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Page 3959, results 98951 - 98975

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Water-resources activities of the U.S. Geological Survey in Illinois, 1993
G. O. Balding
1994, Open-File Report 94-493
This report gives an overview of U.S. Geological Survey, Illinois District, Water Resources Division activities related to the water resources of the State of Illinois. The report includes sections describing District organization, programs, water conditions, data collection activities, and project summaries. Also included is a complete listing of District and...
Water-quality, lithologic, and water-level data for wells in Tulare Basin, Kings, Kern, and Tulare Counties, California, August 1990 to February 1993
Sherrill Beard, Roger Fujii, W. Gary Shanks
1994, Open-File Report 94-334
Much of the Tulare Basin is characterized by saline shallow ground water containing elevated concen- trations of arsenic, selenium, and other trace elements. A comprehensive investigation of ground-water geochemist, and, to a limited extent, hydrology was initiated in response to concerns related to (1) adverse effects on migratory waterfowl of...
National Water-Quality Assessment Program - South-Central Texas
Water Resources Division, U.S. Geological Survey
1994, Fact Sheet 048-94
In 1991, the U.S. Geological Survey (USGS), Department of the Interior, began a National Water-Quality Assessment (NAWQA) Program. The long-term goals of the NAWQA Program are to describe the status of and trends in the quality of a large, representative part of the Nation's surface- and ground-water resources and to...
Methods of analysis and quality-assurance practices of the U.S. Geological Survey organic laboratory, Sacramento, California: Determination of pesticides in water by solid-phase extraction and capillary-column gas chromatography/mass spectrometry
Kathryn L. Crepeau, Joseph L. Domagalski, Kathryn Kuivila
1994, Open-File Report 94-362
Analytical method and quality-assurance practices were developed for a study of the fate and transport of pesticides in the Sacramento-San Joaquin Delta and the Sacramento and San Joaquin River. Water samples were filtered to remove suspended parti- culate matter and pumped through C-8 solid-phase extraction cartridges to extract the pesticides....
Simulation of the effects of ground-water withdrawals and recharge on ground-water flow in Cape Cod, Martha's Vineyard, and Nantucket Island basins, Massachusetts
John P. Masterson, Paul M. Barlow
1994, Open-File Report 94-316
The effects of changing patterns of ground-water pumping and aquifer recharge on the surface-water and ground-water hydrologic systems were determined for the Cape Cod, Martha's Vineyard, and Nantucket Island Basins. Three-dimensional, transient, ground-water-flow modelS that simulate both freshwater and saltwater flow were developed for the f1ow cells of Cape Cod...
Evaluation of methods for delineating areas that contribute water to wells completed in valley-fill aquifers in Pennsylvania
Dennis W. Risser, Thomas M. Madden
1994, Open-File Report 92-635
Valley-fill aquifers in Pennsylvania are the source of drinking water for many wells in the glaciated parts of the State and along major river valleys. These aquifers area subject to contamination because of their shallow water-table depth and highly transmissive sediments. The possibility for contamination of water-supply wells in valley-fill...
Idaho's surface-water-quality monitoring program: results from five sites sampled during water years 1990-93
Water Resources Division, U.S. Geological Survey
1994, Fact Sheet 026-94
In 1990, the U.S. Geological Survey (USGS), in cooperation with the Idaho Department of Health and Welfare, Division of Environmental Quality, implemented a statewide water-quality monitoring program in response to Idaho's antidegradation policy as required by the Clean Water Act. The program objective is to provide water-quality managers with a...
Overview of environmental and hydrogeologic conditions at Fort Yukon, Alaska
Allan S. Nakanishi, Joseph M. Dorava
1994, Open-File Report 94-526
The village of Fort Yukon along the Yukon River in east-central Alaska has long cold winters and short summers. The Federal Aviation Administration operates and supports some airport facilities in Fort Yukon and is evaluating the severity of environmental contamination and options for remediation of such contamination at their facilites....
Overview of environmental and hydrogeologic conditions at Galena, Alaska
Allan S. Nakanishi, Joseph M. Dorava
1994, Open-File Report 94-525
The remote Native village of Galena along the Yukon River in west-central Alaska has long cold winters and short summers that affects the hydrology of the area. The Federal Aviation Administration owns or operates airport support facilities in Galena and wishes to consider the subsistence lifestyle of the residents and...
Overview of environmental and hydrogeologic conditions at Saint Marys, Alaska
Allan S. Nakanishi, Joseph M. Dorava
1994, Open-File Report 94-481
The Federal Aviation Administration (FAA) owns or operates airway support facilities near Saint Marys along the Yukon River in west-central Alaska. The FAA is evaluating the severity of environmental contamination and options for remediation of environmental contamination at their facilities. Saint Marys is on a flood plain near the continence...
Overview of environmental and hydrogeologic conditions at Tanana, Alaska
Allan S. Nakanishi, Joseph M. Dorava
1994, Open-File Report 94-527
The remote Native village of Tanana along the Yukon River in west-central Alaska has long cold winters and short summers. The Federal Aviation Administration owns or operates airway support facilities near Tanana and wishes to consider the subsistence lifestyle of the residents and the quality of the current environment when...
Overview of environmental and hydrogeologic conditions at Dillingham, Alaska
Betty B. Palcsak, Joseph M. Dorava
1994, Open-File Report 94-482
The remote city of Dillingham is at the northern end of Bristol Bay in southwestern Alaska. The hydrology of the area is strongly affected by the mild maritime climate and local geologic conditions. Dillingham residents obtain drinking water from both deep and shallow aquifers composed of gravels and sands and...
Accounting for Consumptive Use of Lower Colorado River Water in Arizona, California, Nevada, and Utah
Sandra J. Owen-Joyce, Richard P. Wilson
1994, Fact Sheet 074-94
In the Colorado River valley between the east end of Lake Mead and the international boundary with Mexico (see figure), the river is the principal source of water for agricultural, domestic, municipal, industrial, hydroelectric-power generation, and recreational purposes. Water is stored in surface reservoirs and in the river aquifer---permeable sediments...
Physical characteristics and quality of water from selected springs and wells in the Lincoln Point-Bird Island area, Utah Lake, Utah
R. L. Baskin, L.E. Spangler, W. F. Holmes
1994, Water-Resources Investigations Report 93-4219
From February 1991 to October 1992, the U.S. Geological Survey, in cooperation with the Central Utah Water Conservancy District, investigated the hydrology of the Lincoln Point - Bird Island area in the southeast part of Utah Lake, Utah. The investigation included measurements of the discharge of selected springs and measurements...
Summary of water-resources activities of the U.S. Geological Survey in Colorado - Fiscal years 1992-93
Water Resources Division, U.S. Geological Survey
1994, Open-File Report 94-383
Water-resources activities of the U.S. Geological Survey in Colorado consist of collecting water-resources data and doing interpretive hydrologic investigations. The water-resources data and the results of the investigations are published or released by either the U.S. Geological Survey or by cooperating agencies. Water-resources investigations in Colorado for the 1992-93 fiscal...
National Water-Quality Assessment Program: the Northern New England Basins study unit
Sarah M. Flanagan, Keith W. Robinson
1994, Fact Sheet 027-94
In 1991, the U.S. Geological Survey (USGS), U.S. Department of the Interior, began a full-scale National Water-Quality Assessment (NAWQA) program. The objectives of the NAWQA program are to describe the present and future water quality of large, representative parts of the United States's surface- and ground-water resources and to identify...
Water resources of the Menominee Indian Reservation of Wisconsin
J. T. Krohelski, P.A. Kammerer, Terrence D. Conlon
1994, Water-Resources Investigations Report 93-4053
Water resources of the Menominee Indian Reservation, Wisconsin, were investigated during the period October 1981 through September 1987. The report presents baseline data and some interpretation of ground- and surface-water hydrology and quality of the Reservation. The area stratigraphy consists of basal Precambrian crystalline bedrock and overlying till and sand and...