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Hydrogeologic and water-quality data for the explosive experimental area, Naval Surface Warfare Center, Dahlgren Site, Dahlgren, Virginia
E. C. Hammond, C. F. Bell
1995, Open-File Report 95-386
Hydrogeologic and water-quality data were collected at the Explosive Experimental Area, Naval Surface Warfare Center, Dahlgren Site at Dahlgren, Virginia, as part of a hydrogeologic assessment of the shallow aquifer system begun in 1993. The U.S. Geological Survey conducted this study to provide the U.S. Navy with hydrogeologic data to...
Water-quality data for the Santa Clara-Calleguas hydrologic unit, Ventura County, California, October 1989 through December 1993
J. A. Izbicki, P. M. Martin, J.N. Densmore, D. A. Clark
1995, Open-File Report 95-315
More than 700 water samples were collected from 232 wells and 34 surface-water sites in the Santa Clara-Calleguas Hydrologic Unit, Ventura County, California, from October 1989 through December 1993 as part of the U.S. Geological Survey's Southern California Regional Aquifer-System Analysis study. Most samples were analyzed for major ions, nutrients,...
Data on selected herbicides and two triazine metabolites in precipitation of the Midwestern and Northeastern United States, 1990-91
D. A. Goolsby, E.A. Scribner, E.M. Thurman, M.L. Pomes, M. T. Meyer
1995, Open-File Report 95-469
Weekly precipitation (rain and snow) samples were collected from 81 National Atmospheric Deposition Program/National Trends Network sites in the Midwestern and Northeastern United States for the analysis of herbicides. In addition, five high- elevation background sites along the Rocky Mountains and in Alaska were sampled to provide data on herbicides...
Hydrogeology and water quality in the Graces Quarters area of Aberdeen Proving Ground, Maryland
Frederick J. Tenbus, Joel D. Blomquist
1995, Water-Resources Investigations Report 94-4175
Graces Quarters was used for open-air testing of chemical-warfare agents from the late 1940's until 1971. Testing and disposal activities have resulted in the contamination of ground water and surface water. The hydrogeology and water quality were examined at three test areas, four disposal sites, a bunker, and a service...
Changes in soil hydraulic properties caused by construction of a simulated waste trench at the Idaho National Engineering Laboratory, Idaho
S. M. Shakofsky
1995, Water-Resources Investigations Report 95-4058
In order to assess the effect of filled waste disposal trenches on transport-governing soil properties, comparisons were made between profiles of undisturbed soil and disturbed soil in a simulated waste trench. The changes in soil properties induced by the construction of a simulated waste trench were measured near the Radioactive...
Hydrogeology and water quality of the Mississippi River alluvium near Muscatine, Iowa, June 1992 through June 1994
K.J. Lucey, R.L. Kuzniar, J.P. Caldwell
1995, Water-Resources Investigations Report 95-4049
A study of the Mississippi River alluvium near Muscatine, Iowa, was conducted to evaluate ground-water flow and water quality using data collected from June 1992 through June 1994. The study area included approximately 80 square miles in parts of Muscatine and Louisa Counties in Iowa and Rock Island and Mercer...
Surface water discharge and evapotranspiration rates for grass and bare soil along a reach of the Rio Grande, Albuquerque, New Mexico, 1989-95
C. R. Thorn
1995, Open-File Report 95-419
The surface-water hydrologic system of the Rio Grande in the Albuquerque, New Mexico, area is composed of the Rio Grande; irrigation drains, laterals, canals, and ditches; evapotranspiration; and ground-water recharge. Two east-west cross sections were established to measure surface water entering the study area (north section) and exiting the study area...
Computation of bedrock-aquifer recharge in northern Westchester County, New York, and chemical quality of water from selected bedrock wells
Stephen W. Wolcott, Robert F. Snow
1995, Water-Resources Investigations Report 92-4157
An empirical technique was used to calculate the recharge to bedrock aquifers in northern Westchester County. This method requires delineation of ground-water divides within the aquifer area and values for (1) the extent of till and exposed bedrock within the aquifer area, and (2) mean annual runoff. This report contains...
Hydrology of Laguna Joyuda, Puerto Rico
Luis Santiago-Rivera, Vicente Quinones-Aponte
1995, Water-Resources Investigations Report 93-4135
A study was conducted by the U.S. Geological Survey to define the hydraulic and hydrologic characteristics of the Laguna Joyuda system (in southwestern Puerto Rico) and to determine the water budget of the lagoon. This shallow-water lagoon is connected to the sea by a single canal. Rainfall and evaporation, surface-water,...
Geohydrology, water quality, and conceptual model of the hydrologic system Saco Landfill area, Saco, Maine
M.G. Nielsen, J. R. Stone, B. P. Hansen, J.P. Nielsen
1995, Water-Resources Investigations Report 95-4027
A geohydrologic study of the Saco Municipal Landfill in Saco, Maine, was done during 1993-94 to provide a preliminary interpretation of the geology and hydrology needed to guide additional studies at the landfill as part of the Superfund Program. The Saco Landfill, which was active from the early 1960's until...
Effects of selective forest clearing fertilization, and liming on the hydrology and water quality of a small tributary to the Quabbin Reservoir, central Massachusetts
J. B. Shanley, J. L. Strause, J. C. Risley
1995, Water-Resources Investigations Report 95-4124
Effects of selective forest clearing on water yield and water quality were investigated in a 308-hectare basin that drains to Quabbin Reservoir Watershed in central Massachusetts. The experimental basin and a nearby 280-hectare control basin were studied together for comparison. Streamflow was measured continuously and water-quality samples were collected biweekly...
Water-level data from wells and test holes through 1991 and potentiometric contours as of 1991 for Yucca Flat, Nevada Test Site, Nye County, Nevada
Glenn S. Hale, Douglas A. Trudeau, Charles S. Savard
1995, Water-Resources Investigations Report 95-4177
The underground nuclear-testing program of the U.S. Department of Energy takes place at the Nevada Test Site, about 65 miles northwest of Las Vegas, Nev. Water levels in Yucca Flat may be affected by underground nuclear testing. The purpose of this map report is to present water-level data collected from...
Water-quality characteristics of streams in the Treyburn Development area of Falls Lake watershed, North Carolina, 1988-93
R. G. Garrett, J. D. Bales
1995, Water-Resources Investigations Report 95-4094
Treyburn is a 5,400 acre planned, mixed-use community located in the Falls Lake watershed in the upper Neuse River Basin of North Carolina. From February 1988 through 1993, hydrologic-data were collected at 17 study sites in or near the Treyburn development to compare the effects of varying types of land-use...
Geographic information system programs for use in the water-supply-allocation permitting process
Paul Dunne, C. V. Price
1995, Open-File Report 95-157
Computer programs designed for use in a geographic information system as an aid in the water-supply- allocation permitting process are described. These programs were developed by the U.S. Geological Survey during a project conducted in cooperation with the New Jersey Department of Environmental Protection. The programs enable a user to...
Geochemical and hydrologic controls on phosphorus transport in a sewage-contaminated sand and gravel aquifer near Ashumet Pond, Cape Cod, Massachusetts
D. A. Walter, B.A. Rea, K.G. Stollenwerk, Jennifer G. Savoie
1995, Open-File Report 95-381
The disposal of secondarily treated sewage onto rapid infiltration sand beds at the Massachusetts Military Reservation, Cape Cod, Massachusetts, has created a sewage plume in the underlying sand and gravel aquifer; the part of the\x11sewage plume that contains dissolved phosphorus extends about 2,500 feet downgradient of the sewage-disposal beds. A...
Water-quality and hydrologic conditions at a site of ground-water contamination by volatile organic compounds, South Grafton, Massachusetts, September and October 1994
L.A. DiSimone, P. M. Barlow
1995, Open-File Report 95-425
Ground-water quality and hydrologic data were collected at a site contaminated by volatile organic compounds (VOCs) in South Grafton, Massachusetts, during September and October 1994. The VOCs have formed a plume of contaminated ground water at an abandoned textile mill adjacent to the Blackstone River. Concentrations of total VOCs in...
Selected hydrologic data for urban watersheds in South Carolina, 1983-90
S.W. Logan, M.R. Eckenwiler, L. R. Bohman
1995, Open-File Report 95-351
Rainfall and streamflow data were collected at 23 gaging stations located in urban watersheds in South Carolina from 1983-90. The site selection process and the instrumentation used to collect the data are described. A compilation of rainfall and streamflow data in graphic and tabular form for seven selected events at...
Hydrology and the effects of selected agricultural best-management practices in the Bald Eagle Creek watershed, York County, Pennsylvania, prior to and during nutrient management: Water-quality study for the Chesapeake Bay Program
Michael J. Langland, David K. Fishel
1995, Water-Resources Investigations Report 93-4069
The U.S. Geological Survey, in cooperation with the Susquehanna River Basin Commission and the Pennsylvania Department of Environmental Resources, conducted a study as part of the U.S. Environmental Protection Agency's Chesapeake Bay Program to determine the effects of nutrient management of surface-water quality by reducing animal units in a 0.43-square-mile...