Results of the U.S. Geological Survey's Analytical Evaluation Program for Standard Reference Samples Distributed in March 2000
Jerry W. Farrar, Ashley M. Copen
2000, Open-File Report 2000-398
This report presents the results of the U.S. Geological Survey's analytical evaluation program for six standard reference samples -- T-161 (trace constituents), M-154 (major constituents), N-65 (nutrient constituents), N-66 nutrient constituents), P-34 (low ionic strength constituents), and Hg-30 (mercury) -- that were distributed in March 2000 to 144 laboratories enrolled...
Bedrock Geology of the Turkey Creek Drainage Basin, Jefferson County, Colorado
Stephen J. Char
2000, Open-File Report 2000-265
This geospatial data set describes bedrock geology of the Turkey Creek drainage basin in Jefferson County, Colorado. It was digitized from maps of fault locations and geologic map units based on age and lithology. Created for use in the Jefferson County Mountain Ground-Water Resources Study, it is to be...
Water-surface profile and flood boundaries for the computed 100-year flood, lower Salt River, Lincoln County, Wyoming
Kirk A. Miller, John P. Mason
2000, Open-File Report 2000-201
The water-surface profile and flood boundaries for the computed 100-year flood were determined for a part of the lower Salt River in Lincoln County, Wyoming. Channel cross-section data were provided by Lincoln County. Cross-section data for bridges and other structures were collected and compiled by the U.S. Geological Survey. Roughness...
Results of the U.S. Geological Survey's analytical evaluation program for standard reference samples distributed in October 1999
T.W. Farrar
2000, Open-File Report 2000-227
This report presents the results of the U.S. Geological Survey's analytical evaluation program for six standard reference samples -- T-159 (trace constituents), M-152 (major constituents), N-63 (nutrient constituents), N-64 (nutrient constituents), P-33 (low ionic strength constituents), and Hg-29 (mercury) -- that were distributed in October 1999 to 149 laboratories enrolled in the U.S....
Map and database of Quaternary faults in the vicinity of Managua, Nicaragua
Hugh Cowan, Michael N. Machette, Xavier Amador, Karen S. Morgan, Richard L. Dart, Lee-Ann Bradley
2000, Open-File Report 2000-437
No abstract available. ...
Ground-water, surface-water, and water-chemistry data, Black Mesa area, northeastern Arizona: 1998
Margot Truini, Bradley M. Baum, Gregory R. Littin, Gayl Shingoitewa-Honanie
2000, Open-File Report 2000-66
The Black Mesa monitoring program is designed to document long-term effects of ground-water pumping from the N aquifer by industrial and municipal users. The N aquifer is the major source of water in the 5,400-square-mile Black Mesa area, and the ground water occurs under confined and unconfined conditions. Monitoring activities...
Distribution of a suite of elements including arsenic and mercury in Alabama coal
Martin B. Goldhaber, R. C. Bigelow, J. R. Hatch, J.C. Pashin
2000, Miscellaneous Field Studies Map 2333
Arsenic and other elements are unusually abundant in Alabama coal. This conclusion is based on chemical analyses of coal in the U.S. Geological Survey's National Coal Resources Data System (NCRDS; Bragg and others, 1994). According to NCRDS data, the average concentration of arsenic in Alabama coal (72 ppm) is three...
Digital mapping techniques '00, workshop proceedings - May 17-20, 2000, Lexington, Kentucky
David R. Soller
2000, Open-File Report 2000-325
Introduction: The Digital Mapping Techniques '00 (DMT'00) workshop was attended by 99 technical experts from 42 agencies, universities, and private companies, including representatives from 28 state geological surveys (see Appendix A). This workshop was similar in nature to the first three meetings, held in June, 1997, in Lawrence, Kansas (Soller,...
Archive of sidescan-sonar data and DGPS navigation data collected during U.S. Geological Survey cruise DIAN97032 Long Island, New York Inner Shelf--Fire Island, New York 25 September-19 October 1997
E. S. Hammar-Klose, J. C. Hill, W. C. Schwab, E.R. Thieler
2000, Open-File Report 2000-440
Hydrogeochemical data for historic mining areas, Humboldt watershed and adjacent areas, northern Nevada
J. Thomas Nash
2000, Open-File Report 2000-459
Preliminary stratigraphic database for the subsurface Tertiary and uppermost Cretaceous sediments of Dorchester County, South Carolina
Gregory Gohn, Laurel M. Bybell, Peter G. Chirico, R. A. Christopher, Lucy E. Edwards, N. O. Frederiksen, D.C. Prowell, Jean Self-Trail, Robert E. Weems
2000, Open-File Report 2000-49
No abstract available....
Preliminary maps of Quaternary deposits and liquefaction susceptibility, nine-county San Francisco Bay region, California: a digital database
Keith L. Knudsen, Janet M. Sowers, Robert C. Witter, Carl M. Wentworth, Edward J. Helley, Robert S. Nicholson, Heather M. Wright, Katherine H. Brown
2000, Open-File Report 2000-444
This report presents a preliminary map and database of Quaternary deposits and liquefaction susceptibility for the nine-county San Francisco Bay region, together with a digital compendium of ground effects associated with past earthquakes in the region. The report consists of (1) a spatial database of fivedata layers (Quaternary deposits, quadrangle...
Framework for Regional, Coordinated Monitoring in the Middle and Upper Deschutes River Basins, Oregon
Chauncey W. Anderson
2000, Open-File Report 2000-386
This report presents a framework for regional water-quality monitoring in the middle and upper Deschutes River Basin, Oregon, that would be coordinated among organizations doing related monitoring. The emphasis is on maximizing the value of existing programs and resources by minimizing overlapping sampling efforts, filling key data gaps, increasing communication...
Potential minability and economic viability of the Antaramut-Kurtan-Dzoragukh coal field, north-central Armenia; a prefeasibility study
Douglas W. Huber, Brenda S. Pierce
2000, Bulletin 2178
The U. S. Geological Survey (USGS) conducted a coal resource assessment of several areas in Armenia from 1997 to 1999. This report, which presents a prefeasibility study of the economic and mining potential of one coal deposit found and studied by the USGS team, was prepared using all data available at the time...
A study of porewater in water saturated sediments of levee banks and marshes in the lower Coeur d'Alene River valley, Idaho: Sampling, analytical methods, and results
Laurie S. Balistrieri, S. E. Box, Mohammed Ikramuddin, A. J. Horowitz, K. A. Elrick
2000, Open-File Report 2000-126
This report contains information about the composition of interstitial porewater and solids from water saturated, metal contaminated levee banks at the river's edge and marshes in the lower Coeur d'Alene River valley. Data include pH, alkalinity, and concentrations of sulfate and metals (arsenic [As], cadmium [Cd], copper [Cu], iron [Fe],...
Digital Map of Saturated Thickness in the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1996 to 1997
Brian C. Fischer, Keith M. Kollasch, Virginia L. McGuire
2000, Open-File Report 2000-300
This digital data set consists of saturated thickness contours for the High Plains aquifer in Central United States, 1996-97. The High Plains aquifer extends from south of 32 degrees to almost 44 degrees north latitude and from 96 degrees 30 minutes to 104 degrees west longitude. The aquifer...
Geologic map and digital database of the Apache Canyon 7.5' quadrangle, Ventura and Kern counties, California
Paul Stone, P. M. Cossette
2000, Open-File Report 2000-359
The Apache Canyon 7.5-minute quadrangle is located in southwestern California about 55 km northeast of Santa Barbara and 65 km southwest of Bakersfield. This report presents the results of a geologic mapping investigation of the Apache Canyon quadrangle that was carried out in 1997-1999 as part of the U.S. Geological...
Hawaiian Volcano Observatory summary 97; part 1, seismic data, January to December 1997; with a chronological summary
J. S. Nakata, C. Heliker, D. Sherrod, C. Thornber
2000, Open-File Report 2000-408
No abstract available....
Geographic Information for Analysis of Highway Runoff-Quality Data on a National or Regional Scale in the Conterminous United States
Tomas W. Smieszek, Gregory E. Granato
2000, Open-File Report 2000-432
Spatial data are important for interpretation of water-quality information on a regional or national scale. Geographic information systems (GIS) facilitate interpretation and integration of spatial data. The geographic information and data compiled for the conterminous United States during the National Highway Runoff Water-Quality Data and Methodology Synthesis project is described...
Hawaiian Volcano Observatory summary 98; part 1, seismic data, January to December 1998; with a chronological summary
J. S. Nakata, C. Heliker, D. Sherrod, C. Thornber
2000, Open-File Report 2000-406
No abstract available....
Investigation of the geology and hydrology of the Mogollon Highlands of central Arizona: a project of the Arizona Rural Watershed Initiative
John T.C. Parker, Marilyn E. Flynn
2000, Fact Sheet 159-00
The Mogollon Highlands of east central Arizona is a region of forested plateau and mountains, deep, sheerwalled canyons, and desert valleys. Known for its scenic beauty and characterized by a generally mild climate, the area, though still sparsely populated, attracts an increasing number of tourists and summer residents. Furthermore, the...
Principal facts for gravity stations in the vicinity of Coyote Spring Valley, Nevada, with initial gravity modeling results
Geoffrey A. Phelps, E. B. Jewel, V.E. Langenheim, R.C. Jachens
2000, Open-File Report 2000-420
Gravity measurements were made along 5 profiles across parts of the Coyote Spring Valley and vicinity in order to aid in modeling the depth and shapes of the underlying basins and to locate faults concealed beneath the basin fill. Measurements were taken at 200 m (660 ft) spacing along the...
Digital data sets for map products produced as part of the Black Hills Hydrology Study, western South Dakota
Joyce E. Williamson, Gregory J. Jarrell, Rick M. Clawges, Joel M. Galloway, Janet M. Carter
2000, Open-File Report 2000-471
This compact disk contains digital data produced as part of the 1:100,000-scale map products for the Black Hills Hydrology Study conducted in western South Dakota. The digital data include 28 individual Geographic Information System (GIS) data sets: data sets for the hydrogeologic unit map including all mapped hydrogeologic units within...
Three-month performance evaluation of the Nanometrics, Inc., Libra Satellite Seismograph System in the northern California Seismic Network
David H. Oppenheimer
2000, Open-File Report 2000-330
In 1999 the Northern California Seismic Network (NCSN) purchased a Libra satellite seismograph system from Nanometrics, Inc to assess whether this technology was a cost-effective and robust replacement for their analog microwave system. The system was purchased subject to it meeting the requirements, criteria and tests described in Appendix A....
Guidelines and standard procedures for continuous water-quality monitors: Site selection, field operation, calibration, record computation, and reporting
Richard J. Wagner, Harold C. Mattraw, George F. Ritz, Brett A. Smith
2000, Water-Resources Investigations Report 2000-4252
The U.S. Geological Survey uses continuous water-quality monitors to assess variations in the quality of the Nation's surface water. A common system configuration for data collection is the four-parameter water-quality monitoring system, which collects temperature, specific conductance, dissolved oxygen, and pH data, although systems can be configured to measure other...
