassic Todilto Limestone to Cretaceous Dakota Sandstone, west side of San Juan Basin, near Crystal, San Juan County, New Mexico, 1981, Open-File Report 81-242
- Time of travel of solutes in the Vermilion River, Louisiana, 1981, Open-File Report 81-1065
- Selected Mo and W assays from stream-sediment samples and panned heavy-mineral concentrates, Challis, Idaho 2° topographic quadrangle, 1981, Open-File Report 81-1344
- Wildlife survey; Cache Creek and Little Granite Creek, Bridger-Teton National Forest, 1981, Open-File Report 81-851
- Sketch maps showing areal extent, thickness, and amount of commercial-quality peat in deposits in and near Piscataquis and Somerset counties and northeastern Aroostook County, Maine, 1981, Open-File Report 81-1320
- Analytical results for 130 rock, 135 stream-sediment and soil, and 110 panned-concentrate samples from the Rattlesnake Wilderness Study Area, Missoula County, Montana, 1981, Open-File Report 81-1219
- Catalog of available clear mylar templates used to determine latitude and longitude of sample localities at scales of 1:24,000, 1:62,500, 1:1,000,000 and 1:250,000 between the latitude of 25 degrees 30' and 49 degrees north or south latitude, 1981, Open-File Report 81-746
- Clear mylar templates used to measure latitude and longitude of sample localities at scales of 1:24,000, 1:62,500, 1:100,000 and 1:250,000 between the latitudes of 25 degrees 30 minutes and 40 degrees north or south latitudes, 1981, Open-File Report 81-747
- The application of microwave remote sensing for snow and ice research, 1981, Open-File Report 81-547
- An archeological sample survey in the Cache Creek-Little Granite Creek area of the Bridger-Teton National Forest, western Wyoming, 1981, Open-File Report 81-852
- Seafloor geologic hazards, sedimentology, and bathymetry; Navarin Basin province, northwestern Bering Sea, 1981, Open-File Report 81-1217
- Analyses of stream-sediment, stream-sediment-concentrate, and rock samples, Virgin Mountains Instant Study Area, Clark County, Nevada, 1981, Open-File Report 81-191
- Potential geologic hazards and constraints for blocks in proposed South Atlantic OCS Oil and Gas Lease Sale 56, 1981, Open-File Report 81-19
- Documentation of data format and content to accompany magnetic tape copies of various data files of the National Coal Resources Data System (NCRDS); ECOAL, WCOAL, NEWCOAL, BMALYT, and USCHEM, 1981, Open-File Report 81-1079
- Selected hydrologic and climatologic data from the Prairie Dog Creek Basin, southeastern Montana, water year 1979, 1981, Open-File Report 81-412
- Resource appraisal of Dominica, Lesser Antilles, 1981, Open-File Report 81-1157
- Results of core drilling in the Mahogany zone and some adjacent beds of the Green River Formation, Winter Ridge area, southeastern Uinta Basin Utah, 1981, Open-File Report 81-175
- A summary of phosphate-rock resources of the United States-an analysis of past estimates, 1981, Open-File Report 81-789
- Appendices to Geology of contaminants in coal; Phase I, report on investigations, 1981, Open-File Report 81-953 B
- Geology of contaminants in coal; Phase I, report of investigations, 1981, Open-File Report 81-953 A
- Hydrologic reconnaissance of the Noatak River basin, Alaska, 1978, 1981, Open-File Report 81-1005
- Additional audio-magnetotelluric soundings in the Lassen Known Geothermal Resource Area, Plumas and Tehama counties, California, 1981, Open-File Report 81-959
- Telluric profiling studies in the Penrose area, Colorado, 1981, Open-File Report 81-461
- Reconnaissance geology and geologic hazards of offshore Coos Bay basin, central Oregon continental margin, 1981, Open-File Report 81-898
- Outer continental shelf and reservoir analysis and consultant programs in the Gulf of Mexico, 1981, Open-File Report 81-713
- Handling, storage, and retrieval of petroleum data in CCOP countries (revised), 1981, Open-File Report 81-662
- Analytical results of tagged synthetic brine migration experiments at Avery Island, Louisiana, 1981, Open-File Report 81-1137
- Mineral occurrences (other than mineral fuels and construction materials) in the Kantishna River and Ruby quadrangles, Alaska, 1981, Open-File Report 81-170
- Placer gold occurrences in Alaska, 1981, Open-File Report 81-1326
- Selected Geological Survey, U.S. Bureu of Mines, and Alaska Division of Geological and Geophysical Surveys reports and maps on Alaska released during 1980, indexed by quadrangle, 1981, Open-File Report 81-442
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Teller quadrangle, Alaska: Supplement to Open-file report 75-587: Part B, lists of references to January 1, 1980, 1981, Open-File Report 81-364 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Tanana quadrangle, Alaska: Supplement to Open-File Report 77-432; Part A: Summaries of data to June 1, 1981, 1981, Open-File Report 81-1313 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in eleven quadrangles in northern Alaska, supplement to Open-File Report 75-628: Part A — Summaries of data to January 1, 1981, 1981, Open-File Report 81-767 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in eleven quadrangles in northern Alaska: Supplement to Open-file report 75-628: Part B — Lists of references to January 1, 1981, 1981, Open-File Report 81-767 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Ambler River quadrangle, Alaska: Supplement to Open-File Report 75-628, part A — Summaries of data to January 1, 1981, 1981, Open-File Report 81-570 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Ambler River quadrangle, Alaska: Supplement to Open-File Report 75-628, part B — Lists of references to January 1, 1981, 1981, Open-File Report 81-570 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Bendeleben quadrangle, Alaska: Supplement to Open-File Report 75-429, part A — Summaries of data to January 1, 1980, 1981, Open-File Report 81-363 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Bendeleben quadrangle, Alaska: Supplement to Open-File Report 75-429, part B — Lists of references to January 1, 1980, 1981, Open-File Report 81-363 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Hughes, Kotzebue, Melozitna, Selawik, and Shungnak quadrangles, west-central Alaska, supplement to Open-file report 75-627: Part A — Summaries of data to January 1, 1981, 1981, Open-File Report 81-847 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Hughes, Kotzebue, Melozitna, Selawik, and Shungnak quadrangles, west-central Alaska, supplement to Open-file report 75-627: Part B — Lists of references to January 1, 1981, 1981, Open-File Report 81-847 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska; supplement to open-file report 76-485; Part B, Lists of references to January 1, 1981, 1981, Open-File Report 81-1343 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Iliamna, Lake Clark, Lime Hills, and McGrath quadrangles, Alaska; supplement to open-file report 76-485; Part A, Summaries to January 1, 1981, 1981, Open-File Report 81-1343 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Livengood quadrangle, Alaska: Supplement to Open-file report 76-819; Part A, summaries to August 1, 1981, 1981, Open-File Report 81-1342 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Livengood quadrangle, Alaska: Supplement to Open-File Report 76-819: Part B — Lists of references to August 1, 1981, 1981, Open-File Report 81-1342 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Mount Fairweather quadrangle, Alaska: Supplement to open-file report 78-316: Part A, summaries of data to January 1, 1980, 1981, Open-File Report 81-249 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Mount Fairweather quadrangle, Alaska: Supplement to Open-file report 78-316: Part B, lists of references to January 1, 1980, 1981, Open-File Report 81-249 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Tanana quadrangle, Alaska: Supplement to Open-File Report 77-432, part B — Lists of references to June 1, 1981, 1981, Open-File Report 81-1313 B
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Teller quadrangle, Alaska: Supplement to Open-File Report 75-587, part A — Summaries of data to January 1, 1980, 1981, Open-File Report 81-364 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Wiseman quadrangle, Alaska, supplement to Open-File Report 76-340: Part A — Summaries of data to January 1, 1981, 1981, Open-File Report 81-732 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Wiseman quadrangle, Alaska, supplement to Open-File Report 76-340: Part B — Lists of references to January 1, 1981, 1981, Open-File Report 81-732 B
- Quality of surface water at selected sites in the Suwannee River basin, Florida, April 1978 to December 1979, 1981, Open-File Report 81-76
- Mineral deposits and geology of northern Oman as of 1974, 1981, Open-File Report 81-452
- Preliminary investigation of the Baid al Jimalah tungsten deposit, Kingdom of Saudi Arabia, 1981, Open-File Report 81-1223
- Outer Continental Shelf Oil and Gas Information Program: Atlantic index (December 1980 - June 1981), 1981, Open-File Report 81-705
- Pacific index (November 1980 - June 1981), 1981, Open-File Report 81-708
- Gulf of Alaska and Lower Cook Inlet summary report 2, June 1981: A revision of Outer Continental Shelf oil and gas activities in the Gulf of Alaska (including Lower Cook Inlet) and their onshore impacts: A summary report, September 1980, 1981, Open-File Report 81-607
- Ground-water levels and chloride concentrations in alluvial aquifers on the south coast of Puerto Rico, February 1980, 1981, Open-File Report 81-626
- Multispatial data acquisition and processing, 1981, Open-File Report 81-608
- Techniques for estimating magnitude and frequency of floods for Wisconsin streams, 1981, Open-File Report 80-1214
- Geochemical analyses and summaries of carbonate rocks from Kentucky, 1981, Open-File Report 81-509
- Geochemical analyses and summaries of Mississippian and Pennsylvanian sandstone from Kentucky, 1981, Open-File Report 81-1098
- Geochemical analyses and summaries of shale from Kentucky, 1981, Open-File Report 81-1097
- Potential hazards from floodflows in Wildrose Canyon, Death Valley National Monument, California-Nevada, 1981, Open-File Report 81-407
- The determination of trace-level antimony in geological materials by semi-automated hydride generation-atomic absorption spectroscopy, 1981, Open-File Report 81-671
- The determination of trace-level arsenic in geological materials by semi-automated hydride generation-atomic absorption spectroscopy, 1981, Open-File Report 81-672
- Sample description and stratigraphic correlation of the New Madrid test well-1-X, New Madrid County, Missouri, 1981, Open-File Report 81-426
- Earthquake hazard evaluation in the Pacific Northwest, 1981, Open-File Report 81-965
- Probabilistic methodology for oil and gas resource appraisal, 1981, Open-File Report 81-1151
- Large-scale bedforms in the Platte River downstream from Grand Island, Nebraska; structure, process, and relationship to channel narrowing, 1981, Open-File Report 81-1059
- Guide for the calculation of coal resources using the computer program GARNET, 1981, Open-File Report 81-563
- Annual water resources review, White Sands Missile Range, New Mexico, 1980, 1981, Open-File Report 81-921
- Coal exploratory holes drilled in 1980 in the Birney 1 degree x 2 degrees quadrangle, Powder River and Big Horn Counties, Montana, 1981, Open-File Report 81-1329
- Low-flow characteristics of streams in the Deschutes River basin, Washington, 1981, Open-File Report 81-639
- Hydrology of the coal-resource areas in the upper drainages of Huntington and Cottonwood creeks, central Utah, 1981, Open-File Report 81-539
- Interpretation of geophysical well-log measurements in drill holes UE25a-4, -5, -6, and -7, Yucca Mountain, Nevada Test Site, 1981, Open-File Report 81-389
- Interpretation of hole-to-surface resistivity measurements at Yucca Mountain, Nevada Test Site, 1981, Open-File Report 81-1336
- Geohydrology and numerical simulation of the alluvium and terrace aquifer along the Beaver-North Canadian River from the Panhandle to Canton Lake, northwestern Oklahoma, 1981, Open-File Report 81-483
- Hydrologic data for the alluvium and terrace aquifer of the Beaver-North Canadian River from the Panhandle to Canton Reservoir, northwestern Oklahoma, 1981, Open-File Report 80-159
- Bouguer gravity map of Hualapai Valley, Mohave County, Arizona, 1981, Open-File Report 81-770
- Ground-water quality in the vicinity of landfill sites, southern Franklin County, Ohio, 1981, Open-File Report 81-919
- Geochemical and mineralogical analyses of U.S. Geological Survey oil-shale core CR-2, Piceance Creek basin, Colorado, 1981, Open-File Report 81-596
- Salinity and temperature measurements in San Francisco Bay waters, 1980, 1981, Open-File Report 82-125
- Hydrologic data of the lower Merrimack River basin, Massachusetts, from Concord River, Lowell, to Plum Island, Newburyport, 1981, Open-File Report 81-1185
- Composition of till from the Clear Lake Quadrangle, Skagit and Snohomish counties, Washington, 1981, Open-File Report 81-517
- Preliminary geologic map of the Mount Vernon 7 1/2' Quadrangle, Skagit County, Washington, 1981, Open-File Report 81-105
- Surface-water quality, Twin Ponies watershed, Pottawattamie and Mills Counties, Iowa, 1981, Open-File Report 81-679
- Geologic controls of mineralization in the Tallahassee Creek uranium district, Fremont County, Colorado, 1981, Open-File Report 81-735
- Geochemical analyses for gold and zinc of 137 stream-sediment samples from the John Muir Wilderness, California, 1981, Open-File Report 81-254
- Sediment data for streams near Mount St. Helens, Washington; Volume 1, 1980 water year, 1981, Open-File Report 81-822
- Survey of helium in natural water wells and springs in southwest Montana and vicinity and Imperial Valley, California; Part III, January 1 - December 31, 1980, 1981, Open-File Report 81-893
- Geophysical logs and coal sections for four holes drilled in the Wasatch Plateau coal field, Rilda Canyon Quadrangle, Emery and Sanpete counties, Utah, 1981, Open-File Report 81-24
- Program PDP003, CTRL2D, 1981, Open-File Report 81-1152
- Program PDP004; CONTUR, 1981, Open-File Report 81-761
- North Atlantic summary report: Outer Continental Shelf oil and gas activities in the North Atlantic and their onshore impacts: A summary report, July 1981, 1981, Open-File Report 81-601
- Update 2, February 1981: Outer Continental Shelf oil and gas activities in the Mid-Atlantic and their onshore impacts: A summary report, November 1979, 1981, Open-File Report 81-603
- Outer Continental Shelf Oil and Gas Information Program: Alaska index (December 1974-November 1980), 1981, Open-File Report 81-20
- Soil micromorphology and faulting, 1981, Open-File Report 81-279
- Soil micromorphology and faulting, 1981, Open-File Report 81-942
- The U.S. Geological Survey Coal Hydrology Program and the potential of hydrologic models for impact assessments, 1981, Open-File Report 81-542
- Base flow and chemical quality of streams in the Northern Great Plains area, Montana and Wyoming, 1977-78, 1981, Open-File Report 81-692
- Evaluation of geochemical sampling media in granitoid terrane of the southern Arabian shield, Kingdom of Saudi Arabia, 1981, Open-File Report 81-1293
- Estimated water use in the Southwest Florida Water Management District and adjacent areas, 1980, 1981, Open-File Report 81-1060
- Hydrogeologic data for Rocky Creek landfill and adjacent area, northwest Hillsborough County, Florida, 1969-73, 1981, Open-File Report 80-1291
- The Geothermal Research Program for the U.S. Geological Survey, 1981, Open-File Report 81-564
- Interpolating water-table altitudes in west-central Kansas using kriging techniques, 1981, Open-File Report 81-1062
- Lineaments and faults of Wisconsin, Minnesota, and the western part of the northern peninsula of Michigan, 1981, Open-File Report 81-977
- Eastern Gas Shales Project (EGSP) data files, 1981, Open-File Report 81-598
- Changed magma budget since 1975 at Kilauea Volcano, Hawaii, 1981, Open-File Report 81-571
- Geohydrology of the Vamoosa-Ada aquifer, east-central Oklahoma, 1981, Open-File Report 81-62
- Cal Net procedures for processing phase data and determining hypocenters of local earthquakes with UNIX, 1981, Open-File Report 81-110
- Report on microearthquake monitoring in the vicinity of Auburn Dam, California: November 1976-March 1977, 1981, Open-File Report 81-244
- Ground-water levels in Arkansas, spring 1981, 1981, Open-File Report 81-1114
- Identification codes for organizations listed in computerized data systems of the U.S. Geological Survey, 1981, Open-File Report 81-904
- A TI-59 calculator program for computation of Schlumberger resistivity sounding curves for models with as many as 25 horizontal layers, 1981, Open-File Report 81-160
- Geophysical logs and coal sections for two holes drilled in the Wasatch Plateau coal field, Mahogany Point Quadrangle, Emery County, Utah, 1981, Open-File Report 81-23
- Effects of effluents from a coal-fired, electric-generating powerplant on local ground water near Hayden, Colorado, 1981, Open-File Report 81-1196
- Stratigraphy, sedimentology, and paleomagnetism of the Coral Ridge sand body, eastern Taylor Valley, Victoria Land, Antarctica, 1981, Open-File Report 81-1303
- Progress report on the effects of surface mining on the surface-water hydrology of selected basins in the Fort Union coal region, North Dakota and Montana, 1981, Open-File Report 81-678
- Measurement and analysis of the near surface stress field in the vicinity of active faults in Southern California, 1981, Open-File Report 81-880
- Mineral resources of the Flint Creek Range Wilderness Study Area, Granite and Powell counties, Montana, 1981, Open-File Report 81-1095
- Hydrologic and morphologic changes in channels of the Platte River basin: A historical perspective, 1981, Open-File Report 81-1125
- Fortran computer programs for running median filters and a general despiker, 1981, Open-File Report 81-1091
- Geohydrology and effects of water use in the Black Mesa area, Navajo and Hopi Indian Reservations, Arizona, 1981, Open-File Report 81-911
- Ground-water-level monitoring network, Hollister and San Juan Valleys, San Benito County, California, 1981, Open-File Report 81-66
- Water-quality reconnaissance of Cretaceous aquifers of the southeastern Coastal Plain, 1981, Open-File Report 81-696
- Samples from the United States eastern continental margin collected by the U.S. Geological Survey, 1981, Open-File Report 81-467
- Modes of occurrence of trace elements in coal, 1981, Open-File Report 81-99
- Principal facts for gravity stations near Medicine Lake and Mt. Shasta, California, 1981, Open-File Report 81-427
- Geology and petroleum potential of the Norton Basin area, Alaska, 1981, Open-File Report 81-1316
- Computation of geomagnetic transfer functions using the HP9640A, 1981, Open-File Report 81-361
- Geomagnetic data utility programs for the HP9640A, 1981, Open-File Report 81-360
- Transcription of geomagnetic variation data from sea data cassettes to tape using the HP9640A, 1981, Open-File Report 81-95
- Geophysical measurements in the Beaver Basin, west-central Utah; Part I— Slingram, magnetic, and self-potential profiles, 1981, Open-File Report 81-199
- An interpretation of gamma-ray spectrometric and total intensity magnetic data for the Jabal Yafikh Quadrangle, sheet 20/43 B, Kingdom of Saudi Arabia, 1981, Open-File Report 81-794
- A slingram survey at Yucca Mountain on the Nevada Test Site, 1981, Open-File Report 81-980
- The Ford-Fleischer file of mineralogical references, 1978-1980 inclusive, 1981, Open-File Report 81-1174
- The Ford-Fleischer file of mineralogical references, through 1977, 1981, Open-File Report 81-1169
- Digital seismograms of aftershocks of the Imperial Valley, California, earthquake of October 15, 1979, 1981, Open-File Report 81-655
- Catalog of earthquakes along the San Andreas fault system in Central California, October-December 1977, 1981, Open-File Report 81-1325
- Drainage areas of selected surface-water sites in Florida, 1981, Open-File Report 81-482
- Index to active hydrologic data collection sites in Florida, 1980-81, 1981, Open-File Report 81-813
- The paleoenvironmental implications of the ostracodes and diatoms from selected samples in Pliocene and Pleistocene lacustrine sediments in the Beaver Basin, Utah, 1981, Open-File Report 81-390
- Water resources of the Santa Ysabel and Mesa Grande Indian Reservations, San Diego County, California, 1981, Open-File Report 81-342
- Preliminary data report for the San Juan Basin-Crownpoint surveillance study, 1981, Open-File Report 81-484
- Quality assurance practices for the chemical and biological analyses of water and fluvial sediments, 1981, Open-File Report 81-650
- Probable high ground-water levels in Massachusetts, 1981, Open-File Report 80-1205
- A regional geochemical reconnaissance, north-central Sonora, Mexico; techniques and analytical data, 1981, Open-File Report 81-795
- Hydrologic effects of highway-deicing chemicals in Massachusetts, 1981, Open-File Report 81-209
- Hydrologic effects of highway-deicing chemicals in Massachusetts; executive summary, 1981, Open-File Report 81-210
- In-situ measurements of seismic velocity at 19 locations in the Los Angeles, California, region, 1981, Open-File Report 81-399
- Water-quality data for the Potomac-Raritan-Magothy aquifer system, Trenton to Pennsville, New Jersey, 1980, 1981, Open-File Report 81-814
- Approximate water-level changes in wells in the Chicot and Evangeline aquifers, 1977-81 and 1980-81, and measured compaction, 1973-81, in the Houston-Galveston region, Texas, 1981, Open-File Report 81-341
- Volcanic stratigraphy and secondary mineralization of USGS Pucci geothermal test well, Mount Hood, Oregon, 1981, Open-File Report 81-1330
- Model of the ground-water flow system of the Gordo and Eutaw aquifers in west-central Alabama, 1981, Open-File Report 80-422
- Hydrologic data of the Lake Cochituate drainage basin, Framingham-Natick, Massachusetts, 1981, Open-File Report 82-342
- Hydrologic data of the Shawsheen River basin, Massachusetts, 1981, Open-File Report 81-802
- Low-flow characteristics of streams in the central Wisconsin River basin, Wisconsin, 1981, Open-File Report 81-495
- Evaluation of the Geological Survey's experiments with alternative work schedules, 1981, Open-File Report 82-813
- Geophysical log suite from drill holes No. 1 and 2, Mariano Lake-Lake Valley Drilling Project, McKinley County, New Mexico, 1981, Open-File Report 81-172
- Research, investigations, and technical developments, National Mapping Program, 1981, 1981, Open-File Report 82-236
- Water Resources Division training bulletin, October 1981 through September 1982, 1981, Open-File Report 81-1017
- Water-resources investigations of the U.S. Geological Survey in Montana, October 1980 through September 1981, 1981, Open-File Report 81-817
- Geophysical investigations in the Mahd adh Dhahab district, Kingdom of Saudi Arabia, with a section on shallow seismic refraction profiles, 1981, Open-File Report 81-828
- A tabulation of radiometric age determinations for the Kingdom of Saudi Arabia, 1981, Open-File Report 81-800
- Hydrologic data for urban storm runoff from nine sites in the Denver metropolitan area, Colorado, 1981, Open-File Report 81-682
- Availability of foraminifera and palynomorph reports from shothole samples of National Petroleum Reserve in Alaska, 1981, Open-File Report 81-1340
- The U.S. Geological Survey Federal-State cooperative water-resources program, 1981, Open-File Report 81-691
- Multichannel seismic profiles collected by the Teledyne Exploration Company in 1977 south of Cape Hatteras, North Carolina, 1981, Open-File Report 81-726
- Geohydrology of the basalt and unconsolidated sedimentary aquifers in the Fallon area, Churchill County, Nevada, 1981, Open-File Report 80-2042
- Streamflow, sediment transport, and nutrient transport at Incline Village, Lake Tahoe, Nevada, 1970-73, 1981, Open-File Report 80-2045
- Bibliography of reports by U.S. Geological Survey personnel pertaining to underground nuclear testing and radioactive waste disposal at the Nevada Test Site, and radioactive waste disposal at the Waste Isolation Pilot Plant site, New Mexico, January 1, 1980, to December 31, 1980, 1981, Open-File Report 81-892
- Soil resource inventory, order 3, Cache Creek-Little Granite Creek EIS area, Bridger-Teton National Forest, Wyoming, 1981, Open-File Report 81-855
- Regional geologic map for the Cache Creek-Bear Thrust environmental impact statement, Teton and Sublette Counties, Wyoming, 1981, Open-File Report 81-856
- Preliminary data from Arbuckle test wells, Miami, Douglas, Saline, and Labette counties, Kansas, 1981, Open-File Report 81-1112
- Maximum likelihood estimation of transfer function parameters when input as well as output observations are subject to error, 1981, Open-File Report 81-548
- Appearance and water quality of turbidity plumes created by dredging in Tampa Bay, Florida, 1981, Open-File Report 81-541
- Element concentrations in rehabilitation species from thirteen coal-stripmines in five Western States and Alaska, 1981, Open-File Report 81-182
- Preliminary hydrologic evaluation of the North Horn Mountain coal-resource area, Utah, 1981, Open-File Report 81-141
- Lineaments and fracture traces, Jennings County and Jefferson Proving Ground, Indiana, 1981, Open-File Report 81-1120
- Analyses of A-horizon soil and outcrop samples from the Vermillion District, northeastern Minnesota, 1981, Open-File Report 81-999
- A qualitative appraisal of the hydrology of the Yemen Arab Republic from Landsat images, 1981, Open-File Report 80-565
- Preliminary results of coal exploratory drilling in the Book Cliffs coal field, Grand County, Utah, 1981, Open-File Report 81-43
- Temperature-depth data for selected deep drill holes in the United States obtained using maximum thermometers, 1981, Open-File Report 81-555
- Surface fault traces and historical earthquake effects near Los Alamos Valley, Santa Barbara County, California, 1981, Open-File Report 81-271
- Digital models of ground-water flow in the Cape Cod aquifer system, Massachusetts, 1981, Open-File Report 80-67
- Statistical summaries of streamflow and water-quality data for streams of western North Dakota, 1977-80, 1981, Open-File Report 81-1066
- Low-grade uranium in the Fort Union Formation, Crooked Wash area, northwestern Colorado, 1981, Open-File Report 81-586
- Velocity observations of the Chattahoochee River at Atlanta, Georgia, September 28, 1981, 1981, Open-File Report 82-76
- Preliminary catalog of earthquakes in Central California for March 1979, 1981, Open-File Report 81-520
- Grain size and composition of seafloor sediment, Kodiak Shelf, Alaska, 1981, Open-File Report 81-659
- Remote-site data entry for the Gospel-Hump Wilderness Area, Idaho; experimental use of a microcomputer on RASS (Rock Analysis Storage System) data, 1981, Open-File Report 81-1100
- Geophysical and lithologic logs of nine test holes drilled during 1980 in the Como West, Elmo, and T.E. Ranch quadrangles, Carbon County, Wyoming, 1981, Open-File Report 81-1347
- Mineralogy and diagenesis of core samples of Upper Cretaceous sandstones, Twin Arrow Inc. 4-14X C and K well, Piceance Creek basin, northwestern Colorado, 1981, Open-File Report 81-845
- Mineralogy, diagenesis, and provenance of Upper Cretaceous sandstones from the Ralston Production Company Federal No. 31 well, Piceance Creek basin, north-western Colorado, 1981, Open-File Report 81-1295
- Results of exploratory drilling for lignite in 1978, Fort Peck Indian Reservation, Roosevelt County, Montana, 1981, Open-File Report 81-786
- Depth estimation for ordinary high water of streams in the Mobile District of the U.S. Army Corps of Engineers, Alabama and adjacent states, 1981, Open-File Report 81-481
- Hydrology of area 22, Eastern Coal Province, Alabama, 1981, Open-File Report 81-135
- Establishment of a Southern California geophysical data and analysis center, 1981, Open-File Report 81-395
- Water quality of the Yadkin-Pee Dee River system, North Carolina; variability, pollution loads, and long-term trends, 1981, Open-File Report 81-643
- Elemental composition of geologic materials from areas of mineralization in Egypt; semiquantitative analyses, 1981, Open-File Report 81-781
- Fracture systems in the Eastern overthrust belt, 1981, Open-File Report 81-1129
- Principal facts and complete Bouguer gravity anomaly map for the west half of the Butte 1° x 2 ° quadrangle, Montana, 1981, Open-File Report 81-949
- Corrensite; mineralogical ambiguities and geologic significance, 1981, Open-File Report 81-850
- Gulf of Mexico summary report 2, August 1981: A revision of Outer Continental Shelf oil and gas activities in the Gulf of Mexico and their onshore impacts: A summary report, September 1980, 1981, Open-File Report 81-620
- 1980 annual index of current earthquake literature, 1981, Open-File Report 81-454
- Hydrologic almanac of Florida, 1981, Open-File Report 81-1107
- Exploration and evaluation of the Hajrah-Hamdah group of ancient gold mines, Kingdom of Saudi Arabia, 1981, Open-File Report 81-445
- Ground-water hydrology of strip-mine areas in eastern Ohio (conditions during mining of two watersheds in Coshocton and Muskingum counties), 1981, Open-File Report 81-913
- Preliminary geologic map of the Markleeville 15' quadrangle, California, 1981, Open-File Report 81-653
- Activities in Idaho; status of projects, fiscal year 1981, 1981, Open-File Report 82-169
- Land use and land cover and associated maps for Cheyenne, Wyoming, Nebraska, Colorado, 1981, Open-File Report 81-15
- Report of the annual yield of the Arkansas River basin for the Arkansas River Basin Compact, Arkansas-Oklahoma, 1980 water year, 1981, Open-File Report 81-208
- In-situ seismic wave velocity monitoring, 1981, Open-File Report 81-285
- Water-resources investigations of the U.S. Geological Survey in Iowa; fiscal year 1981, 1981, Open-File Report 81-349
- Single-channel seismic-reflection profiles and sidescan-sonar records collected by the R/V Neecho, cruise NE 79-06, on the inner shelf east of Cape Cod, Massachusetts, 1981, Open-File Report 81-375
- Single-channel seismic-reflection profiles and sidescan-sonar records collected on Georges Bank, 1981, Open-File Report 81-438
- Ground-water levels in alluvium on the south coast of Puerto Rico, February 1979, 1981, Open-File Report 81-641
- 1982 Water Quality Laboratory services catalog, 1981, Open-File Report 81-1016
- Analog Records from an Airborne Electromagnetic Survey (Using the Dighem II System) of Parts of the Lake City Caldera, Hinsdale County, Colorado, 1981, Open-File Report 81-1311
- Phoenix quadrangle, Baltimore and Harford Counties, Maryland: Hydrogeology, 1981, Open-File Report 81-65
- Manchester quadrangle, Carroll County, Maryland: Hydrogeology, 1981, Open-File Report 81-126
- Norrisville quadrangle, Baltimore and Harford Counties, Maryland: Hydrogeology, 1981, Open-File Report 81-127
- Altitude and configuration of the water table in the High Plains aquifer in Kansas, 1980, 1981, Open-File Report 81-1004
- Summary of available data on surface water, state of Hawaii - Volume 1: Island of Kauai, 1981, Open-File Report 81-1056
- Availability and Quality of Water from Underground Coal Mines in Johnson and Martin Counties, Kentucky, 1981, Open-File Report 81-690
- Acquisition of digital seismograms during the Mammoth Lakes, California, earthquake sequence of May-June 1980, 1981, Open-File Report 81-38
- Hydrology of area 3, Eastern Coal Province, Pennsylvania, 1981, Open-File Report 81-537
- Hydrology of Area 5, Eastern Coal Province, Pennsylvania, Maryland, and West Virginia, 1981, Open-File Report 81-538
- Structured COBOL programs to retrieve, edit, and list Eastern Gas Shales Project sample data, 1981, Open-File Report 81-240
- Chemical analyses of coal from the Krebs Group (Pennsylvanian) Arkoma Basin, eastern Oklahoma, 1981, Open-File Report 81-894
- Geology and chemical analyses of coal, Mesaverde Group (Cretaceous), lower White River coal field, Moffat and Rio Blanco counties, Colorado, 1981, Open-File Report 81-597
- Gravity and magnetic features and their relationship to the geothermal system in southwestern South Dakota, 1981, Open-File Report 81-1345
- Composition of tidal flat sediments, Willapa Bay, Washington, 1981, Open-File Report 81-272
- Facies characteristics and patterns in modern size-graded shelf deposits, northwestern Gulf of Mexico, 1981, Open-File Report 81-102
- Infaunal and neoichnological characteristics of the South Texas Outer Continental Shelf, 1981, Open-File Report 81-163
- Tidal flat sediments - texture, Willapa Bay, Washington, 1981, Open-File Report 81-738
- Preliminary geologic map of the Frisco Peak Quadrangle, Millard and Beaver counties, Utah, 1981, Open-File Report 81-396
- Estimating probabilities of reservoir storage for the upper Delaware River Basin, 1981, Open-File Report 81-478
- Techniques of trend analysis for monthly water-quality data, 1981, Open-File Report 81-488
- Floods of March 1978, in the Maumee River basin, northeastern Indiana, 1981, Open-File Report 81-695
- Fisheries resource evaluation, Cache Creek EIS, Wyoming, 1981, Open-File Report 81-857
- Late Neogene and Quaternary geology of the southwestern Florida shelf and slope, 1981, Open-File Report 81-1029
- Flow model of Saginaw River near Saginaw, Michigan, 1981, Open-File Report 81-1061
- Correlation characteristics of surficial deposits with a description of surficial stratigraphy in the Nevada Test Site region, 1981, Open-File Report 81-512
- E-field ratio telluric survey near the Big Maria Mountains, Riverside County, California, 1981, Open-File Report 81-961
- Analyses of outcrops and B-horizon soil samples, Iron River 1° x 2° quadrangle, Michigan-Wisconsin, 1981, Open-File Report 81-779
- The Sea Data 651-4 data logger, 1981, Open-File Report 81-111
- Clay mineralogy of Devonian shales in the Appalachian Basin, 1981, Open-File Report 81-585
- Erosional history of the New River, southern Appalachians, Virginia, 1981, Open-File Report 81-771
- An assessment of streamflow, water quality, and the effects of constructing an impoundment on Bridge Creek at Augusta, Wisconsin, 1981, Open-File Report 81-1192
- U.S. Geological Survey reports on the water resources of Florida, 1886-1980, 1981, Open-File Report 81-816
- MINCON, a BASIC program to control temperature and oxygen fugacity in furnaces, 1981, Open-File Report 81-1324
- Ground-water data for Michigan, 1980, 1981, Open-File Report 81-811
- Hydrology of area 16, Eastern Coal Province, Virginia-Tennessee, 1981, Open-File Report 81-204
- Low-flow frequency data for selected stream gaging stations in Florida, 1981, Open-File Report 81-69
- Digitizing procedure for the National Coal Resources Data System of the U.S. Geological Survey, 1981, Open-File Report 81-1225
- Emission spectra in the thermal infrared region, 1981, Open-File Report 81-787
- Ground-water hydrology of the Mormon Island Crane Meadows wildlife area near Grand Island, Hall County, Nebraska, 1981, Open-File Report 81-1109
- Hydrogeology of well-field areas near Tampa, Florida; Phase I, development and documentation of a two-dimensional finite-difference model for simulation of steady-state ground-water flow, 1981, Open-File Report 81-630
- Outline for a hydrologic data base for Portugal, 1981, Open-File Report 81-424
- Short papers for the Second International Symposium on the Cambrian System, 1981, 1981, Open-File Report 81-743
- Aquatic biology of the Redwood Creek and Mill Creek drainage basins, Redwood National Park, Humboldt and Del Norte counties, California, 1981, Open-File Report 81-143
- Fission-track ages of air-fall tuffs in Miocene sedimentary rocks of the Espanola Basin, Santa Fe County, New Mexico, 1981, Open-File Report 81-161
- Documentation of a FORTRAN program, 'isocomp', for computing isostatic residual gravity, 1981, Open-File Report 81-574
- Interpretation of D.C. resistivity, VLF, and total magnetic field intensity measurements of Kilauea Iki lava lake, 1979-1980, 1981, Open-File Report 81-256
- Seismicity near Albuquerque, New Mexico, 1976-1978, 1981, Open-File Report 81-117
- Low-flow characteristics of Ohio streams, 1981, Open-File Report 81-1195
- A laboratory study of some physical properties of sulfide ores in igneous and metamorphic rocks from the Burnt Nubble area, Somerset County, Maine, 1981, Open-File Report 81-669
- Fluoride concentrations in water from four principal coastal plain aquifer systems, South Carolina, 1981, Open-File Report 81-140
- Pattern-recognition program modified and applied to southeastern United States seismicity, 1981, Open-File Report 81-195
- Geologic data for borehole ERDA-6, Eddy County, New Mexico, 1981, Open-File Report 81-468
- Geologic data for borehole ERDA-9, Eddy County, New Mexico, 1981, Open-File Report 81-469
- Plan of study for the Central Midwest Regional Aquifer System Analysis in parts of Arkansas, Colorado, Kansas, Missouri, Nebraska, New Mexico, Oklahoma, South Dakota, and Texas, 1981, Open-File Report 81-206
- Identification of transportation route alternatives and engineering feasibility studies for Bridger-Teton National Forest, Cache Creek, and Little Granite Creek EIS data gathering and evaluation, 1981, Open-File Report 81-858
- The effect of Quaternary alluvium on strong ground motion in the Coyote Lake, California, earthquake of 1979, 1981, Open-File Report 81-353
- Peak horizontal acceleration and velocity from strong motion records including records from the 1979 Imperial Valley, California, earthquake, 1981, Open-File Report 81-365
- Quality of water and time of travel in Goodwater and Okatoma Creeks near Magee, Mississippi, 1981, Open-File Report 81-1012
- Quality of water and time of travel in Little Copiah Creek near Crystal Springs, Mississippi, 1981, Open-File Report 81-1069
- Quality of water in Tibbee Creek and tributaries near West Point, Mississippi, 1981, Open-File Report 81-406
- Application of earthquake mechanism studies, 1981, Open-File Report 81-281
- Seismicity studies for earthquake prediction in Southern California using a mobile seismographic array, 1981, Open-File Report 81-282
- Analysis of Egyptian Geological Survey and Mining Department samples by rapid rock and atomic absorption procedures, 1981, Open-File Report 81-991
- A preliminary analysis of gravity and aeromagnetic surveys of the Timber Mountain area, southern Nevada, 1981, Open-File Report 81-189
- Modification of the Tangborn short-term hydrometeorological model, with trial results from the Baker River basin, Washington, 1981, Open-File Report 81-694
- Geophysical reconnaissance of prospective geothermal areas on the Island of Hawaii using electrical methods, 1981, Open-File Report 81-1044
- Interpretation of time-domain electromagnetic soundings in the Calico Hills area, Nevada Test Site, Nye County, Nevada, 1981, Open-File Report 81-988
- Interpretation of time-domain electromagnetic soundings in the east rift geothermal area of Kilauea Volcano, Hawaii, 1981, Open-File Report 81-979
- Bibliography of landslides, soil liquefaction, and related ground failures in selected historic earthquakes, 1981, Open-File Report 81-572
- Potential geologic hazards and constraints for blocks in proposed mid-Atlantic OCS oil and gas lease sale 59, 1981, Open-File Report 81-725
- The Mauzy Formation, a new stratigraphic unit of Permian age in western Kentucky, 1981, Open-File Report 81-790
- Volcanic stratigraphy and alteration mineralogy of drill cuttings from EWEB 1 drill hole, Linn County, Oregon, 1981, Open-File Report 81-250
- Volcanic stratigraphy and alteration mineralogy of drill cuttings from EWEB 2 drill hole, Linn County, Oregon, 1981, Open-File Report 81-267
- Volcanic stratigraphy and alteration mineralogy of drill cuttings from EWEB 5 drill hole, Clackamas County, Oregon, 1981, Open-File Report 81-91
- Volcanic stratigraphy and alteration mineralogy of drill cuttings from EWEB6 drill hole, Clackamas County, Oregon, 1981, Open-File Report 81-168
- Paleomagnetic study of the As Sarat volcanic field, southwestern Saudi Arabia, 1981, Open-File Report 81-675
- Seismic risk in the Assam Gap, eastern Himalaya, 1981, Open-File Report 80-2011
- Hydrologic data for North Creek, Trinity River basin, Texas, 1979, 1981, Open-File Report 81-823
- Single-channel, high-resolution seismic data from six areas of the northern Gulf of Mexico continental slope, 1981, Open-File Report 81-400
- Compound type analysis applied to GC-MS studies of saturated hydrocarbon fractions from geologic samples, 1981, Open-File Report 81-843
- Changes in surface-water hydrology, Platte River basin in Colorado, Wyoming, and Nebraska upstream from Duncan, Nebraska, 1981, Open-File Report 81-818
- Sediment transport and effective discharge of the North Platte, South Platte, and Platte Rivers in Nebraska, 1981, Open-File Report 81-53
- Coal resources of the Fort Union Formation, Rattlesnake Butte, EMRIA Study Site, Stark, Billings, and Dunn Counties, North Dakota, 1981, Open-File Report 81-266
- A manual of modified analytical procedures for conventional rock analysis, 1981, Open-File Report 81-359
- A method of estimating flood-frequency parameters for streams in Idaho, 1981, Open-File Report 81-909
- Discharge data at water-quality monitoring stations in Arkansas, 1980 water year, 1981, Open-File Report 82-157
- Addendum to sources of powerplant cooling water in the desert area of Southern California: a reconnaissance study, 1981, Open-File Report 81-527
- Stress analysis of a deeply eroded analog of the San Andreas Fault, California, 1981, Open-File Report 81-899
- Stress analysis of deeply eroded analogs of the San Andreas Fault (a renewal), 1981, Open-File Report 81-900
- Guidebook, 44th annual meeting of the Friends of the Pleistocene, Nashua River valley, Leominster, Massachusetts, May 15-17, 1981, 1981, Open-File Report 81-651
- Seismicity of the lower east rift zone of Kilauea Volcano, Hawaii, 1960 to 1980, 1981, Open-File Report 81-984
- U.S. Geological Survey interim emergency response plan for volcanic hazards in the United States, 1981, Open-File Report 81-123
- Report on climate, air quality, and noise for the Cache Creek-Bear Thrust environmental impact statement, 1981, Open-File Report 81-859
- Hydrogeologic data from selected wells and test holes in Suffolk County, Long Island, New York, 1972-80, 1981, Open-File Report 81-500
- Base flow of streams in Nassau County sewer districts 2 and 3, Long Island, New York, 1978-79, 1981, Open-File Report 81-420
- An oilspill risk analysis for the North Atlantic (proposed sale 52) Outer Continental Shelf lease area, 1981, Open-File Report 81-865
- Temperature effects of varying phase composition during the steady vertical flow of moisture in unsaturated stratified sediments, 1981, Open-File Report 81-1220
- Review of earthquake activity and current status of seismic monitoring in the region of the Bradley Lake hydroelectric project, southern Kenai Peninsula, Alaska, 1981, Open-File Report 81-736
- Investigations of the 8 November 1980 earthquake in Humboldt County, California, 1981, Open-File Report 81-397
- Study of seismic activity by selective trenching along the Elsinore fault zone, Southern California, 1981, Open-File Report 81-882
- Conondont biostratigraphy and thermal color alteration indices of the upper St. Charles and lower Garden City formations, Bear River Range, northern Utah and southeastern Idaho, 1981, Open-File Report 81-740
- Documentation and user's guide to the USGS oilspill risk analysis model: oilspill trajectories and calculation of conditional probabilities, 1981, Open-File Report 81-316
- Calculation of strong ground motion and local field-far field relationships for the April 25, 1965, Puget Sound, Washington, earthquake, 1981, Open-File Report 81-377
- Basic data report and geochemical summary for stream sediments, heavy-mineral concentrates, rocks, and waters from the Golden Trout Wilderness, California, 1981, Open-File Report 81-752
- A finite-element model study of the impact of the proposed I-326 crossing on flood stages of the Congaree River near Columbia, South Carolina, 1981, Open-File Report 81-1194
- Magnitude and chemical quality of base flow of Otter Creek, Tongue River, and Rosebud Creek, southeastern Montana, October 26-November 5, 1977, 1981, Open-File Report 80-1298
- Evapotranspiration from rapidly growing young saltcedar in the Gila River Valley of Arizona, 1981, Open-File Report 81-485
- Continuity and tectonic implications of the San Simeon-Hosgri fault zone, central California, 1981, Open-File Report 81-430
- Geochemistry of trace elements and uranium in Devonian shales of the Appalachian Basin, 1981, Open-File Report 81-778
- Relative importance of organic carbon and sulfide sulfur in a Wyoming roll-type uranium deposit, 1981, Open-File Report 81-580
- Selected drill-stem-test data from the Northern Great Plains area of Montana, 1981, Open-File Report 81-326
- Selected hydrogeologic data from the Northern Great Plains area of Montana, 1981, Open-File Report 81-534
- Selected hydrogeologic data from the Judith Basin, central Montana, 1981, Open-File Report 81-1015
- Lithologic log: Shell-Sloan No. 34-1, Okeechobee County, Florida, 1981, Open-File Report 81-453
- Road log and documentary photographs for 15 significant biostratigraphic sites in Miocene-Pliocene limestone, Kingshill Seaway, St. Croix, U.S. Virgin Islands, 1981, Open-File Report 81-1291
- Plan of study for the regional aquifer-system analysis of the Snake River plain, Idaho and eastern Oregon, 1981, Open-File Report 81-689
- Hydrologic monitoring in the coal fields of central Utah, August 1978-September 1979, 1981, Open-File Report 81-138
- Hydrologic studies of the U.S. Geological Survey in major coal-resource areas of Utah through 1980, 1981, Open-File Report 81-216
- A 10-year plan to study the aquifer system of Indian Wells Valley, California, 1981, Open-File Report 81-404
- Preliminary geologic report for the Alenaio stream flood damage reduction study area, Hilo, Hawaii, 1981, Open-File Report 81-791
- Laboratory and field investigations of fault gouge, 1981, Open-File Report 81-883
- Audio-magnetotelluric data log and station-location map for part of the Wallace 1 degree x 2 degrees quadrangle, Idaho and Montana, 1981, Open-File Report 81-1153
- Principal facts for gravity stations in the Big Snowies Wilderness and contiguous RARE II Study Areas, Fergus, Golden Valley, and Wheatland counties, Montana, 1981, Open-File Report 81-151
- Geophysical and lithologic logs from coal test holes drilled during 1980 in Campbell County, Wyoming, 1981, Open-File Report 81-714
- Stratigraphy of the Yellowjacket Formation of east-central Idaho, 1981, Open-File Report 81-1088
- Baseline studies of the feasibility and reliability of using animal behavior as a component in the prediction of earthquakes, 1981, Open-File Report 81-378
- Radionuclide concentrations in streams in the upper Blackfoot River basin, southeastern Idaho, 1981, Open-File Report 81-142
- Quartz-pyrite-molybdenite stockwork near South Fork Peak, Taos County, New Mexico, 1981, Open-File Report 81-1080
- Areal and textural distribution of particulate gold in sediments from Bluff Beach, Alaska, 1981, Open-File Report 81-1085
- Measured sections of the Browns Park Formation (Miocene) in Moffat County, Colorado, 1980, 1981, Open-File Report 81-171
- Petrographic and chemical data on Cretaceous granitic rocks of the Big Delta Quadrangle, Alaska, 1981, Open-File Report 81-398
- Sources of data, procedures, and bibliography for coal resource investigation of western Maryland, 1981, Open-File Report 81-739
- Potentially favorable areas for large-yield wells in the Red River Formation and Madison Limestone in parts of Montana, North Dakota, South Dakota, Wyoming, and Nebraska, 1981, Open-File Report 81-220
- Map showing the potentiometric surface of the Magothy aquifer in southern Maryland, August 1980, 1981, Open-File Report 81-633
- State-discharge relations at dams on the Illinois and Des Plaines rivers in Illinois, 1981, Open-File Report 81-1009
- Geologic factors pertinent to the proposed A. J. Wiley Hydroelectric Project No. 2845, Bliss, Idaho, 1981, Open-File Report 81-569
- Geology of the Twinridge pluton area, Nevada Test Site, Nevada, 1981, Open-File Report 81-156
- Strong-motion data from the Westmorland, California, earthquake of April 26, 1981, 1981, Open-File Report 81-1149
- Catalog of earthquakes along the San Andreas fault system in central California, July-September 1977, 1981, Open-File Report 81-462
- User oriented, interactive Multics computer programs to create grid cell, contour, and perspective maps using Surface Display Library, 1981, Open-File Report 81-513
- Current water-resources investigations of the U.S. Geological Survey in North Dakota; fiscal year 1981, 1981, Open-File Report 81-923
- Sampling and analyzing sediment cores for 210Pb geochronology, 1981, Open-File Report 81-983
- Evaluation of the cone penetrometer for liquefaction hazard assessment, 1981, Open-File Report 81-284
- An evaluation of the M204 data-base management system, 1981, Open-File Report 81-1148
- Mekometer measurements in the Imperial Valley, 1981, Open-File Report 80-2008
- Assessment of conventionally recoverable petroleum resources of Indonesia, 1981, Open-File Report 81-1142
- Assessment of conventionally recoverable petroleum resources of northeastern Mexico, 1981, Open-File Report 81-1143
- Assessment of conventionally recoverable petroleum resources of Persian Gulf basin and Zagros fold belt (Arabian-Iranian Basin), 1981, Open-File Report 81-986
- Assessment of conventionally recoverable petroleum resources of southeastern Mexico, northern Guatemala, and Belize, 1981, Open-File Report 81-1144
- Assessment of conventionally recoverable petroleum resources of the West Siberian Basin and Kara Sea basin, U.S.S.R., 1981, Open-File Report 81-1147
- Assessment of conventionally recoverable petroleum resources of Trinidad, 1981, Open-File Report 81-1145
- Assessment of conventionally recoverable petroleum resources of Venezuela, 1981, Open-File Report 81-1146
- Assessment of conventionally recoverable petroleum resources, Volga-Urals Basin, U.S.S.R., 1981, Open-File Report 81-1027
- An estimation of the reaeration coefficient in natural streams by spectral analysis of time series data, 1981, Open-File Report 81-648
- Probability models and computer simulation of landscape evolution, 1981, Open-File Report 81-656
- Flood of August 20, 1979, on a tributary of Chickamauga Creek, near Gallipolis, Ohio, 1981, Open-File Report 81-414
- Hydraulic analysis, Paint Creek at State Route 772, Chillicothe, Ohio, 1981, Open-File Report 81-350
- Predicted effects on ground water of construction of Divide Cut section, Tennessee-Tombigbee Waterway, northeastern Mississippi, using a digital model, 1981, Open-File Report 81-649
- A study of earthquake prediction and the tectonics of the northeastern Caribbean: A continuing experiment in two major seismic gaps, 1981, Open-File Report 81-884
- Sidescan-sonar data collected during May 1978 from the southern New England continental shelf, 1981, Open-File Report 81-1127
- Update 2, August 1981: Outer Continental Shelf oil and gas activities in South Atlantic (U.S.) and their onshore impacts : a summary report, July 1980, 1981, Open-File Report 81-616
- Update 3, August 1981: Outer Continental Shelf oil and gas activities in the Mid-Atlantic and their onshore impacts : a summary report, November 1979, 1981, Open-File Report 81-619
- Extended reflection survey of the San Andreas fault zone, 1981, Open-File Report 81-388
- Earthquake processing on the Eclipse; a beginner's manual, 1981, Open-File Report 81-1172
- Analytical results for 30 water samples from Mineral Mountains, Utah, 1981, Open-File Report 81-96
- Analytical results for 50 water samples from Milford Basin, Utah, 1981, Open-File Report 81-729
- Analytical results for 60 water samples from Mount Naomi Wilderness Study Area, Utah-Idaho, 1981, Open-File Report 81-196
- Analytical results of 78 water samples from Domeland Wilderness and adjacent further planning areas (RARE II), California, 1981, Open-File Report 81-730
- Modeling of a transient streambed in the Rio Grande, Cochiti Dam to near Albuquerque, New Mexico, 1981, Open-File Report 82-106
- Vertical displacement measurements in Central California with a long-baseline two-fluid tiltmeter, 1981, Open-File Report 81-885
- Strategy for selecting USGS land use and land cover maps for photoinspection, 1981, Open-File Report 81-707
- Proposed correlation of an allochthonous quartzite sequence in the Albion Mountains, Idaho, with Proterozoic Z and Lower Cambrian strata of the Pilot Range, Utah and Nevada, 1981, Open-File Report 81-463
- A field guide to some common megafossils from post-Callovian Mesozoic rocks of the Alaska Peninsula, 1981, Open-File Report 81-745
- Hydrologic data for the Pelican River sand-plain aquifer, western Minnesota, 1981, Open-File Report 80-695
- Application of mineral-solution equilibria to the search for sandstone-type uranium deposits in the Beaver Basin, Utah, 1981, Open-File Report 81-1289
- Favorable environments for the occurrence of sandstone-type uranium deposits, Milford Basin, Utah, 1981, Open-File Report 81-501
- Distribution and description of the geologic units in the Bothell Quadrangle, Washington, 1981, Open-File Report 81-106
- Earthquake and seismicity research using SCARLET and CEDAR, 1981, Open-File Report 81-286
- Genesis of gold vein mineralization in an Upper Cretaceous turbidite sequence, Hope-Sunrise District, southern Alaska, 1981, Open-File Report 81-103
- Low flow of streams in Fairfax County, Virginia, 1981, Open-File Report 81-63
- Depositional facies, petrography, and reservoir potential of the Fortress Mountain Formation (Lower Cretaceous), central North Slope, Alaska, 1981, Open-File Report 81-967
- Depositional history and seismic stratigraphy of Lower Cretaceous rocks, National Petroleum Reserve in Alaska and adjacent areas, 1981, Open-File Report 81-1084
- Characteristics of foreshocks and short-term deformation in the source area of major earthquakes, 1981, Open-File Report 81-287
- Evaluation of radar imagery for geological and cartographic applications, 1981, Open-File Report 81-1358
- Geology of a part of the southern Monte Cristo Range, Esmeralda County, Nevada, 1981, Open-File Report 81-710
- Potential flood and debris hazards at Cottonwood Cove, Lake Mead National Recreation Area, Clark County, Nevada, 1981, Open-File Report 80-1216
- Processed accelerogram from Monticello Dam, Jenkinsville, South Carolina, 1981, Open-File Report 81-1214
- Study of temporal variations of electrical resistivity and electric fields on the San Andreas Fault, 1981, Open-File Report 81-379
- Vegetation mapping of the National Petroleum Reserve in Alaska using Landsat digital data, 1981, Open-File Report 81-315
- Digital-computer model of the principal ground-water reservoir in Beryl-Enterprise area, Escalante Desert, Utah, 1981, Open-File Report 81-532
- Ground-water data for the Beryl-Enterprise area, Escalante Desert, Utah, 1981, Open-File Report 81-340
- Hydrology of the Beryl-Enterprise area, Escalante Desert, Utah, with emphasis on ground water, 1981, Open-File Report 81-533
- Descriptions of measured sections, Upper Cretaceous Blackhawk Formation and Star Point Sandstone in the Ferron Canyon, Ferron, The Cap, Flagstaff Peak and Mahogany Point quadrangles, Utah, 1981, Open-File Report 81-1026
- Preliminary catalog of earthquakes in central California for February 1979, 1981, Open-File Report 81-521
- Off-road vehicular destabilization of hillslopes: The major contributing factor to destructive debris flows in Ogden, Utah, 1979, 1981, Open-File Report 81-258
- Empirical recognition criteria for unconformity-type uranium deposits applied to some Proterozoic terranes in the United States, 1981, Open-File Report 81-793
- Selected biological characteristics of streams in the southeastern Uinta Basin, Utah and Colorado, 1981, Open-File Report 81-644
- Gas analysis of Mt. Hood fumaroles, Oregon, 1981, Open-File Report 81-236
- Ground-water reconnaissance of part of the lower Kenai Peninsula, Alaska, 1981, Open-File Report 81-905
- Hydrology and the effects of industrial pumping in the Nikiski area, Alaska, 1981, Open-File Report 81-685
- Earthquake-induced liquefaction and subsidence of granular media, 1981, Open-File Report 81-259
- Analyses of sieved stream sediments and the magnetic and nonmagnetic fractions of pan concentrates from the San Lorenzo 15' quadrangle, southwestern New Mexico, 1981, Open-File Report 81-294
- Directory of member organizations of the National Water Data Exchange (NAWDEX), 1981, Open-File Report 81-497
- A model of uranium mineralization in the Dripping Spring Quartzite, Gila County, Arizona, 1981, Open-File Report 81-524
- Recent vertical movements of the crust in the Western United States: reduction and analysis of leveling data and its interpretation in light of related seismological information, 1981, Open-File Report 81-444
- Retrieval of earthquake source mechanisms using Southern California arrays, 1981, Open-File Report 81-288
- Grain size data compilation and parameters of sediment samples; lower Cook Inlet, Alaska, 1976 through 1979, 1981, Open-File Report 81-827
- Geology and genesis of the Anderson mine, a carbonaceous lacustrine uranium deposit, western Arizona: A summary report, 1981, Open-File Report 81-780
- Histograms showing oil-shale yield in two core holes in the No Name Ridge Quadrangle of western Colorado, 1981, Open-File Report 81-1299
- January 1981 water levels, and data related to water-level changes, western and south-central Kansas, 1981, Open-File Report 81-1001
- Reconnaissance of water availability and quality in abandoned coal mines near Roslyn, Kittitas County, Washington, 1981, Open-File Report 80-955
- Data on depths to the upper Mya zone of the San Joaquin Formation in the Kettleman City area, San Joaquin Valley, California, 1981, Open-File Report 81-699
- Lithology and lithium content of sediments in basins surrounding Clayton Valley, Esmeralda and Nye counties, Nevada, 1981, Open-File Report 81-962
- Time-of-travel study in the Sebasticook River basin, Maine, 1981, Open-File Report 81-545
- High-resolution seismic-reflection profiles from the Duxbury, Massachusetts, area, 1981, Open-File Report 81-358
- Revised techniques for estimating magnitude and frequency of floods in Montana, 1981, Open-File Report 81-917
- Results of exploratory drilling at Point MacKenzie, Alaska, 1981, 1981, Open-File Report 81-1072
- Quantitative geomorphology of drainage basins in Sumter National Forest, South Carolina, 1981, Open-File Report 81-417
- Hydrologic data for urban studies in the San Antonio, Texas, metropolitan area, 1978, 1981, Open-File Report 81-922
- Relationships between varve thickness and climatic parameters and paleoclimatic reconstruction, 1981, Open-File Report 81-952
- Earthquake maps for developing areas in the San Francisco Bay area, 1981, Open-File Report 81-939
- FABSTAT: a card-imaged FORTRAN program to be used for axially distributed planar-structural data, 1981, Open-File Report 81-158
- A summary of the methodology and results of regional joint-studies in the central and northern Appalachian Basin conducted by the U.S. Geological Survey as a result of Department of Energy Interagency Agreement No.EX-76-C-01-2287, 1981, Open-File Report 81-1341
- Water-quality reconnaissance of Harding Creek, Lawrence County, Arkansas, 1981, Open-File Report 81-1058
- Water-quality reconnaissance of Patton Lake, Jefferson County, Arkansas, 1981, Open-File Report 81-806
- Water-quality reconnaissance of the Larkin Creek watershed, Lee and St. Francis counties, Arkansas, 1981, Open-File Report 81-819
- Stratigraphy and sedimentary facies of the Madison limestone and associated rocks in parts of Montana, North Dakota, South Dakota, Wyoming, and Nebraska, 1981, Open-File Report 81-642
- Preliminary design study for a National Digital Seismograph Network, 1981, Open-File Report 81-1046
- Effects of surface mining on water quality in a small watershed, Sullivan County, Indiana, 1981, Open-File Report 81-543
- Continuous monitoring and interpretation of crustal velocity changes near Palmdale, California, 1981, Open-File Report 81-289
- Revised classification of terrestrial volcanoes and catalog of topographic dimensions, with new results of edifice volume, 1981, Open-File Report 81-1038
- Charleston Peak gravity calibration loop, Nevada, 1981, Open-File Report 81-985
- Preliminary gravity investigations of the Wahmonie site, Nevada Test Site, Nye County, Nevada, 1981, Open-File Report 81-522
- A summary of environmental geologic studies on the southeastern United States Atlantic Outer Continental Shelf, 1977-1978, 1981, Open-File Report 81-583
- X-ray mineralogy of cores from two Guatemalan caldera lakes, 1981, Open-File Report 81-1333
- Metallic mineral-resource potential of the Rolla 1° x 2° quadrangle, Missouri, as appraised in September 1980, 1981, Open-File Report 81-518
- Cedar Creek at Cedartown, Georgia, floodflow characteristics from West Girard Avenue to the Georgia Avenue Relocation, 1981, Open-File Report 82-122
- Geology of the Carlin gold deposit, Nevada, 1981, Open-File Report 81-97
- Current meter observations within lower Cook Inlet, Alaska, 1978-1979 from the R/V Sea Sounder, Pacific-Arctic Branch, U.S. Geological Survey, 1981, Open-File Report 81-49
- Geochemical data from Precambrian meta-iron-formation and related rocks of the Keystone area, South Dakota, 1981, Open-File Report 81-772
- Preliminary report of the distribution of intensities for the Kentucky earthquake of July 27, 1980, 1981, Open-File Report 81-198
- Ice-gouge data, Beaufort Sea, Alaska, 1972-1980, 1981, Open-File Report 81-950
- Helium soil-gas survey of a portion of the McDermitt caldera complex, Malheur County, Oregon, 1981, Open-File Report 81-565
- Sediment parameters for a fine-grained sediment deposit on the southeastern New England continental shelf, 1981, Open-File Report 81-1334
- South Carolina Seismic Program, seismological data report: selected events March 1973-December 1977 and network events January 1978-July 1980, 1981, Open-File Report 81-362
- Preliminary catalog of earthquakes in central California for April 1979, 1981, Open-File Report 81-519
- Dissolved-oxygen and algal conditions in selected locations of the Willamette River basin, Oregon, 1981, Open-File Report 81-529
- July 1980 Mt. Hood earthquake swarm, 1981, Open-File Report 81-48
- An evaluation of the effects of acid rain on low conductivity headwater streams in Pennsylvania, 1981, Open-File Report 81-1025
- Principal facts, accuracies, sources, and plot of 930 gravity stations on and adjacent to the Hollister 15-minute Quadrangle, California, 1981, Open-File Report 81-511
- Description of mid-range sidescan-sonar data from the continental slope, offshore New Jersey, collected by R. V. Gyer, cruise 80-G-8A, 1981, Open-File Report 81-1328
- Geology and petrology of the upper Miocene phosphate deposit near New Cuyama, Santa Barbara County, California, with a section on phosphate resources, 1981, Open-File Report 81-1037
- Phosphatic rock localities in California, 1981, Open-File Report 81-260
- Geology, coal resources, and coal quality of the Prairie Dog Creek EMRIA Study Area, Rosebud County, Montana, 1981, Open-File Report 81-1136
- Bedrock geology of the Nashua River area, Massachusetts - New Hampshire, 1981, Open-File Report 81-593
- Feasibility study of data for nuclear-waste disposal; thermodynamic properties of basalt, granite, shale, and tuff, 1981, Open-File Report 81-470
- Data from geothermal test wells near Mount Hood, Oregon, 1981, Open-File Report 81-1002
- Data from geothermal gradient wells near Oasis, lower Coachella Valley, California, 1981, Open-File Report 81-411
- Helicopter mobilization of oil and gas drilling operations in mountainous areas of western Wyoming, 1981, Open-File Report 81-860
- Locations of geophysical instruments and survey points operated under the earthquake prediction element of the Earthquake Hazards Reduction Program 1981, 1981, Open-File Report 81-955
- Petrographic study of fluid inclusions in salt core samples from Asse Mine, Federal Republic of Germany, 1981, Open-File Report 81-1128
- Southern Great Basin seismological data report for 1980 and preliminary data analysis, 1981, Open-File Report 81-1086
- An analysis of strong-motion data from a severely damaged structure, the Imperial County Services Building, El Centro, California, 1981, Open-File Report 81-194
- Summary of U.S. Geological Survey investigations and hydrologic conditions in southwest Florida for 1979, 1981, Open-File Report 81-78
- Theoretical studies of rupture processes in geological materials, 1981, Open-File Report 81-956
- The Muddy and Quitchupah Projects: a progress report with descriptions of cores of the I, J, and C coal beds from the Emery coal field, central Utah, 1981, Open-File Report 81-460
- Geophysical profile data processing programs for the Hewlett Packard model 2647A graphics terminal, 1981, Open-File Report 81-447
- Earthquake prediction research in Taiwan, 1981, Open-File Report 81-261
- An oilspill risk analysis for the Beaufort Sea, Alaska (proposed sale 71)outer continental shelf lease area, 1981, Open-File Report 82-13
- An oilspill risk analysis for the Norton Sound, Alaska (proposed sale 57), outer continental shelf lease area, 1981, Open-File Report 81-320
- An oilspill risk analysis for the Southern California (proposed sale 68) outer continental shelf lease area, 1981, Open-File Report 81-605
- An oilspill risk analysis for the St. George Basin, Alaska, (proposed sale 70) outer continental shelf lease area, 1981, Open-File Report 81-864
- Some stratigraphic sections of the Madison Group in the overthrust belt of western Wyoming and southeastern Idaho, 1981, Open-File Report 81-1354
- Heat flow from five uranium test wells in west-central Arizona, 1981, Open-File Report 81-1089
- Report of the River Master of the Delaware River for the period December 1, 1979-November 30, 1980, 1981, Open-File Report 81-810
- Mathematical model of gamma-ray spectrometry borehole logging for quantitative analysis, 1981, Open-File Report 81-402
- Geology of the Al Junaynah Quadrangle, sheet 20/42 D, Kingdom of Saudi Arabia, 1981, Open-File Report 81-185
- Organic-matter content of Appalachian Devonian shales determined by use of wire-line logs: summary work done 1976-80, 1981, Open-File Report 81-181
- Preliminary geologic map of Fire Island, municipality of Anchorage, Alaska, 1981, Open-File Report 81-552
- Preliminary geologic map of the Congahbuna area, Cook Inlet region, Alaska, 1981, Open-File Report 81-429
- Coal resources of the Fruitland Formation, Ojo Encino EMRIA study site, McKinley County, New Mexico, 1981, Open-File Report 81-783
- Program for technical assistance in the analysis of land resources, 1981, Open-File Report 81-701
- Tests of a hole-to-hole acoustic pulse measurement system, 1981, Open-File Report 81-1087
- Research on uranium resource models, a progress report: Part IV, LOGIC, a computer graphics program to construct integrated logic circuits for genetic-geologic models, 1981, Open-File Report 81-556
- Field-trip guide to the Quaternary stratigraphy and faulting in the area north of the mouth of Big Cottonwood Canyon, Salt Lake County, Utah, 1981, Open-File Report 81-773
- Cooperative tectonic studies from seismic network in central Italy, 1981, Open-File Report 81-92
- Thematic classification of multispectral image data by use of digital film recorders, 1981, Open-File Report 81-275
- Flow characteristics and water-quality conditions in the Spokane River, Coeur D'Alene Lake to Post Falls Dam, northern Idaho, 1981, Open-File Report 82-102
- REFBIB; a system for the storage and retrieval of bibliographic data used by the U.S. Geological Survey Saudi Arabian Mission, Jiddah, Saudi Arabia, 1981, Open-File Report 81-826
- Chemical character of minesoils at one Alaskan and twelve western conterminous United States coal-stripmines, 1981, Open-File Report 81-243
- Displacements on tectonic ruptures in the San Fernando earthquake of February 9, 1971; discussion and some implications, 1981, Open-File Report 81-668
- Statistical data for movements on young faults of the conterminous United States; paleoseismic implications and regional earthquake forecasting, 1981, Open-File Report 81-946
- Potential hydrologic effects of developing coal and other geo-energy resources of Oregon; a review, 1981, Open-File Report 81-1014
- Aspects of the late Holocene behavior of the San Andreas fault system, 1981, Open-File Report 81-887
- Analyses and description of geochemical samples, Shining Rock Wilderness, Haywood County, North Carolina, 1981, Open-File Report 81-595
- Analyses of the magnetic and nonmagnetic fractions of pan concentrates from the Hillsboro 15-minute quadrangle, southwestern New Mexico, 1981, Open-File Report 81-1090
- The electrical properties of clay, 1981, Open-File Report 81-989
- Colored gravity anomaly and terrain maps of the east-central United States, 1981, Open-File Report 81-846
- Colored gravity anomaly and terrain maps of the northeastern United States and adjacent Canada; a description of colored slides, 1981, Open-File Report 81-560
- Bibliography of reports of research by personnel of the Branch of Petrophysics and Remote Sensing, USGS, for 1975-1979, 1981, Open-File Report 81-116
- Description and preliminary interpretation of core CL-80-1, Clear Lake, Lake County, California, 1981, Open-File Report 81-751
- Hydrogeologic data for Dawson, McCone, Prairie, and Richland counties, east-central Montana, 1981, Open-File Report 81-801
- A crustal deformation observatory near the San Andreas Fault in central California (PB3), 1981, Open-File Report 81-940
- Submersible observations of potential geologic hazards along the mid-Atlantic outer continental shelf and uppermost slope, 1981, Open-File Report 81-968
- Submersible observations of the sea floor near the proposed Georges Bank lease sites along the North Atlantic outer continental shelf and upper slope, 1981, Open-File Report 81-742
- Interpretation of deep crustal reflections data for structure and physical properties near active faults, 1981, Open-File Report 81-79
- Mineral deposits of the Dhahar-Al Hajrah region, southwestern Saudi Arabia, with a note on the ancient mine at Shasrah, 1981, Open-File Report 81-561
- Preliminary correlation of layered rocks in the Tathlith-Kutam region, Kingdom of Saudi Arabia, with a note on previously unreported mineral occurrences in the Tathlith area, 1981, Open-File Report 81-1292
- Interpreted resistivity and IP section line W1 Wahmonie area, Nevada Test Site, Nevada, 1981, Open-File Report 81-1350
- Analysis of bromine in brines using energy dispersive x-ray fluorescence, 1981, Open-File Report 81-750
- Reconnaissance investigation of brine in the eastern Rub al Khali, Kingdom of Saudi Arabia, 1981, Open-File Report 82-387
- Reconnaissance investigation of evaporites in the Al Qasab and Rayda areas, Kingdom of Saudi Arabia, 1981, Open-File Report 82-218
- Leachability of uranium and other elements from freshly erupted volcanic ash, 1981, Open-File Report 81-118
- Modeling the cumulative onshore effects of offshore oil and gas development, 1981, Open-File Report 81-317
- Permit requirements for energy and other natural resource for the State of South Dakota, 1981, Open-File Report 81-1279
- Permit requirements for energy and other natural resources for the State of Montana, 1981, Open-File Report 81-1267
- Permit requirements for energy and other natural resources for the State of Nebraska, 1981, Open-File Report 81-1268
- Permit requirements for energy and other natural resources for the State of North Dakota, 1981, Open-File Report 81-1273
- Permit requirements for energy and other natural resources for the State of Wyoming, 1981, Open-File Report 81-1287
- Approximate relationships between river inflows and the lake level and dissolved-solids concentration of Pyramid Lake, Washoe County, Nevada, 1981, Open-File Report 82-80
- Geologic cross section across the continental margin off Cape Flattery, Washington, and Vancouver Island, British Columbia, 1981, Open-File Report 81-978
- Preliminary results of gravity investigations of the Calico Hills, Nevada Test Site, Nye County, Nevada, 1981, Open-File Report 81-101
- Large fracture experimentation, 1981, Open-File Report 81-941
- Water-quality assessment of Cache Creek, Yolo, Lake, and Colusa counties, California, 1981, Open-File Report 81-677
- Changes in the discharge characteristics of thermal springs and fumaroles in the Long Valley Caldera, California, resulting from earthquakes on May 25-27, 1980, 1981, Open-File Report 81-203
- Comparison of the chemical composition of mineralized and unmineralized (barren) samples of the Morrison Formation in the Ambrosia Lake uranium area, New Mexico, 1981, Open-File Report 81-508
- Location of sampling sites and available information on wells sampled in the Kansas ground-water-quality monitoring network, 1976-80, 1981, Open-File Report 81-925
- A regional magnetotelluric survey of the Cascade Range region, Northwestern United States, 1981, Open-File Report 82-126
- Quality of surface water in the coal-mining areas of western Maryland and adjacent areas of Pennsylvania and West Virginia from April 1979 to June 1980, 1981, Open-File Report 81-812
- Eastern Gulf of Alaska seismicity: Annual report to the National Oceanic and Atmospheric Administration for April 1, 1980, through March 31, 1981, 1981, Open-File Report 81-897
- Programs SPEKTRA and RPLOT; how to display seismic amplitude spectra and special ratios on the Eclipse, 1981, Open-File Report 81-830
- Programs WSPRINT and VIEW; a method for creating small ASCII waveform files on the Eclipse minicomputer, 1981, Open-File Report 81-829
- Preliminary geologic map of the Cove Fort Quadrangle, west-central Utah, 1981, Open-File Report 81-1093
- Preliminary anaylsis of Arizona streamflow-data network for regional information, 1981, Open-File Report 81-920
- The Earth Resources Observation Systems data center's training technical assistance, and applications research activities, 1981, Open-File Report 81-1247
- Dissolution of sphalerite in ferric chloride solution, 1981, Open-File Report 81-609
- Study of earthquake recurrence intervals on the Wasatch Fault at the Hobble Creek Site, Utah, 1981, Open-File Report 81-229
- Annotated selected references on natural resources investigations, Collier County, Florida, 1981, Open-File Report 81-1184
- Crustal deformation observatory: Part B, Precision geodesy, 1981, Open-File Report 81-230
- Proceedings of the Symposium on Mineral Deposits of the Pacific Northwest: Geological Society of America, Cordilleran Section meeting at Corvallis, Oregon, MArch 20-21, 1980, 1981, Open-File Report 81-355
- Uranium-thorium dating of Quaternary carbonate accumulations in the Nevada Test Site region, southern Nevada, 1981, Open-File Report 81-119
- Evaluation of major dike-impounded ground-water reservoirs, Island of Oahu, with a section on flow hydraulics in dike tunnels in Hawaii, 1981, Open-File Report 81-1119
- Petrology and petrography for USGS test wells 1, 2, and 3 in the Madison Limestone in Montana and Wyoming, 1981, Open-File Report 81-221
- Manual for leveling at gaging stations in North Carolina, 1981, Open-File Report 81-1104
- Summary of basin and flood characteristics for unregulated basins in New Mexico, 1981, Open-File Report 81-1071
- Chemical analyses of waters from the Boundary Creek thermal area, Yellowstone National Park, Wyoming, 1981, Open-File Report 81-1310
- Benthic macrofaunal biomass of San Francisco Bay, California; January, February, and August 1973, 1981, Open-File Report 81-1331
- Distribution of benthic chlorophyll in San Francisco Bay, California, February 1980 - February 1981, 1981, Open-File Report 81-1134
- Sediment grain-size distribution in San Francisco Bay, California; January, February, and August 1973, 1981, Open-File Report 81-1332
- Postglacial faulting in the vicinity of the Norumbega fault zone, eastern Maine, 1981, Open-File Report 81-1039
- Isostatic effects of the last glaciation in the Puget Lowland, Washington, 1981, Open-File Report 81-370
- Computer simulation of the steady-state flow system of the Tertiary limestone (Floridan) aquifer system in east-central Florida, 1981, Open-File Report 81-681
- Preparation of isoseismal maps and summaries of reported effects for pre-1900 California earthquakes, 1981, Open-File Report 81-262
- Petrology, geochemistry, and origin of the Red Mountain ultramafic body near Seldovia, Alaska, 1981, Open-File Report 81-514
- Earthquake hazard maps of the Vista and Steamboat 7 1/2-minute quadrangles, Nevada, 1981, Open-File Report 81-945
- Geologic mapping of the Vista and Steamboat 7.5-minute quadrangles, Nevada, 1981, Open-File Report 81-832
- Altered volcanic ash partings in the C coal bed, Ferron Sandstone member of the Mancos Shale, Emery County, Utah, 1981, Open-File Report 81-775
- Illustrations of plant microfossils from the Morrison Formation; II, plant microfossils from the Westwater Canyon Member, 1981, Open-File Report 81-1154
- Application of a new carbon-14 counting technique to earthquake studies, 1981, Open-File Report 81-1040
- Geochemical results from a rock geochemical survey in the Mount Belknap caldera vicinity, Utah, 1981, Open-File Report 81-575
- Bed form distribution and inferred sand transport on Georges Bank, 1981, Open-File Report 81-764
- Water resources of Cold Spring Valley, a growing urban area northwest of Reno, Nevada, 1981, Open-File Report 80-1287
- Precipitation model for the Platte River Valley from Gothenburg to Grand Island, Nebraska, 1981, Open-File Report 81-130
- A stochastic streamflow model of the Platte River at Overton, Odessa, and Grand Island, Nebraska, 1981, Open-File Report 81-1188
- Flood peaks and discharge summaries in the Delaware River basin, 1981, Open-File Report 81-912
- Reconnaissance of the Hot Springs Mountains and adjacent areas, Churchill County, Nevada, 1981, Open-File Report 81-134
- Hydrogeologic conditions in the coastal plain of New Jersey, 1981, Open-File Report 81-405
- Concepts of classification and nomenclature for surficial deposits, 1981, Open-File Report 81-28
- Uranium, thorium, and other metal associations in silicic volcanic complexes of the northern Basin and Range, a preliminary report, 1981, Open-File Report 81-1290
- Water-quality data for selected stations in the East Everglades, Florida, 1981, Open-File Report 81-821
- Decentralized shared computers in the National Earthquake Hazards Reduction Program, 1981, Open-File Report 81-104
- Chemical analysis and evaluation of 22 coal samples from the Otter Creek Wilderness and adjacent areas, Randolph and Tucker counties, West Virginia, 1981, Open-File Report 81-351
- Lithologic and geophysical logs from three coal exploratory test holes drilled in 1977 and 1979 in the Maverick Spring quadrangle, Fremont County, Wyoming, 1981, Open-File Report 81-727
- Geologic applications of thermal-inertia mapping from satellites, 1981, Open-File Report 81-1352
- Luminescence images of the Patrick Draw geosat petroleum test site, Wyoming, 1981, Open-File Report 81-606
- Reactions of 12 strains of soil bacteria to 15 metals, 1981, Open-File Report 81-1082
- Shallow electromagnetic data from three known fault zones in the Paradox Basin, Utah, 1981, Open-File Report 81-1135
- Floodflow characteristics related to channel geometry in Ohio, 1981, Open-File Report 81-1105
- Geologic investigation of recurrence intervals and recency of faulting along the San Gregorio fault zone, San Mateo County, California, 1981, Open-File Report 81-263
- MINC; a gridding program based on minimum curvature, 1981, Open-File Report 81-1224
- Stream-sediment geochemical survey of the Bureau of Land Management's Arkansas Canyon Planning Unit in south-central (Canon City area) Colorado, 1981, Open-File Report 81-673
- Incomplete manuscript on stratigraphy and structural geology and uranium-vanadium and copper deposits of the Lisbon Valley area, Utah-Colorado, 1981, Open-File Report 81-39
- Mineral resources of the Escalante Canyon Instant Study Area, Garfield County, Utah, 1981, Open-File Report 81-559
- Mineral resources potential of the Phipps-Death Hollow Instant Study Area, Garfield County, Utah, 1981, Open-File Report 81-558
- The hydrothermal system in southern Grass Valley, Pershing County, Nevada, 1981, Open-File Report 81-915
- Regenerate faults of small Cenozoic offset as probable earthquake sources in the southeastern United States, 1981, Open-File Report 81-356
- EXTRACT: a FORTRAN program to retrieve selected Well History Control System (WHCS) data, 1981, Open-File Report 81-29
- Ground-water level and precipitation data for slopes near La Honda, California, 1981, Open-File Report 81-367
- Combined X-ray wavelength and energy-dispersive analysis to increase microprobe efficiency, 1981, Open-File Report 81-1041
- Magnetic field monitoring of tectonic stress in Southern California, 1981, Open-File Report 81-383
- National Water Data Exchange (NAWDEX) System 2000 data retrieval manual, 1981, Open-File Report 81-419
- Bibliographic references to Alaskan fossils, 1839 - May 1979, 1981, Open-File Report 81-624
- Publication search and retrieval system, 1981, Open-File Report 81-1096
- Proposed observation-well network and ground-water level program for North Carolina, 1981, Open-File Report 81-544
- Availability of palynomorph and foraminifera microscope slides from test wells of National Petroleum Reserve in Alaska: Group II, 1981, Open-File Report 81-13
- Availability of palynomorphs and foraminifera microscope slides from test wells of National Petroleum Reserve in Alaska; Group III - final release, 1981, Open-File Report 81-1081
- Biostratigraphic correlations of selected test wells of National Petroleum Reserve in Alaska, 1981, Open-File Report 81-1165
- Biostratigraphic report of thirty-three wells drilled from 1975 to 1981 in National Petroleum Reserve in Alaska, 1981, Open-File Report 81-1166
- The petroleum geology of Trinidad and Tobago, 1981, Open-File Report 81-660
- Documentation of a dissolved-solids model of the Tongue River, southeastern Montana, 1981, Open-File Report 81-479
- Hydrologic data for urban studies in the Dallas, Texas, metropolitan area, 1979, 1981, Open-File Report 81-491
- Proceedings of a workshop on clathrates (gas hydrates) in the National Petroleum Reserve in Alaska, July 16-17, 1979, Menlo Park, California, 1981, Open-File Report 81-1298
- Evaluation of mineralization in serpentinite and enclosing marks in the Hamdah area, Kingdom of Saudi Arabia, 1981, Open-File Report 81-446
- Reconnaissance geology of the Jabal al Hajrah 7.5-minute Quadrangle, Kingdom of Saudi Arabia, 1981, Open-File Report 81-1218
- NAVED; interactive navigation editior program, 1981, Open-File Report 81-1167
- Ground motion prediction and Eastern United States earthquake monitoring, 1981, Open-File Report 81-944
- Role of fault gouge in the mechanics of faulting, 1981, Open-File Report 81-1000
- Chromite geophysics; an example of synergistic geophysical exploration for industrial commodities, 1981, Open-File Report 81-964
- Principal facts for gravity stations and base-station net in the Silver City 1 degree x 2 degrees Quadrangle, Arizona and New Mexico, 1981, Open-File Report 81-40
- Precursory seismicity patterns, 1981, Open-File Report 81-890
- Dry tilt: a ground deformation monitor as applied to the active volcanoes of Hawaii, 1981, Open-File Report 81-523
- Preliminary composite magnetic anomaly map of part of the Northwestern United States, 1981, Open-File Report 81-835
- Preliminary composite magnetic anomaly map of the conterminous United States, 1981, Open-File Report 81-1132
- A statistical analysis of geochemical data from rocks and stream deposits in the Highland Mountains, Silver Bow and Madison counties, Montana, 1981, Open-File Report 81-584
- Network-day tape software users guide, 1981, Open-File Report 81-666
- Measured sections of the Cretaceous Nanushuk Group undivided, western North Slope, Alaska, 1981, Open-File Report 81-176
- Permit requirements for energy and other natural resources for the State of Alaska, 1981, Open-File Report 81-1249
- Reconnaissance of the ground-water resources of Kings and Queens counties, New York, 1981, Open-File Report 81-1186
- Analytical results for 78 ground-water samples from the Casa Grande vicinity, Arizona, 1981, Open-File Report 81-960
- Geologic hazards and constraints in the area of OCS oil and gas lease sale 48, Southern California (Sale held June 29, 1979), 1981, Open-File Report 81-307
- Stacked profiles of data from a helicopter airborne radiometric and magnetic survey of the Lake City area, San Juan Mountains, Colorado, 1981, Open-File Report 81-567
- Water resources of the Rincon and Mesilla Valleys and adjacent areas, New Mexico, 1981, Open-File Report 81-487
- Plankton studies in San Francisco Bay; I, Chlorophyll distributions and hydrographic properties, July 1977-December 1979, 1981, Open-File Report 81-213
- Hydrologic conditions at the Idaho National Engineering Laboratory, Idaho, emphasis: 1974-1978, 1981, Open-File Report 81-526
- Principal facts for gravity stations in the Big Maria, Riverside, and Whipple Mountains, California, 1981, Open-File Report 81-30
- Map of core holes and selected oil and gas test wells in the Carlsbad mining district, Eddy and Lea Counties, New Mexico, as of September, 1980, 1981, Open-File Report 81-610
- Determination of pentachlorophenol in water and aquifer sediments by high-performance liquid chromatography, 1981, Open-File Report 82-124
- Facies characteristics and patterns in mid-estuary intertidal flat deposits, Willapa Bay, Washington, 1981, Open-File Report 81-162
- Kilauea Volcano, Hawaii: chronology and morphology of the surficial lava flows, 1981, Open-File Report 81-354
- Plankton studies in San Francisco Bay; III, Zooplankton species composition and abundance in the South Bay, 1978-1979, 1981, Open-File Report 81-132
- Cementing minerals from a municipal solid waste project, Boone County, Kentucky, 1981, Open-File Report 81-268
- Water-level monitoring along San Andreas and San Jacinto faults, Southern California, during first half of fiscal year 1980, 1981, Open-File Report 81-283
- Evapotranspiration from forage grass replacing native vegetation in the Gila River valley of Arizona, 1981, Open-File Report 81-1018
- Magnetostratigraphy of sediments in the Atlantic Coastal Plain and Pacific Coast of the United States as an aid for dating tectonic deformation, 1981, Open-File Report 81-232
- Schematic drawing of a USGS high voltage D.C. resistivity transmitter, 1981, Open-File Report 81-579
- Time-of-travel studies for the Little Androscoggin River, Maine, 1981, Open-File Report 81-640
- Earthquake research and network operations in the Intermountain seismic belt, Wasatch Front, 1981, Open-File Report 81-290
- Stratigraphy and structure of volcanic rocks in drill hole USW-G1, Yucca Mountain, Nye County, Nevada, 1981, Open-File Report 81-1349
- Earthquake hazard studies in southeastern Missouri, 1981, Open-File Report 81-888
- Plankton studies in San Francisco Bay; II, Phytoplankton abundance and species composition, July 1977-December 1979, 1981, Open-File Report 81-214
- Geologic framework, petroleum potential, petroleum-resource estimates, mineral and geothermal resources, geologic hazards and deep-water drilling technology of the maritime boundary region in the Gulf of Mexico, 1981, Open-File Report 81-265
- Sample mine-site permit application (hydrologic assessment), 1981, Open-File Report 81-60
- An analysis of reservoir storage contents for the proposed enlargement of Bumping Lake in Washington, 1981, Open-File Report 80-440
- Metallic mineral deposits of southeastern Alaska, 1981, Open-File Report 81-122
- Geologic, hydrologic, and chemical data from test wells in the Dickson area, Tennessee, 1981, Open-File Report 81-202
- Mapsat conceptual design; system overview, 1981, Open-File Report 81-26
- Miscellaneous surface-water data, Pecos River basin, New Mexico, 1981, Open-File Report 81-218
- Metalliferous oil shales in central Montana and northeastern Nevada, 1981, Open-File Report 81-121
- Geologic map and coal sections of the Cap Quadrangle, Emery County, Utah, 1981, Open-File Report 81-612
- Drainage areas of surface water bodies of the Penobscot River basin in central Maine, 1981, Open-File Report 78-556 F
- A method of estimating average streamflow and headwater limits in U.S. Army Corps of Engineers, Mobile District, Alabama and adjacent states, 1981, Open-File Report 81-59
- Outer Continental Shelf Oil and Gas Activities in the Gulf of Mexico and their Onshore Impacts: A Summary Report, September 1980, 1981, Open-File Report 80-864
- Results of test drilling for ground water in the southeastern Uinta Basin, Utah and Colorado, 1981, Open-File Report 80-951
- Preliminary evaluation of ground-water contamination by coal-tar derivatives, St. Louis Park area, Minnesota, 1981, Open-File Report 81-72
- Hydrology of the Ferron sandstone aquifer and effects of proposed surface-coal mining in Castle Valley, Utah, 1981, Open-File Report 81-535
- Ground-water data for Georgia, 1980, 1981, Open-File Report 81-1068
- Surficial geology of Hannibal quadrangle, Oswego County, New York, 1981, Open-File Report 81-129
- Surficial geology of Mallory quadrangle, Oswego County, New York, 1981, Open-File Report 81-336
- Surficial geology of part of Camden West quadrangle, Oswego County, New York, 1981, Open-File Report 81-145
- Surficial geology of Williamstown quadrangle, Oswego County, New York, 1981, Open-File Report 81-148
- Surficial geology of part of Westdale quadrangle, Oswego County, New York, 1981, Open-File Report 81-147
- Chemical character of ground water in the shallow water-table aquifer at selected localities in the Memphis area, Tennessee, 1981, Open-File Report 81-223
- Map showing ground-water conditions in the Sacramento Valley area, Mohave County, Arizona; 1979, 1981, Open-File Report 81-418
- A model for creeping flow in landslides, 1981, Open-File Report 81-124
- Geologic map of the Manhattan Quadrangle, Nye County, Nevada, 1981, Open-File Report 81-516
- Data on ground-water quality with emphasis on radionuclides, Sarasota County, Florida, 1981, Open-File Report 80-1223
- Map and description of late Tertiary and Quaternary deposits, Valdez Quadrangle, Alaska, 1981, Open-File Report 80-892 C
- Methodology for hydrologic evaluation of a potential surface mine: East Trail Creek Basin, Big Horn County, Montana, 1981, Open-File Report 81-58
- Preliminary data from a series of artificial recharge experiments at Stanton, Texas, 1981, Open-File Report 81-149
- Chemical analyses of rock samples, east-central Alpine County, California, 1981, Open-File Report 81-200
- Spectrographic and chemical analyses of stream-sediment and glacial-debris samples from Mt. Hayes quadrangle, Alaska, 1981, Open-File Report 81-226
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 7A, 1981, Open-File Report 81-1210
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, hole No. 7, 1981, Open-File Report 81-1206
- Seismic refraction studies of the Imperial Valley region, California— Profile models, a traveltime contour map, and a gravity model, 1981, Open-File Report 81-270
- Lithologic descriptions, core and cutting samples, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, holes No. 4 and 4A, 1981, Open-File Report 81-1203
- Earthquake hazard research in the Los Angeles Basin and its offshore area, 1981, Open-File Report 81-295
- A Field study of earthquake prediction methods in the central Aleutian Islands, 1981, Open-File Report 81-384
- Analytical data and statistical summary from the analyses of stream-sediment and heavy-mineral-concentrate samples collected in Bristol Bay, Ugashik, and Karluk quadrangles, Alaska, 1981, Open-File Report 81-963
- Preliminary water-quality assessment of the upper White River near Indianapolis, Marion County, Indiana, 1981, Open-File Report 81-408
- Study of earthquake recurrence intervals on the Wasatch Fault, Utah, 1981, Open-File Report 81-450
- Shallow hydrothermal regime of the East Brawley and Glamis Known Geothermal Resource Areas, Salton Trough, California, 1981, Open-File Report 81-834
- Composition and correlation of bedrock and sediment cores, R/V Sea Sounder cruise S3-79-SC, May 1979, California continental borderland, 1981, Open-File Report 81-744
- Geochemical analyses of stream sediments and heavy-mineral concentrates collected near a stratabound Cu-Ag occurrence in the Cabinet Mountains Wilderness, Montana, 1981, Open-File Report 81-665
- Hydrologic data for urban studies in the Austin, Texas, metropolitan area, 1979, 1981, Open-File Report 81-628
- Tectonic framework of the Mojave and Sonoran deserts, California and Arizona: abstracts from a conference held by the U.S. Geological Survey in Menlo Park, California, November 4-6, 1980, 1981, Open-File Report 81-503
- Effects of residential wastewater treatment systems on ground-water quality in west-central Jefferson County, Colorado, 1981, Open-File Report 81-73
- Hydrology of Area 33, eastern region, Interior Coal Province, Indiana and Kentucky, 1981, Open-File Report 81-423
- Complete Bouguer map of the Medicine Lake quadrangle, California, 1981, Open-File Report 81-98
- Complete Bouguer gravity map of the southern Black Hills: Parts of southwestern South Dakota and eastern Wyoming, 1981, Open-File Report 81-760
- Potentiometric surface of the Floridan aquifer in the St. Johns River Water Management District and vicinity, Florida, September 1981, 1981, Open-File Report 82-118
- Potentiometric surface of the Floridan Aquifer, Southwest Florida Water Management District, May 1981, 1981, Open-File Report 81-1006
- Potentiometric surface of the Floridan Aquifer in central Sumter County, Florida, May 1981, 1981, Open-File Report 81-1198
- Potentiometric surface map of the Floridan Aquifer in Alachua County, Florida, September 1980, 1981, Open-File Report 81-224
- Potentiometric surface map of the Floridan Aquifer in central Sumter County, Florida, September 1980, 1981, Open-File Report 81-338
- Preliminary composite magnetic anomaly map of the conterminous United States, 1981, Open-File Report 81-766
- Potentiometric map of the Cockfield Aquifer in Mississippi, fall, 1980, 1981, Open-File Report 81-1053
- Preliminary chart showing electric log correlation section J-J' of some Upper Cretaceous and Tertiary rocks, Washakie Basin, Wyoming, 1981, Open-File Report 81-47
- Physiographic diagram of the upper Carmel Canyon and Point Lobos, California, 1981, Open-File Report 81-440
- Physiographic diagram of the world ocean's seafloor; topography of the world ocean's seafloor (with land contours at same interval), 1981, Open-File Report 82-531
- Preliminary geologic map of parts of the Butte 1 p? sx 2 p? Quadrangle, central Montana, 1981, Open-File Report 81-1030
- Potentiometric surface of the Tertiary limestone aquifer system, southeastern United States, May 1980, 1981, Open-File Report 81-486
- Preliminary geologic map of Cenozoic deposits of Copperopolis quadrangle, California, 1981, Open-File Report 81-1048
- Preliminary geologic map including argillic and advanced argillic alteration and principal hydrothermal quartz and alunite veins in the Tushar Mountains and adjoining areas, Marysvale volcanic field, Utah, 1981, Open-File Report 81-831
- Preliminary geologic map of the Grand Gulch Bench Quadrangle, Mohave County, Arizona, 1981, Open-File Report 81-1321
- Potentiometric surface of the Floridan Aquifer, St. Johns River Water Management District and vicinity, Florida, May 1981, 1981, Open-File Report 81-1052
- Barrow Canyon, Alaska, 1981, Open-File Report 81-1296
- Aeromagnetic map of the Palisades area, Idaho and Wyoming, 1981, Open-File Report 81-1161
- Aeromagnetic map of the Mt. Naomi area, Idaho and Utah, 1981, Open-File Report 81-934
- Aeromagnetic map of the Mt. St. Helens area, Washington, 1981, Open-File Report 81-932
- Aeromagnetic map of the Needles 1° x 2° quadrangle, California and Arizona, 1981, Open-File Report 81-85
- Aeromagnetic map of the Mt. Margaret area, Washington, 1981, Open-File Report 81-926
- Aeromagnetic map of the Mt. Moriah area, Nevada, 1981, Open-File Report 81-1159
- Aeromagnetic map of the Mt. Adams area, Washington, 1981, Open-File Report 81-929
- Aeromagnetic map of part of the Bismark 1° by 2° quadrangle, North Dakota, 1981, Open-File Report 81-433
- Aeromagnetic map of the Jerry Peak area, Idaho, 1981, Open-File Report 81-933
- Approximate altitude of water levels in wells in the Chicot and Evangeline aquifers in the Houston area, Texas, spring 1981, 1981, Open-File Report 81-676
- Aeromagnetic map of the Indian Heaven area, Washington, 1981, Open-File Report 81-928
- Aeromagnetic map of the Italian Peak area, Idaho and Montana, 1981, Open-File Report 81-1162
- Apparent water resistivity, porosity, and ground-water temperature of the Madison limestone and underlying rocks in parts of Montana, Nebraska, North Dakota, South Dakota, and Wyoming, 1981, Open-File Report 81-629
- Aeromagnetic profile map of southeastern Alaska, 1981, Open-File Report 81-505
- Aeromagnetic map of northeastern Montana and western North Dakota, 1981, Open-File Report 81-434
- Amlia corridor, Alaska, 1981, Open-File Report 82-138
- Annual summary of ground-water conditions in Arizona, spring 1979 to spring 1980, 1981, Open-File Report 81-906
- Aeromagnetic map of Lee Vining Canyon and vicinity, Mono County, California, 1981, Open-File Report 81-432
- Aeromagnetic map of the Wheeler Peak area, Nevada, 1981, Open-File Report 81-927
- Altitude of water table, Biscayne Aquifer, Dade County, Florida, May 1980, 1981, Open-File Report 81-808
- Altitude of water table, Biscayne Aquifer, Dade County, Florida, October 1979, 1981, Open-File Report 81-807
- Altitude of water table, Biscayne aquifer, Dade County, Florida, April 1978, 1981, Open-File Report 81-225
- Altitude of water table, Biscayne Aquifer, Dade County, Florida, March 1979, 1981, Open-File Report 81-647
- Aeromagnetic map of the Cucamonga Peak area, California, 1981, Open-File Report 81-86
- Aeromagnetic map of the Culpeper Basin and vicinity, Virginia and Maryland, 1981, Open-File Report 81-472
- Aeromagnetic map of the Dardanelles area, California, 1981, Open-File Report 81-431
- Aeromagnetic map of the Tobacco Roots area, Montana, 1981, Open-File Report 81-777
- Altitude of the water table in the alluvial and other shallow aquifers along the Colorado River near La Grange, Texas, December 1980, 1981, Open-File Report 81-1063
- Aeromagnetic map of central and northeastern Arkansas, 1981, Open-File Report 81-758
- Aeromagnetic map of the Sublette Range area, Idaho and Wyoming, 1981, Open-File Report 81-1163
- Aeromagnetic map of the Ten Mile West area, Idaho, 1981, Open-File Report 81-930
- Aeromagnetic map of an area north of Safford, Arizona, 1981, Open-File Report 81-87
- Aeromagnetic map of an area south of Chama, New Mexico, 1981, Open-File Report 81-88
- Aeromagnetic map of the southern Black Hills: Parts of southwestern South Dakota and eastern Wyoming, 1981, Open-File Report 81-759
- Aeromagnetic map of the Burch Creek area, Utah, 1981, Open-File Report 81-931
- Aeromagnetic map of the Sapphire/Anaconda Mountains area, Montana, 1981, Open-File Report 81-1160
- Map showing bathymetry and aquatic plants of Lake Waramaug, Connecticut, 1981, Open-File Report 81-477
- Bedrock geologic map of Massachusetts, 1981, Open-File Report 81-1327
- Bathymetric map of Norton Sound, Alaska, 1981, Open-File Report 81-719
- Aeromagnetic map of the Arnold Mesa area, Arizona, 1981, Open-File Report 81-89
- Reconnaissance geologic map of the Churchill Mtn. quadrangle, Stevens County, Washington, 1981, Open-File Report 81-169
- Seismic profiles of Willapa Bay, Washington, 1981, Open-File Report 81-1315
- Preliminary geologic map of the Sonora Pass 15-minute quadrangle, California, 1981, Open-File Report 81-1170
- Preliminary map showing availability of water from glacial-drift aquifers in Towner County, north-central North Dakota, 1981, Open-File Report 82-767
- Reconnaissance geologic map of Atka and Amlia islands, Alaska, 1981, Open-File Report 81-159
- Reconnaissance geologic map of parts of the Gold Hill, Ruch, Medford, and Talent 15' quadrangles, southwestern Oregon, 1981, Open-File Report 81-1076
- Section C-C'; subsurface correlations of some Upper Cretaceous and Tertiary rocks, northern Green River basin, Wyoming, 1981, Open-File Report 81-663
- Preliminary map of the mining districts of the Basin and Range area of Utah, 1981, Open-File Report 81-1305
- Preliminary map of rare-earth provinces in the conterminous United States, 1981, Open-File Report 79-576 T
- Scenarios of possible earthquakes affecting major California population centers, with estimates of intensity and ground shaking, 1981, Open-File Report 81-115
- Preliminary geologic map of the Port Chicago quadrangle, Solano and Contra Costa Counties, Calif., 1981, Open-File Report 81-108
- Preliminary unevaluated map (1976) showing amounts of uplift in lower Cook Inlet, Alaska, 1981, Open-File Report 81-324
- Preliminary unevaluated subsurface stratigraphic study (1976) of the lower Cook Inlet area, Alaska, 1981, Open-File Report 81-615
- Principal facts and complete Bouguer gravity map, Blacktail Mountain drilling site, Flathead County, Montana, 1981, Open-File Report 81-187
- Sample location map and analytical data for rock samples collected in 1980, Ugashik and Karluk quadrangles, Alaska, 1981, Open-File Report 81-173
- Preliminary geologic map of the Olaf Knolls Quadrangle, Mohave County, Arizona, 1981, Open-File Report 81-1322
- Reconnaissance surficial geologic map of the Mt. Siegel quadrangle, Nevada-California, 1981, Open-File Report 81-1156
- Reconnaissance surficial geologic map of the Trench Canyon quadrangle, California-Nevada, 1981, Open-File Report 81-1155
- Preliminary geologic maps showing Cenozoic deposits of the Cooperstown and La Grange quadrangles, Stanislaus and Tuolumne counties, California, 1981, Open-File Report 81-1049
- Preliminary geologic maps showing Cenozoic deposits of the Snelling and Merced Falls quadrangles, Merced and Stanislaus counties, California, 1981, Open-File Report 81-107
- Reconnaissance map of surficial deposits in the Connecticut part of the Thompson quadrangle, Connecticut-Rhode Island, 1981, Open-File Report 81-1042
- Reconnaissance geologic map of the Topaz Lake 15 minute quadrangle, California and Nevada, with Quaternary geology, 1981, Open-File Report 81-273
- Preliminary geologic map of the Maxwelton Quadrangle, Island County, Washington, 1981, Open-File Report 82-192
- Preliminary geologic map of the Mare Island Quadrangle, Solano and Contra Costa counties, California, 1981, Open-File Report 81-234
- Stratigraphic succession, isotopic ages, partial chemical analyses, and sources of certain silicic volcanic ash beds (4.0 to 0.1 m.y.) of the western United States, 1981, Open-File Report 81-763
- Shallow ground-water conditions and vegetation classification, central Volusia County, Florida, 1981, Open-File Report 80-752
- Preliminary maps showing interpretation of Landsat imagery of the Healy quadrangle, Alaska, 1981, Open-File Report 81-768
- Preliminary maps showing interpretation of Landsat imagery of the Ugashik and Karluk quadrangles, Alaska, 1981, Open-File Report 81-776
- Ground-water levels in selected well fields and in west-central Florida, May 1981, 1981, Open-File Report 81-1106
- Land use and land cover and associated maps for Corbin, Kentucky; Tennessee, 1981, Open-File Report 81-5
- Land use and land cover and associated maps for Port Arthur, Louisiana, Texas, 1981, Open-File Report 81-2
- Land use and land cover and associated maps for Cincinnati, Ohio; Indiana, Kentucky, 1981, Open-File Report 81-308
- Land use and land cover and associated maps for Perryton, Texas; Oklahoma, Kansas, 1981, Open-File Report 81-11
- Land use and land cover and associated maps for Chattanooga, Tennessee; North Carolina, 1981, Open-File Report 81-3
- Land use and land cover and associated maps for New Ulm, Minnesota, 1981, Open-File Report 81-17
- Land use and land cover and associated maps for Muncie, Indiana; Ohio, 1981, Open-File Report 81-613
- Land use series, Nashville, Tennessee; Kentucky, 1981, Open-File Report 81-8
- Geophysical well logs for drill hole UPH-3, Stephenson County, Illinois, 1981, Open-File Report 81-237
- Land use and land cover and associated maps for Brainerd, Minnesota, 1981, Open-File Report 81-703
- Land use and land cover and associated maps for Mobile, Alabama; Mississippi, Louisiana, 1981, Open-File Report 81-1
- Geophysical log suite from drill hole No. 7, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-972
- Geophysical log suite from drill hole No. 8, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-974
- Geophysical log suite from drill hole No. 9, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-975
- Geophysical data collected on the continental margin midway between Washington State and Vancouver Island, B.C., along line 19, USGS R/V S.P. Lee cruise 3-76, 1981, Open-File Report 81-895
- Geophysical log suite from drill hole No. 10, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-976
- Geophysical log suite from drill hole no. 3, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-439
- Geophysical log suite from drill hole No. 4, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-969
- Geophysical log suite from drill hole No. 5, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-970
- Geophysical log suite from drill hole No. 6, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-971
- Geophysical log suite from drill hole No. 7A, Mariano Lake-Lake Valley drilling project, McKinley County, New Mexico, 1981, Open-File Report 81-973
- Land use and land cover and associated maps for Baker, Oregon; Idaho, 1981, Open-File Report 81-867
- Land use and land cover and associated maps for Bemidji, Minnesota, 1981, Open-File Report 81-702
- Land use and land cover and associated maps for Bend, Oregon, 1981, Open-File Report 81-302
- Geophysical data collected across the Oregon continental shelf along Line 2, USGS R/V S. P. Lee, Cruise 3-76, 1981, Open-File Report 81-848
- Joint patterns in coal, black shale, gray shale and mudrock, and limestone and dolomite in the Appalachian Basin, 1981, Open-File Report 81-837
- Joint patterns in sandstone and quartzose siltstone in the Appalachian basin, 1981, Open-File Report 81-838
- Geology of the Whitehorse Caldera and caldera-fill deposits, Malheur County, Oregon, 1981, Open-File Report 81-1092
- Land use and land cover and associated maps for Louisville, Kentucky; Indiana, Ohio, 1981, Open-File Report 81-7
- Geology of the Tejon Hills area: Arvin and Tejon Hills quadrangles, Kern County, California, 1981, Open-File Report 81-297
- Isopach map of Holocene sedimentary units, Norton Sound, Alaska, 1981, Open-File Report 81-720
- Isopach map of Quaternary and upper Tertiary strata, Norton Sound, Alaska, 1981, Open-File Report 81-723
- Geology and former shoreline features of the San Mateo 7.5-minute Quadrangle, San Mateo County, California, 1981, Open-File Report 81-839
- Geology map of the Basalt quadrangle, Mineral County, Nevada, 1981, Open-File Report 81-369
- Geology map of the Jacks Spring quadrangle, Mineral County, Nevada, 1981, Open-File Report 81-368
- Hydrology of the Winter Haven Chain of Lakes, Polk County, Florida, 1981, Open-File Report 81-212
- Index map of 1:250,000-scale quadrangle maps of the Arabian Peninsula, 1981, Open-File Report 81-473
- Hydrology and chemical quality of ground water in Kiowa County, Colorado, 1981, Open-File Report 81-1023
- Geologic map, tectonic map, and structure sections of the Muddy and northern Black Mountains, Clark County, Nevada, 1981, Open-File Report 81-796
- Hydrologic sections through Lee County and adjacent areas of Hendry and Collier counties, Florida, 1981, Open-File Report 81-638
- Land use series, Fort Wayne, Indiana; Michigan; Ohio, 1981, Open-File Report 81-614
- Hydrologic description of Lake Hancock, Polk County, Florida, 1981, Open-File Report 81-131
- Hydrologic description of Lake Jackson, Sebring, Florida, 1981, Open-File Report 81-494
- Hydrologic maps of Ogallala Aquifer, west-central Kansas, 1981, Open-File Report 81-908
- Land use series, Evansville, Indiana; Kentucky, 1981, Open-File Report 81-6
- Hydrogeologic reconnaissance of the Republican River basin, Nebraska, 1981, Open-File Report 81-531
- Hydraulic data for Coosa River in vicinity of Walter Bouldin and Jordan Dams near Wetumpka, Alabama, 1981, Open-File Report 81-1067
- High-resolution seismic reflection profiles: Navarin Basin province, northern Bering Sea, 1980, 1981, Open-File Report 81-1221
- Landsat features maps of the Circle Quadrangle, Alaska, 1981, Open-File Report 81-782
- Landsat features maps of the Ketchikan and Prince Rupert quadrangles, Alaska, 1981, Open-File Report 81-1139
- Landsat features maps of the Petersburg Quadrangle and vicinity, southeastern Alaska, 1981, Open-File Report 81-799
- Landsat image map of the Al Qunfudhah quadrangle, sheet 19E, Kingdom of Saudi Arabia, 1981, Open-File Report 81-589
- Landsat image map of the Jaza'ir Farasan Quadrangle, sheet 16E, Kingdom of Saudi Arabia, 1981, Open-File Report 81-590
- Landsat image map of the Jibal Hayil Quadrangle, sheet 17E, Kingdom of Saudi Arabia, 1981, Open-File Report 81-588
- Landsat image map of the Wadi Baysh Quadrangle, sheet 17F, Kingdom of Saudi Arabia, 1981, Open-File Report 81-591
- Landsat image map of the Wadi Hali Quadrangle, sheet 18E, Kingdom of Saudi Arabia, 1981, Open-File Report 81-587
- Landsat image map of the Abha Quadrangle, sheet 18F, Kingdom of Saudi Arabia, 1981, Open-File Report 81-592
- Land use and land cover and associated maps for Vincennes, Indiana; Illinois, Kentucky, 1981, Open-File Report 81-9
- Land use series, Winchester, Kentucky, 1981, Open-File Report 81-10
- Land use and land cover and associated maps for Yakima, Washington, 1981, Open-File Report 81-304
- Land use series, Torrington, Wyoming; Nebraska, 1981, Open-File Report 81-16
- Land use and land cover and associated maps for Valentine, Nebraska; South Dakota, 1981, Open-File Report 81-622
- Land use and land cover and associated maps for Walla Walla, Washington, 1981, Open-File Report 81-322
- Land use and land cover and associated maps for The Dalles, Oregon; Washington, 1981, Open-File Report 81-303
- Ground-water status report, Lahaina District, Maui, Hawaii, 1981, Open-File Report 81-549
- Topographic map of Golden Gate Estates, Collier County, Florida, 1981, Open-File Report 81-1073
- Water-level map of the Mississippi delta alluvium in northwestern Mississippi, April 1981, 1981, Open-File Report 81-1123
- Surficial geology and peat resources map of the Houston area, Susitna Valley, Alaska, 1981, Open-File Report 81-1301
- Surficial geology and peat resources map of the Rogers Creek area, Susitna Valley, Alaska, 1981, Open-File Report 81-1302
- Surficial geology of Dugway quadrangle, Oswego County, New York, 1981, Open-File Report 81-335
- Surficial geology of Panther Lake quadrangle, Oswego County, New York, 1981, Open-File Report 81-146
- Surficial geologic map of the eastern Snake River Plain and adjacent areas, 111° -115° W., Idaho and Wyoming, 1981, Open-File Report 81-507
- Surficial deposits along the Cowlitz River near Toledo, Lewis County, Washington, 1981, Open-File Report 81-1043
- Summary of radiometric anomalies in Alaska, 1981, Open-File Report 81-428
- Subsurface correlation of some Upper Cretaceous and Tertiary rocks, Great Divide Basin, Wyoming; section A-A`, east and west, 1981, Open-File Report 81-981
- Total field aeromagnetic anomaly map, Wabuska Known Geothermal Resource Area, Nevada, 1981, Open-File Report 81-995
- Total field aeromagnetic map, Long Valley Known Geothermal Resource Area, California, 1981, Open-File Report 81-994
- Total field aeromagnetic map of the Raft River Known Geothermal Resource Area, Idaho, 1981, Open-File Report 81-998
- Total field aeromagnetic map, Steamboat Hills Known Geothermal Resource Area, Nevada, 1981, Open-File Report 81-996
- Total field aeromagnetic map, Surprise Valley Known Geothermal Resource Area, California, 1981, Open-File Report 81-997
- Total gamma ray intensities at ground stations in the Bradfield Canal Quadrangle, southeastern Alaska, 1981, Open-File Report 81-840
- Littlestown quadrangle, Carroll County, Maryland hydrogeologic atlas, 1981, Open-File Report 80-1015
- Locality map and scintillometer data for the Ugashik and Karluk quadrangles, Alaska, 1981, Open-File Report 81-253
- Map showing distribution of Pb, Zn, and Ag in stream sediments from the Golden Trout Wilderness, California, 1981, Open-File Report 81-755
- Map showing distribution of Sn in stream sediments and heavy-mineral concentrates from the Golden Trout Wilderness, California, 1981, Open-File Report 81-756
- Map showing the location of known solid waste disposal sites in Fairfax County and vicinity, Virginia, 1981, Open-File Report 81-164
- Newly identified intertonguing between the Star Point Sandstone and the Blackhawk Formation and the correlation of coal beds in the northern part of the Wasatch Plateau, Carbon County, Utah, 1981, Open-File Report 81-724
- Oblique map of Hess Rise and vicinity, north-central Pacific Ocean, 1981, Open-File Report 81-441
- Oblique map of the Southern California inner continental borderland, 1981, Open-File Report 81-1312
- Oil and gas resource assessment areas, U.S. Geological Survey, Geologic Division, 1980: Pacific coast, regions 2 onshore and 2A offshore, 1981, Open-File Report 81-84 B
- Oxalic acid-soluble iron and manganese oxides in the Flathead Sandstone, Choteau quadrangle, Montana— A sample medium for mineral exploration, 1981, Open-File Report 81-475
- Landsat lineaments in the Appalachian Basin, 1981, Open-File Report 81-836
- Map showing evaluation of oil and gas potential of the Shoshone National Forest, Wyoming, 1981, Open-File Report 81-667
- Map showing tracklines of high-resolution uniboom seismic reflection profiles collected August 25 through October 5, 1977, in the Beaufort Sea, 1981, Open-File Report 81-34
- Map showing tracklines of high resolution uniboom seismic reflection profiles collected August 26 through September 19, 1978, in the Chukchi Sea, 1981, Open-File Report 81-33
- Landslides and related features, Pennsylvania: Warren 1° x 2° sheet, 1981, Open-File Report 81-238
- Landslides and related features, Tennessee - Chattanooga 1° x 2° sheet, 1981, Open-File Report 81-1318
- Map and tables showing preliminary results of potassium-argon age studies in the Circle Quadrangle, Alaska, with a compilation of earlier dating work, 1981, Open-File Report 81-889
- Maps showing distribution and abundance of beryllium in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 I
- Maps showing distribution and abundance of copper in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 D
- Maps showing distribution and abundance of gold and silver in geochemical samples from Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 C
- Maps showing distribution and abundance of lead in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 E
- Maps showing distribution and abundance of molybdenum in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 G
- Maps showing distribution and abundance of niobium in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 J
- Maps showing distribution and abundance of tin in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 H
- Maps showing distribution and abundance of yttrium in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 K
- Maps showing distribution and abundance of zinc in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 F
- Maps showing ground-water conditions in the Agua Fria area, Yavapai and Maricopa Counties, Arizona, 1981, Open-File Report 81-804
- Maps Showing Ground-Water Conditions in the San Francisco Peaks Area, Coconino County, Arizona - 1979, 1981, Open-File Report 81-914
- Maps Showing Ground-Water Conditions in the San Simon Wash Area, Papago Indian Reservation, Arizona - 1979, 1981, Open-File Report 81-530
- Maps showing historic flooding in the San Fernando Valley, California, 1934 to 1956, 1981, Open-File Report 81-153
- Maps showing interpretation of Landsat imagery of the Bradfield Canal quadrangle, southeastern Alaska, 1981, Open-File Report 81-728 L
- Maps showing interpretation of Landsat imagery of the Medfra Quadrangle, Alaska, 1981, Open-File Report 80-811 D
- Map showing how the potentiometric surface of the Magothy Aquifer of September 1979 differed from the potentiometric surface of September 1977 in southern Maryland, 1981, Open-File Report 81-632
- Map and table showing radiometric ages of rocks in southwestern Alaska, 1981, Open-File Report 81-886
- Map and table showing radiometric ages of rocks in the Aleutian Islands and Alaska Peninsula, 1981, Open-File Report 81-471
- Map showing mineral resource evaluation of 53 proposed wilderness areas, California, 1981, Open-File Report 81-1215
- Map of the Antelope Valley - East Kern Water Agency area, California, showing ground-water subunits and areas, and dissolved-solids concentrations, 1970-80, 1981, Open-File Report 81-698
- Map of the United States showing distances from urban areas having populations greater than 2,500, 1981, Open-File Report 81-157
- Map of water table in Graham County, northwestern Kansas, March 1979, 1981, Open-File Report 81-333
- Map showing acoustic anomalies and near-surface faulting, Norton Sound, Alaska, 1981, 1981, Open-File Report 81-722
- Map showing Quaternary geology of the central Antelope Valley and vicinity, California, 1981, Open-File Report 81-737
- Mineral occurrence map of the Medfra quadrangle, Alaska, 1981, Open-File Report 80-811 B
- Mineral-resource potential of the Dark Canyon Instant Study Area, San Juan County, Utah, 1981, Open-File Report 81-734
- Lignite geology of the Keene area, McKenzie County, North Dakota, 1981, Open-File Report 81-602
- Map showing selected geologic features, Norton Sound, Alaska, 1981, 1981, Open-File Report 81-721
- Map showing stream-sediment samples in the West Chicagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 M
- Mines, prospects and selected metalliferous mineral occurrences in the Bradfield Canal quadrangle, Alaska, 1981, Open-File Report 81-728 B
- Map showing distribution of Ag, Au, and As in heavy-mineral concentrates from the Golden Trout Wilderness, California, 1981, Open-File Report 81-753
- Map showing distribution of Cu in stream sediments and heavy-mineral concentrates from the Golden Trout Wilderness, California, 1981, Open-File Report 81-754
- Map showing distribution of Mo in stream sediments and W in nonmagnetic, heavy-mineral concentrates from the Golden Trout Wilderness, California, 1981, Open-File Report 81-990
- Map showing distribution of Pb and Zn in heavy-mineral concentrates from the Golden Trout Wilderness, California, 1981, Open-File Report 81-757
- Map showing tectonostratigraphic terranes of Alaska, columnar sections, and summary description of terranes, 1981, Open-File Report 81-792
- Generalized surficial geologic map of the Basin Mountain Quadrangle, Colorado, 1981, Open-File Report 81-1306
- Generalized surficial geologic map of the Kline Quadrangle, Colorado, 1981, Open-File Report 81-1317
- Generalized thickness of the Floridan aquifer, Southwest Florida Water Management District, 1981, Open-File Report 80-1288
- Geologic map of the Santa Ynez Quadrangle, California, 1981, Open-File Report 81-373
- Geologic map of the Solvang Quadrangle, California, 1981, Open-File Report 81-372
- Geologic map of the Steamboat Mountain and Bible Spring quadrangles, western Iron County, Utah, 1981, Open-File Report 81-1213
- Distribution and description of the geologic units in the Everett Quadrangle, Washington, 1981, Open-File Report 81-248
- Geologic map of the Huntoon Valley quadrangle, Mineral County, Nevada, and Mono County, California, 1981, Open-File Report 81-274
- Distribution and description of the geologic units in the Maltby Quadrangle, Washington, 1981, Open-File Report 81-100
- Geochemical map showing distribution and abundance of copper, lead, zinc, and barium in the nonmagnetic, heavy-mineral concentrate samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 S
- Geochemical map showing the distribution and abundance of cobalt, chromium and nickel in stream-sediment samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, Alaska, 1981, Open-File Report 81-27 R
- Geochemical map showing the distribution and abundance of cobalt, chromium, and nickel in the nonmagnetic, heavy-mineral concentrate samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 T
- Geochemical map showing the distribution and abundance of copper, lead, and barium in stream-sediment samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 Q
- Geologic map of parts of Crescent Junction and Floy Canyon quadrangles, Utah, showing coal zones and adjacent rocks, 1981, Open-File Report 82-584
- Geologic map of parts of Sego Canyon and Thompson quadrangles, Utah, showing coal zones and adjacent rocks, 1981, Open-File Report 81-553
- Geologic map of parts of the Plains and Perma quadrangles, western Montana, 1981, Open-File Report 81-785
- Geochemical map showing the distribution and abundance of copper, zinc, molybdenum, arsenic, and uranium in filtered water samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 N
- Geochemical map showing the distribution and abundance of silver, arsenic, gold, tin, and tungsten in the nonmagnetic heavy-mineral concentrate samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 U
- Geochemical map showing the distribution and abundance of sulfate and fluoride in unfiltered water samples in the West Chichagof-Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 P
- A geochemical reconnaissance of the Utuado Batholith and vicinity, Puerto Rico, 1981, Open-File Report 81-1131
- Geologic map of the Bailey Lake Quadrangle, Lincoln and Teton counties, Wyoming, 1981, Open-File Report 81-715
- Geologic map of the Bangs Mountain Quadrangle, Ferry and Stevens counties, Washington, 1981, Open-File Report 81-581
- Geohydrology of the valley-fill aquifer in the Cortland-Homer-Preble area, Cortland and Onondaga counties, New York, 1981, Open-File Report 81-1022
- Geohydrology of the Schenectady Aquifer, Schenectady County, New York, 1981, Open-File Report 82-84
- Geologic map of the Beaver 15 minute Quadrangle, Beaver County, Utah, 1981, Open-File Report 81-951
- Geologic map of the bedrock part of the Healy A-1 quadrangle south of the Talkeetna-Broxson Gulch fault system, Clearwater Mountains, Alaska, 1981, Open-File Report 81-1288
- Geologic cross section of the southern Oregon Coast Range and adjacent continental shelf, 1981, Open-File Report 81-957
- Geologic map and coal deposits of the Seminoe Dam SE Quadrangle, Carbon County, Wyoming, 1981, Open-File Report 81-717
- Geologic map of the Montara Mountain Quadrangle, San Mateo County, California, 1981, Open-File Report 81-451
- Facies distribution in uranium host rocks of the southern Powder River basin, Wyoming, 1981, Open-File Report 81-741
- Federal coal resource occurrence map of the northeast quarter of the Red Oak 15-minute quadrangle, Latimer County, Oklahoma, 1981, Open-File Report 79-305
- Geologic map and coal sections of the Elkol SW Quadrangle, Lincoln and Uinta counties, Wyoming, 1981, Open-File Report 81-716
- Geologic map and coal sections of the Ferron Canyon Quadrangle, Sanpete and Emery counties, Utah, 1981, Open-File Report 81-319
- Geologic map and coal sections of the Mahogany Point Quadrangle, Emery County, Utah, 1981, Open-File Report 81-718
- Geologic map and coal sections of the Pearl School quadrangle and the easternmost part of the Bar V Ranch quadrangle, Big Horn County, Montana, 1981, Open-File Report 81-870
- Geologic map and coal sections of the Point of Rocks quadrangle, Sweetwater County, Wyoming, 1981, Open-File Report 81-869
- Geologic map and coal sections of the Red Point Quadrangle, Emery County, Utah, 1981, Open-File Report 81-1356
- Geologic map and cross-sections of the Cordova and Middleton Island quadrangles, southern Alaska, 1981, Open-File Report 81-1164
- Flood of May 5 and 6, 1981, Mobile, Alabama, 1981, Open-File Report 81-1054
- Geologic map of the Ojai Quadrangle, California, 1981, Open-File Report 82-74
- Floods of September 16, 1975 in the Tallaboa Valley, Puerto Rico, 1981, Open-File Report 80-1283
- Geologic map of the eastern Willapa Hills, Cowlitz, Lewis, Pacific, and Wahkiakum counties, Washington, 1981, Open-File Report 81-674
- Preliminary geologic map of the Pilot Peak and adjacent quadrangles, Elko County, Nevada, and Box Elder County, Utah, 1981, Open-File Report 81-658
- Generalized altitude and configuration of the base of the High Plains regional aquifer, northwestern Oklahoma, 1981, Open-File Report 81-1117
- Generalized geologic map and hydrologic properties of Potter Creek area, Municipality of Anchorage, Alaska, 1981, Open-File Report 81-1168
- Potassium-argon determinations in the Ketchikan and Prince Rupert quadrangles, southeastern Alaska, 1981, Open-File Report 78-73 N
- Land use and land cover and associated maps for Hobbs, Texas, New Mexico, 1981, Open-File Report 80-259
- Land use and land cover and associated maps for Clovis, Texas, New Mexico, 1981, Open-File Report 80-260
- Land use and land cover and associated maps for Brownfield, Texas, New Mexico, 1981, Open-File Report 80-261
- Land use and land cover and associated maps for Tucumcari, New Mexico, Texas, 1981, Open-File Report 80-264
- Water resources of Prince William Forest Park, Virginia, 1981, Open-File Report 80-964
- Potentiometric-surface map for the Cretaceous aquifer, Virginia coastal plain, 1978, 1981, Open-File Report 80-965
- Changes in quality of ground water in the Lincoln area, Montana, 1974-79, 1981, Open-File Report 80-1108
- Geophysical reconnaissance of Lemmon Valley, Washoe County, Nevada, 1981, Open-File Report 80-1123
- Quality of water in the Tallahatchie River near New Albany, Mississippi, 1981, Open-File Report 80-1187
- Geohydrology of the Albany area, Georgia, 1981, Open-File Report 80-1296
- Surficial geophysical data for two cross-valley lines in the middle Eagle River valley, Alaska, 1981, Open-File Report 80-2000
- Lineboro quadrangle, Maryland: Hydrogeology, 1981, Open-File Report 80-1010
- Geophysical and lithologic data from test wells on Palen Dry Lake, Riverside County, California, 1981, Open-File Report 81-14
- Stratigraphic sections, Hallo Bay to Katmai Bay, Shelikof Strait, Alaska, 1979, 1981, Open-File Report 81-21
- Coal geology of the Garrison area, McLean County, North Dakota, 1981, Open-File Report 81-22
- Geochemical map showing anomalous patterns for the element copper in stream sediments, filtered water, and nonmagnetic heavy— Mineral concentrates in the West Chichagof–Yakobi Wilderness Study Area, Sitka quadrangle, southeastern Alaska, 1981, Open-File Report 81-27 O
- A Seismicity and seismotectonic study of the Kermit seismic zone, Texas, 1981, Open-File Report 81-37
- Development of techniques for evaluating seismic hazards of creeping landslides and old dams, 1981, Open-File Report 81-50
- Estimated water use in the Southwest Florida Water Management District and adjacent areas, 1979, 1981, Open-File Report 81-56
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Skagway quadrangle, Alaska, supplement to Open-File Report 78-316 part A -- Summaries of data to January 1, 1980, 1981, Open-File Report 81-82 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Skagway quadrangle, Alaska, supplement to Open-file report 78-316: Part B – Lists of references to January 1, 1980, 1981, Open-File Report 81-82 B
- Analytical data on uranium ore-bearing samples collected in the southern part of the Powder River Basin, Wyoming, 1972-1979, 1981, Open-File Report 81-83
- Rock mechanical investigation of clay and clayey gouge at high pressure and temperature, 1981, Open-File Report 81-94
- Systematic paleontology and distribution of Late Eocene benthic foraminifers from northwestern Oregon and southwestern Washington, 1981, Open-File Report 81-109
- Numerical study of attenuation of high frequency Lg-waves in the New Madrid seismic region, 1981, Open-File Report 81-112
- Potentiometric surface map of the Floridan aquifer in the St. Johns River Water Management District and vicinity, Florida, September 1980, 1981, Open-File Report 81-136
- Geologic map of the Rio Bravo Ranch quadrangle, California, 1981, Open-File Report 81-152
- Rhenium and other trace elements in molybdenite from the Christmas Mine area, Gila County, Arizona, 1981, Open-File Report 81-154
- Status of Regional Gravity Project, Kingdom of Saudi Arabia, as of 1 January, 1979, 1981, Open-File Report 81-165
- Geology and genesis of major world hardrock uranium deposits, an overview, 1981, Open-File Report 81-166
- Seismic-reflection and sidescan-sonar data collected on the Potomac River, Maryland and Virginia, during May 1979, 1981, Open-File Report 81-174
- FENCE, a computer program to create files of borehole data and to construct fence sections of boreholes interactively, 1981, Open-File Report 81-183
- Cross sections, Mammoth coal bed and Rehder split of Mammoth coal bed, Bull Mountain coal field, Montana, 1981, Open-File Report 81-190
- Estimates of undiscovered recoverable resources of conventionally producible oil and gas in the United States; a summary, 1981, Open-File Report 81-192
- Water-resources investigations of the U.S. Geological Survey in Wyoming, fiscal year 1980, 1981, Open-File Report 81-201
- Potentiometric surface of the Floridan aquifer in the Northwest Florida Water Management District, May 1980, 1981, Open-File Report 81-205
- Sediment analyses for selected sites on the South Platte River in Colorado and Nebraska, and the North Platte and Platte rivers in Nebraska; suspended sediment, bedload, and bed material, 1981, Open-File Report 81-207
- Potentiometric surface of the Floridan aquifer in the Suwannee River Water Management District, north Florida, May 1980, 1981, Open-File Report 81-211
- Effects on water quality of coal mining in the basin of the North Fork Kentucky River, eastern Kentucky, 1981, Open-File Report 81-215
- Effects of placer mining on hydrologic systems in Alaska; status of knowledge, 1981, Open-File Report 81-217
- Erosion and sedimentation in the Kenai River, Alaska, 1981, Open-File Report 81-219
- Preliminary geologic map of the Mendenhall Springs quadrangle, Alameda County, California, 1981, Open-File Report 81-235
- Career patterns of women scientists in the Geologic Division of the U.S. Geological Survey, 1980, 1981, Open-File Report 81-246
- Analyses and descriptions of geochemical samples, Sipsey Wilderness and additions, Lawrence and Winston counties, Alabama, 1981, Open-File Report 81-251
- Fault activity of the Three Points and Pine Canyon segments, San Andreas fault zone, Los Angeles County, California, 1981, Open-File Report 81-257
- Development of a quantitative model of stress in a seismic region as a basis for earthquake prediction, 1981, Open-File Report 81-269
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: January 1981, 1981, Open-File Report 81-300 A
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: February 1981, 1981, Open-File Report 81-300 B
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: March 1981, 1981, Open-File Report 81-300 C
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: April 1981, 1981, Open-File Report 81-300 D
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: May 1981, 1981, Open-File Report 81-300 E
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: June 1981, 1981, Open-File Report 81-300 F
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: July 1981, 1981, Open-File Report 81-300 G
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: August 1981, 1981, Open-File Report 81-300 H
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: September 1981, 1981, Open-File Report 81-300 I
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: October 1981, 1981, Open-File Report 81-300 J
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: November 1981, 1981, Open-File Report 81-300 K
- Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: December 1981, 1981, Open-File Report 81-300 L
- Coal drilling during 1979 in Williams County, North Dakota, and in Beaverhead, Big Horn, Dawson, Fallon, Garfield, McCone, Musselshell, Powder River, Prairie, Roosevelt, Rosebud, and Wibaux Counties, Montana, 1981, Open-File Report 81-314
- Land use and land cover and associated maps for Wenatchee, Washington, 1981, Open-File Report 81-321
- Leasable mineral and waterpower land classification map of Death Valley 1° x 2° quadrangle, California and Nevada: Lands withdrawn, classified, and prospectively valuable for leasable minerals; occurrences of other selected minerals ; and lands withdrawn or classified for waterpower and reservoir sites, 1981, Open-File Report 81-325
- Water-level data for wells in and near burial ground 4, Oak Ridge National Laboratory, Tennessee, 1975-1979, 1981, Open-File Report 81-339
- Analyses and descriptions of geochemical samples, Otter Creek Wilderness, Randolph and Tucker Counties, West Virginia, 1981, Open-File Report 81-352
- Geologic map of the Tajiguas quadrangle, California, 1981, Open-File Report 81-371
- Geologic map of the Gaviota quadrangle, California, 1981, Open-File Report 81-374
- Can animals predict earthquakes? A search for correlations between changes in activity patterns of two fossorial rodents and subsequent seismic events, 1981, Open-File Report 81-385
- Crustal loading and induced seismicity at the Yacambu Reservoir, Venezuela, 1981, Open-File Report 81-387
- Hydrologic data for the Cache Creek-Bear Thrust environmental impact statement near Jackson, Wyoming, 1981, Open-File Report 81-410
- Flood of September 16, 1975 at Utuado, Puerto Rico, 1981, Open-File Report 81-413
- Water-level contours near La Grange, southeastern Wyoming and an adjacent part of Nebraska, April 30, 1980, 1981, Open-File Report 81-422
- Offshore topography of the western United States (between 32 degrees and 49 degrees N latitude), 1981, Open-File Report 81-443
- Equal-area base map of the Bering Sea, plate 1, northern Bering Shelf, 1981, Open-File Report 81-455
- Equal-area base map of the Bering Sea: Plate 2, southern Bering Shelf, 1981, Open-File Report 81-456
- Equal-area base map of the Bering Sea: Plate 3: Bowers Ridge, 1981, Open-File Report 81-457
- Equal-area base map of the Bering Sea, plate 4: Aleutian east, 1981, Open-File Report 81-458
- Preliminary geologic map of the Tracy quadrangle, San Joaquin County, California, 1981, Open-File Report 81-464
- Preliminary geologic map of the Solyo quadrangle, San Joaquin and Stanislaus Counties, California, 1981, Open-File Report 81-465
- Preliminary geologic map of the Lone Tree Creek quadrangle, San Joaquin and Stanislaus Counties, California, 1981, Open-File Report 81-466
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Solomon quadrangle, Alaska, supplement to Open-File Report 78-181, part A — Summaries of data to January 1, 1981, 1981, Open-File Report 81-504 A
- Summaries of data on and lists of references to metallic and selected nonmetallic mineral occurrences in the Solomon quadrangle, Alaska; supplement to Open-File Report 78-181: Part B — Lists of references to January 1, 1981, 1981, Open-File Report 81-504 B
- Geologic map of the Round Mountain quadrangle, Nye County, Nevada, 1981, Open-File Report 81-515
- Hydrologic monitoring in the area of the Tennessee-Tombigbee Waterway, Mississippi-Alabama, 1981, Open-File Report 81-546
- Mineral resource potential of the El Malpais Instant Study Area and adjacent areas, Valencia County, New Mexico, 1981, Open-File Report 81-557
- Preliminary isostatic residual gravity map of California, 1981, Open-File Report 81-573
- Analog records from an airborne electromagnetic and magnetic survey of parts of the Upper Peninsula of Michigan and northern Wisconsin [microform], 1981, Open-File Report 81-577 B
- Environmental geologic studies on the southeastern United States Atlantic Outer Continental Shelf, 1977-1978, 1981, Open-File Report 81-582 A
- Appendices of environmental geologic studies on the southeastern United States Atlantic Outer Continental Shelf, 1977-1978, 1981, Open-File Report 81-582 B
- Estimated oil and gas reserves, Southern California Outer Continental Shelf, December 31, 1980, 1981, Open-File Report 81-623
- Principal facts for gravity stations in the Challis, Idaho, 1 x 2 degree quadrangle, 1981, Open-File Report 81-652
- Bouguer gravity map of the San Juan Basin area, Colorado, Arizona, and New Mexico, 1981, Open-File Report 81-657
- Phytoplankton productivity, respiration, and nutrient uptake and regeneration in the Potomac River, August 1977 - August 1978, 1981, Open-File Report 81-700
- Investigation of August 1980 blowout and fire, Lease OCS-G2271 Vermilion Block 348, Gulf of Mexico off the Louisiana coast, 1981, Open-File Report 81-712
- Mineral-resource potential of the Grand Gulch Instant Study Area, San Juan County, Utah, 1981, Open-File Report 81-748
- Cache Creek EIS; final recreation evaluation study; Volume I, Wyoming, 1981, Open-File Report 81-861 A
- Cache Creek EIS: final recreation evaluation study, Volume II, Wyoming, 1981, Open-File Report 81-861 B
- Preliminary geologic map of the Kapoho quadrangle, Hawaii, 1981, Open-File Report 81-947
- Hydraulic analysis of Chenango River, Broome County, New York in relation to state highway plan, 1981, Open-File Report 81-1020
- Flood of November 26-27, 1979, in Essex County, New York, 1981, Open-File Report 81-1024
- Preliminary geologic maps showing Cenozoic deposits of the Farmington and Bachelor Valley quadrangles, San Joaquin, Stanislaus, and Calaveras Counties, California, 1981, Open-File Report 81-1050
- Flow-duration data for Missouri streams, 1981, Open-File Report 81-1189
- Land use and land cover and associated maps for Columbia, Tennessee, Alabama, 1981, Open-File Report 81-4
- Seepage study of the Sevier River and the Central Utah, McIntyre, and Leamington Canals, Juab and Millard Counties, Utah, 1981, Open-File Report 81-820
- Potentiometric surface of the Wilcox-Carrizo aquifer; Bienville, Red River, and northern Natchitoches, and southern Webster Parishes, Louisiana, 1981, Open-File Report 80-1179
- Oil and gas resource assessment areas, U. S. Geological Survey, Geologic Division, 1980: Alaska, regions 1 and 1A, 1981, Open-File Report 81-84 A
- Preliminary geologic map of the Wheeler Peak-Hondo Canyon area, Taos County, New Mexico, 1981, Open-File Report 81-1077
- Reconnaissance geologic map of the Columbia River basalt group, northern Oregon and western Idaho, 1981, Open-File Report 81-797
- Potentiometric surface of the Floridan aquifer, southwest Florida Water Management District, September 1981, 1981, Open-File Report 82-101
- Geology and oil shale resources near Elko, Nevada, 1981, Open-File Report 81-709
- Geohydrologic reconnaissance of Lake Mead National Recreation Area: Las Vegas Wash to Opal Mountain, Nevada, 1981, Open-File Report 82-115
- Simulative models for the analysis of ground-water flow in Vekol Valley, the Waterman Wash area, and the Bosque area, Maricopa and Pina Counties, Arizona, 1981, Open-File Report 82-77
- Aeromagnetic map of the Blood Mountain-Chattahoochee area, Georgia and North Carolina, 1981, Open-File Report 81-935
- Audio-magnetotelluric investigation of the North End Wilderness Study Area, Cochise County, Arizona, 1981, Open-File Report 81-774
- Aeromagnetic map of the Ugashik-Karluk area, Alaska, 1981, Open-File Report 81-1158
- Aeroradioactivity map of the Blood Mountain-Chattahoochee area, Georgia and North Carolina, 1981, Open-File Report 81-936
- Altitude of water table, Biscayne aquifer, Dade County, Florida, October 1978, 1981, Open-File Report 81-327
- Distribution and petrology of the Anderson-Coyote Reservoir volcanic rocks, 1981, Open-File Report 80-1256
- Geotechnical laboratory test results on piston core samples taken from the mid-Atlantic upper continental slope by the U.S. Geological Survey during September 1979, 1981, Open-File Report 81-366