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Chemical analyses of coal and coal-associated shale samples from the lower part of the Fort Union Formation, Little Snake River coal field, Sweetwater and Carbon counties, Wyoming
Joseph R. Hatch, Ronald H. Affolter
1980, Open-File Report 80-92
As part of a continuing program by the U.S. Geological Survey to collect and analyze representative samples of U.S. coals, 26 coal and 5 coal-associated shale samples were collected from 13 core and rotary-drill holes in the lower part of the Paleocene Fort Union Formation in the Little Snake River...
Examples of the use of earth-science information by decisionmakers in the San Francisco Bay region, California
W. J. Kockelman
1980, Open-File Report 80-124
In the six examples discussed and illustrated here, innovative decisionmakers -- public and private -- have used earth-science information to avoid areas with geologic hazards, protect natural resources, and reduce possible property damage in the San Francisco Bay region. The examples show how: 1) development in fault-rupture areas is regulated,...
Selected hydrologic data, Arkansas River basin, Pueblo and southeastern Fremont Counties, Colorado, 1975-80
Doug Cain, Patrick Edelmann
1980, Open-File Report 80-1185
Selected hydrologic data collected in 1975-80 as part of water-quality investigations by the U.S. Geological Survey in Pueblo and southeastern Fremont Counties, Colo., are presented in this report. The data, in tabular form, consist of streamflow-discharge measurements for 33 sites, channel-geometry measurements for 97 sites, traveltime data for 12 sites,...
Preliminary appraisal of ephemeral-streamflow characteristics as related to drainage area, active-channel width, and soils in northwestern New Mexico
H. R. Hejl Jr.
1980, Open-File Report 81-64
Regression equations are presented to predict ephemeral streamflow characteristics in the San Juan Basin in northwestern New Mexico. The standard error of estimate for predicting runoff for water year 1978 using drainage area as the independent variable was 152 percent. Indications are that reliable equations for predicating annual runoff can...
Limnological data for 12 reservoirs in Valley County, Montana
Rodger F. Ferreira
1980, Open-File Report 80-339
Water samples were collected from 12 reservoirs in northeastern Montana during the late winter, spring, summer, and early fall of 1978. The resulting physical and chemical water-quality data will be useful in managing the reservoirs for use of stock watering, waterfowl propagation, fish production, and recreation. The surface areas of...
Finite-difference model to simulate the areal flow of saltwater and fresh water separated by an interface
James W. Mercer, S. P. Larson, Charles R. Faust
1980, Open-File Report 80-407
Model documentation is presented for a two-dimensional (areal) model capable of simulating ground-water flow of salt water and fresh water separated by an interface. The partial differential equations are integrated over the thicknesses of fresh water and salt water resulting in two equations describing the flow characteristics in the areal...
Preliminary report on the hydrogeology of a low-level radioactive waste disposal site near Sheffield, Illinois
J.B. Foster, J.R. Erickson
1980, Open-File Report 79-1545
The Sheffield low-level radioactive-waste disposal site is located on 20 acres of rolling terrain about 3 miles southwest of Sheffield, Illinois. Twenty-one trenches were constructed and filled with radioactive waste from August 1967 through April 1978. Forty-three test wells were installed by the U.S. Geological Survey on and adjacent to...
Competition and performance in OCS oil and gas lease sales and lease development, 1954-1969
Walter J. Mead, Philip Edward Sorensen
1980, Open-File Report 80-853
The oil and gas resources of the Outer Continental Shelf represent one of America's largest publicly-owned assets. Through 1978, OCS oil and gas leases had yielded \$40.5 billion in gross production value and produced over \$28.3 billion in direct revenue to the federal government.Policies and procedures for managing the oil...
Ground-water hydrology of James City County, Virginia
John F. Harsh
1980, Open-File Report 80-961
Urbanization and increase in water demand prompted a 2-year study of groundwater availability and quality in the county of James City. The coastal-plain sediments, parts of which underlie the county, are the largest source of groundwater in Virginia. Four aquifers form the complex aquifer system. Hydraulic characteristics vary from aquifer...
Copper River hydraulic study at Million Dollar Bridge, Alaska
Stanley H. Jones, William F. Barber
1980, Open-File Report 80-223
The Copper River hydraulic conditions in the vicinity of the Million-Dollar Bridge, Alaska, at the outlet to Miles Lake are described. The water discharge, lake and river bed profiles, bathymetry, velocity, and direction of flow are presented. (Kosco-USGS)...
Drainage areas of surface water bodies of the Kennebec River basin in southwestern Maine
Richard A. Fontaine
1980, Open-File Report 78-556-E
The report contains drainage-area values for: lakes and ponds included in the MIDAS (Maine Informational Display Analysis System) File 906-Z, streams that drain an area greater than 25 square miles, dams, and locations where hydrologic data are collected. Supplemental information includes State and Federal location systems used to identify these...