Hydrology of area 54, northern Great Plains, and Rocky Mountain coal provinces, Colorado and Wyoming
Gerhard Kuhn, P. D. Daddow, G. S. Craig
1983, Open-File Report 83-146
A nationwide need for information characterizing hydrologic conditions in mined and potential mine areas has become paramount with the enactment of the Surface Mining Control and Reclamation Act of 1977. This report, one in a series covering the coal provinces nationwide, presents information thematically by describing single hydrologic topics through...
Reconnaissance surficial geologic map of the Medford 1 degree by 2 degrees Quadrangle, Oregon-California
Barry Morning
1983, Miscellaneous Field Studies Map 1528
Analytical data report for a pilot-study of twenty stream-sediment, heavy-mineral concentrate, and rock samples from the Sangre de Cristo Wilderness Study Area, south-central Colorado
David R. Zimbelman, J. A. Hedal, B. M. Adrian, B. F. Arbogast
1983, Open-File Report 83-925
Channel changes of Powder River, 1938-78, Powder River County, Montana
Holly A. Martinson, Robert H. Meade
1983, Hydrologic Atlas 661
Analyses of elutriates, native water, and bottom material in selected rivers and estuaries in western Oregon and Washington
Gregory J. Fuhrer, Frank A. Rinella
1983, Open-File Report 82-922
Chemical analyses of elutriates, bottom sediment and water samples for selected metals, nutrients and organic compounds including insecticides and herbicides have been made to provide data to determine short-term water quality conditions associated with dredging operations in rivers and estuaries. Between May and December 1980 data were collected as far...
Computer program modifications of Open-file report 82-1065; a comprehensive system for interpreting seismic-refraction and arrival-time data using interactive computer methods
Hans D. Ackermann, Leroy W. Pankratz, Danny A. Dansereau
1983, Open-File Report 83-604
The computer programs published in Open-File Report 82-1065, A comprehensive system for interpreting seismic-refraction arrival-time data using interactive computer methods (Ackermann, Pankratz, and Dansereau, 1982), have been modified to run on a mini-computer. The new version uses approximately 1/10 of the memory of the initial version, is more efficient and...
Mineral resource potential map of the Rich Mountain Roadless Area, Fannin and Gilmer counties, Georgia
M. P. Foose, R. M. Thompson
1983, Miscellaneous Field Studies Map 1586-C
Ground-followup studies of the 1977 airborne electromagnetic survey in the Assifar and Mulhal areas, Wadi Bidah district, Kingdom of Saudi Arabia
Vincent J. Flanigan, Hamdy Sadek
1983, Open-File Report 83-367
Parts of four airborne electromagnetic (AEM) anomalies were selected for study in order to determine the cause of high conductivity of Precambrian rocks underlying extensive areas in the southern Wadi Bidah district, Kingdom of Saudi Arabia. In the Assifar area, which contains an ancient mine or prospect having the same...
Preliminary geologic map of the Peko Hills, Elko County, Nevada
Keith B. Ketner, James G. Evans
1983, Open-File Report 83-289
No abstract available. ...
Data for ground-water test hole near Nicolaus, Central Valley aquifer project, California
James J. French, R. W. Page, Gilbert L. Bertoldi
1983, Open-File Report 83-273
Preliminary data are provided for the third of seven test holes drilled as a part of the Central Valley Aquifer Project which is part of the National Regional Aquifer Systems Analysis Program. The test hole was drilled in the SW 1/4 NE 1/4 sec. 2, T.12N., R.3E., Sutter County, California,...
Geochemical characteristics of the Church Rock 1 and 1 East uranium deposits, Grants uranium region, New Mexico
Neil S. Fishman, Richard L. Reynolds
1983, Open-File Report 83-194
In the Church Rock 1 and 1 East mines, Grants uranium region (GUR), New Mexico, uranium orebodies occur within three sandstone units in the upper part of the Westwater Canyon Member of the late Jurassic Morrison Formation. Geochemical analyses reveal that organic carbon contents in ore samples from all three...
Drainage basins in Duval County, Florida
Roy B. Stone, Joseph B. Largen
1983, Water-Resources Investigations Report 82-4069
The drainage basins and subbasins in Duval County, Florida, are delineated on this atlas map. The county 's 840 square-mile area is drained by three major river systems; the St. Johns, 668 square miles; Nassau, 113 square miles; and St. Marys, 59 square miles. The remainder of the county is...
The Volcano Hazards Program; objectives and long-range plans
Roy A. Bailey, P.R. Beauchemin, F.P. Kapinos, D.W. Klick
1983, Open-File Report 83-400
Volcanoes and the products of volcanoes have a much greater impact on people and society than is generally perceived. Although commonly destructive, volcanic eruptions can be spectacularly beautiful and, more importantly, they have produced the very air we breathe, the water we drink, and our most fertile soils. Volcanoes also...
Geochemical maps of the Mount Raymond Roadless Area, central Sierra Nevada, California
N.K. Huber, M.A. Chaffee
1983, Miscellaneous Field Studies Map 1417-C
Chemical analyses for samples of rock, stream sediment, and nonmagnetic heavy-mineral concentrates, Marble Mountain Wilderness and vicinity, Siskiyou County, California
B. M. Adrian, D. B. Smith, R. B. Vaughn, C. M. McDougal
1983, Open-File Report 83-810
Water-level records for the northern High Plains of Colorado, 1979-83
Joe L. Blattner, Bruce D. Rasmuson
1983, Open-File Report 83-253
Water-level measurements were made in 638 wells in the winter of 1982-83, in the northern High Plains of Colorado. The water-level measurements for the winter of 1982-83 and for four preceding winters are given in a table, which also contains the location, depth, land-surface elevation and the aquifer for each...
Preliminary surficial geologic map of the southeastern part of the Tyonek B-5 quadrangle, south-central Alaska
Lynn A. Yehle, Henry R. Schmoll, A.F. Chleborad
1983, Miscellaneous Field Studies Map 1661-C
Geologic assessment of the fossil energy potential of Bangladesh
M. M. Ball, Edwin R. Landis, Philip R. Woodside
1983, Open-File Report 83-280
Geologic and hydrologic characterization and evaluation of the Basin and Range Province relative to the disposal of high-level radioactive waste: Part I, Introduction and guidelines
M. S. Bedinger, Kenneth A. Sargent, J.E. Reed
1983, Open-File Report 83-759
No abstract available....
Geologic map of the Ripley quadrangle, Jackson County, West Virginia
Charles R. Meissner
1983, Geologic Quadrangle 1569
Hydrology of area 50, Northern Great Plains and Rocky Mountain coal provinces, Wyoming and Montana
Marlin E. Lowry, James F. Wilson Jr., and others
1983, Open-File Report 83-545
This report is one of a series designed to characterize the hydrology of drainage basins within coal provinces, nationwide. Area 50 includes all of the Powder River Basin, Wyoming and Montana and the upstream parts of the Cheyenne and Belle Fourche River Basins - a total of 20,676 sq mi....
Mineral resource potential map of the West Needle Wilderness Study Area, San Juan and La Plata counties, Colorado
R. E. Van Loenen, D.C. Scott
1983, Miscellaneous Field Studies Map 1632-A
U.S. Geological Survey-Ingeominas mineral resource assessment of Colombia; additional ore deposit models
Dennis P. Cox
1983, Open-File Report 83-901
U.S. Geological Survey-Ingeominas mineral resource assessment of Colombia; ore deposit models
Dennis P. Cox
1983, Open-File Report 83-423
Mineral resource potential and geologic map of the Little Dog and Pup Canyons Roadless Area, Otero County, New Mexico
P. T. Hayes, P. R. Bigsby
1983, Miscellaneous Field Studies Map 1468
No abstract available....