Maps showing distribution and abundance of niobium in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska
R. D. Koch, Raymond L. Elliott
1981, Open-File Report 81-728-J
Water-quality assessment of the Merced River, California, in the 1977 water year
Stephen K. Sorenson, Ray J. Hoffman
1981, Water-Resources Investigations Report 80-75
Water-quality conditions in the Merced River in California were sampled four times during the 1977 water year at 12 stations on the river and its major impoundments. Samples taken at the record or near-record low flows of the 1976-77 drought, showed that calcium and bicarbonate were the predominant ions in...
Map showing the location of known solid waste disposal sites in Fairfax County and vicinity, Virginia
Timothy A. Lewis
1981, Open-File Report 81-164
Generalized thickness of the Floridan aquifer, Southwest Florida Water Management District
R. M. Wolansky, J.M. Garbade
1981, Open-File Report 80-1288
This map report presents the thickness of the Floridan aquifer in the Southwest Florida Water Management District. The Floridan aquifer ranges in thickness from 600 feet in the northern part of the District to 2,400 feet in the southern part. It is composed chiefly of limestone and dolomite beds that...
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
T. D. Hessin, G.W. Day
1981, Open-File Report 81-27-T
No abstract available....
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
T. D. Hessin, J. D. Hoffman
1981, Open-File Report 81-27-R
No abstract available....
Generalized surficial geologic map of the Kline Quadrangle, Colorado
Glenn R. Scott, David W. Moore
1981, Open-File Report 81-1317
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
T. D. Hessin, M. G. Maslowksi, E.F. Cooley
1981, Open-File Report 81-27-S
No abstract available....
Map and table showing radiometric ages of rocks in southwestern Alaska
Nora B. Shew, Frederic H. Wilson
1981, Open-File Report 81-886
No abstract available....
Generalized surficial geologic map of the Basin Mountain Quadrangle, Colorado
David W. Moore, Glenn R. Scott
1981, Open-File Report 81-1306
Maps showing distribution and abundance of tin in geochemical samples from the Bradfield Canal quadrangle, southeastern Alaska
R. D. Koch, Raymond L. Elliott
1981, Open-File Report 81-728-H
Map of the Antelope Valley - East Kern Water Agency area, California, showing ground-water subunits and areas, and dissolved-solids concentrations, 1970-80
Charles Edwin Lamb, Tamara L. Hadley
1981, Open-File Report 81-698
A map (scale 1:125,000) shows ground-water subunits and areas and graphs of dissolved-solids concentrations, 1970-80, in the Antelope Valley-East Kern Water Agency area, California. (USGS)...
Geologic cross section of the southern Oregon Coast Range and adjacent continental shelf
Parke Detweiler Snavely Jr., H. C. Wagner, W. W. Rau, David Bukry
1981, Open-File Report 81-957
No abstract available....
Map showing tracklines of high resolution uniboom seismic reflection profiles collected August 26 through September 19, 1978, in the Chukchi Sea
Arthur Grantz, Jonathan Greenberg
1981, Open-File Report 81-33
No abstract available....
Map and table showing radiometric ages of rocks in the Aleutian Islands and Alaska Peninsula
Frederic H. Wilson
1981, Open-File Report 81-471
No abstract available....
Distribution and description of the geologic units in the Maltby Quadrangle, Washington
James P. Minard
1981, Open-File Report 81-100
A geochemical reconnaissance of the Utuado Batholith and vicinity, Puerto Rico
Robert E. Learned, T.H. Hickey, Ileana. Perez de Gonzales
1981, Open-File Report 81-1131
Map showing tracklines of high-resolution uniboom seismic reflection profiles collected August 25 through October 5, 1977, in the Beaufort Sea
Arthur Grantz, Jonathan Greenberg
1981, Open-File Report 81-34
No abstract available....
Map showing tectonostratigraphic terranes of Alaska, columnar sections, and summary description of terranes
David Lawrence Jones, Norman J. Silberling, H. C. Berg, George Plafker
1981, Open-File Report 81-792
No abstract available....
Geologic map of the Huntoon Valley quadrangle, Mineral County, Nevada, and Mono County, California
John Harris Stewart, F. J. Kleinhampl, D. C. Johannesen, R. C. Speed, J. C. Dohrenwend
1981, Open-File Report 81-274
No abstract available....
Map showing mineral resource evaluation of 53 proposed wilderness areas, California
Luis A. Fraticelli, John Patrick Albers
1981, Open-File Report 81-1215
Geologic map of the Steamboat Mountain and Bible Spring quadrangles, western Iron County, Utah
Myron G. Best, Robert L. Davis
1981, Open-File Report 81-1213
Floods of September 16, 1975 in the Tallaboa Valley, Puerto Rico
Karl G. Johnson
1981, Open-File Report 80-1283
This report provides a record of the flood of September 16, 1975, and associated hydrologic data. These data can be used in making rational decisions in formulating effective flood-plain regulations that would minimize flood problems in the Tallaboa Valley.The Tallaboa Valley (fig. 1) lies on the southwestern coast of Puerto...
Geologic map of the Ojai Quadrangle, California
T.W. Dibblee Jr.
1981, Open-File Report 82-74
Land application of domestic wastewater in Florida--statewide assessment of impact on ground-water quality
Bernard J. Franks
1981, Water-Resources Investigations Report 81-3
In Florida domestic waste water is being applied to the land for disposal and reuse. State and Federal regulations favor land-application methods over other advanced waste water treatment practices. Despite the increasing use of this alternative technology, little is known about localized effects on groundwater quality. This report documents the...