Search Results for the EPA National Library Catalog

Items Found: 2495
Showing: Items 1801 - 1850
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Potential development and recharge of ground water in Mill Creek Valley, Butler and Hamilton Counties, Ohio, based on analog model analysis, 1970
Potential for contamination of shallow aquifers in Illinois / 1984
Potential for ground-water recharge in the Coastal Plain of New Castle County, Delaware / 1983
Potential ground-water development in the northern part of the Colorado High Plains 1963
Potential ground-water salvage along the Pecos River, N. Mexico 1964
Potential groundwater contamination from intentional and nonintentional stormwater infiltration / 1994
Potential groundwater impacts from chemigation 1986
Potential hydrologic effects of ground-water withdrawals from the Dakota Aquifer, southwestern Kansas 1989
Potential pesticide transport in Colorado agriculture : a model comparison / 1990
Potential sources of error in ground-water sampling at hazardous waste sites / 1992
Potential water resources of southern Illinois 1962
Potentiometric surface of the alluvial aquifer and hydrologic conditions near Caguas, Puerto Rico, March 1988 1989
Potentiometric surface of the alluvial aquifer and hydrologic conditions near Gurabo and Juncos, Puerto Rico, March 1988 1990
Potentiometric surface of the Kings Hill aquifer and hydrologic conditions in Saint Croix, U.S. Virgin Islands, July 1987 1990
Potentiometric surface of the principal aquifer and hydrologic conditions in the Ponce-Juana Diaz area, Puerto Rico, April-May, 1987 1990
Potentiometric surface of the Turpentine Run basin aquifer in the Tutu area, eastern St. Thomas, U.S. Virgin Islands, September 11, 1987 1988
Practical aspects of groundwater modeling : flow, mass and heat transport, and subsidence : analytical and computer models / 1985
Practical guide for ground-water sampling / 1985
Practical handbook of ground-water monitoring / 1991
Practical manual of groundwater microbiology / 1993
Practical techniques for groundwater and soil remediation / 1993
Preconditioned Conjugate-Gradient 2 (PCG2), a computer program for solving ground-water flow equations 1990
Predicted hydrologic effects of pumping from the Lichterman well field in the Memphis area, Tennessee 1965
Prediction of surface runoff water quality from Black Rock Harbor dredged material placed in an upland disposal site / 1987
Predictive computer model of the Lower Cretaceous aquifer, Franklin area, Southeastern Virginia 1975
Preliminary analysis of geohydrologic data from test wells drilled near Chester, on Kent Island, Queen Anne's County, Maryland 1983
Preliminary analysis of the shallow ground-water system in the vicinity of the Grand Calumet River/Indiana Harbor Canal, northwestern Indiana / 1989
Preliminary appraisal of ground water in storage with reference to geothermal resources in the Imperial Valley area, California, 1972
Preliminary assessment of water quality and its relation to hydrogeology and land use : Potomac-Raritan-Magothy aquifer system, New Jersey / 1988
Preliminary assessment of water quality in the alluvial aquifer of the Puerco River basin, northeastern Arizona / 1987
Preliminary data for Madison Limestone test well 3, NW 1/4 SE 1/4 Sec. 35, T. 2 N., R. 27 E., Yellowstone County, Montana / 1979
Preliminary evaluation of chemical migration to groundwater and the Niagara River from selected waste-disposal sites / 1986
Preliminary evaluation of ground-water contamination by coal-tar derivatives, St. Louis Park area, Minnesota 1984
Preliminary investigation of a shallow ground-water flow system associated with Connetquot Brook, Long Island, New York 1980
Preliminary investigation of soil and ground-water contamination at a U.S. Army Petroleum Training Facility, Fort Lee, Virginia, September-October 1989 1990
Preliminary investigations of the hydrogeology of the Permian to Tertiary rocks of the Oklahoma Panhandle / 1973
Preliminary quantitative study of the Roswell ground-water reservoir, New Mexico 1957
Preliminary report on ground-water conditions at Alexandria, Louisiana, 1940
Preliminary report on ground-water resources of northern Virginia, 1933
Preliminary report on the geology and ground-water resources of Delaware, 1955
Preliminary report on the geology and ground-water resources of the Sequim-Dungeness area, Clallam County. 1960
Preliminary results of hydrogeologic investigations in the valley of the Humboldt River near Winnemucca, Nevada. 1964
Preliminary results of injecting highly treated sewage-plant effluent into a deep sand aquifer at Bay Park, New York, 1972
Preliminary results on chemical changes in groundwater samples due to sampling devices 1985
Preprints of papers presented at the second International Symposium on Underground Waste Management and Artificial Recharge. 1973
Presentations for EPA Centers of Excellence Workshop 1981
Prince George's County ground-water information : well records, chemical-quality data, pumpage, appropriation data, observation well records, and well logs / 1983
Prince William County groundwater present conditions and prospects / 1976
Princeton University workshop on subsurface transport of energy-related organic chemicals a summary of a workshop held at Dunwalke, Bedminster, New Jersey, May 21-23, 1984 / 1984
Principle of superposition and its application in ground-water hydraulics 1987
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