Search Results for the EPA National Library Catalog

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Distribution and mobility of selenium and other trace elements in shallow ground water of the western San Joaquin Valley, California / 1986
Distribution and variability of nitrogen and phosphorus in the alluvial, High Plains, Rush Springs, and Blaine aquifers in western Oklahoma 1994
Distribution of Areal Recharge to a Discrete Fracture Network (FRACNET) Model Using the Analytic Element Method. 1994
Distribution of major herbicides in ground water of the United States 1999
Distribution of Plasmids in Groundwater Bacteria. 1987
Distribution of salinity in ground water from the interpretation of borehole-geophysical logs and salinity data, Calf Pasture Point, Davisville, Rhode Island / 1999
Distribution of selected volatile organic compounds determined with water-to-vapor diffusion samplers at the interface between ground water and surface water, Centredale Manor Site, North Providence, Rhode Island, September 1999 / 2000
Distribution of treated-wastewater constituents in pore water at a pond-bottom reactive barrier, Cape Cod, Massachusetts / 2009
Distribution of volatile organic compounds in sediments near Sutton Brook Disposal Area, Tewksbury, Massachusetts, May 2001 2002
Distribution of wells in the central part of the western San Joaquin Valley, California / 1990
DNAPL source reduction : facing the challenge / 2002
DNAPLs in fractured geologic media : monitoring, remediation and natural attenuation / 2003
Documentary companion to A civil action : with notes, comments and questions / 1999
Documentation of a computer program to simulate aquifer-system compaction using the modular finite-difference ground-water flow model / 1991
Documentation of a computer program to simulate stream-aquifer relations using a modular, finite-difference, ground-water flow model 1989
Documentation of a steady-state saltwater-intrusion model for three-dimensional ground-water flow, and user's guide 1988
Documentation of AIR2D, a computer program to simulate two-dimensional axisymmetric air flow in the unsaturated zone / 1997
Documentation of AIR3D, an adaptation of the ground-water-flow code MODFLOW to simulate three-dimensional air flow in the unsaturated zone / 1995
Documentation of computer programs to compute and display pathlines using results from the U.S. Geological Survey modular three-dimensional finite-difference ground-water flow model 1989
Documentation on limitations and applicabilities of the use of off-the-shelf groundwater models in site cleanup 1997
Documenting ground-water modeling at sites contaminated with radioactive substances / 1996
Domestic septage regulatory guidance : a guide to the EPA 503 rule. 1993
Draft environmental impact statement : wastewater treatment systems for rural lake project : case study no. 4, Steuben Lakes Regional Waste District, Steuben County, Indiana / 1979
Draft environmental impact statement on United States Environmental Protection Agency (40 CFR Part 146) State Underground Injection Control Program : proposed regulations. 1976
Draft Environmental Impact Statement Spanish Fork Canyon-Nephi Irrigation System, Draft Hydrology & Water Resources Technical Report 1998
Draft Environmental Impact Statement Spanish Fork Canyon-Nephi Irrigation System, Draft Utah Lake Hydrology Technical Report 1998
Draft Environmental Impact Statement Yankee Gulch Sodium Minerals Project American Soda, L.L.P. 1999
Draft Environmental Impact Statement, North Fork Coal, Delta and Gunnison Counties, Colorado, September 1999 1999
Draft environmental impact statement, Spearfish sewerage needs, Lawrence County near Spearfish, S.D. / 1980
Draft ground-water disinfection rule. 1992
Draft ground-water disinfection rule. 1992
Draft guidance on selecting analytical metal results from monitoring well samples for the quantitative assessment of risk / 1992
Draft NTP technical report on toxicity studies of a chemical mixture of 25 groundwater contaminants : administered in drinking water to F344/N rats and B6C3F1 mice. 1993
Draft standard field practice for in-situ instantaneous change in head slug tests. 1989
Draft standard guide for selection of aquifer test field practicies and methods in determination of hydraulic properties by well techniques. 1989
Draft standard test method for determining transmissivity and storativity of confined nonleaky aquifers by the Theis Nonequilibrium Method. 1989
Draft standard test method for determining transmissivity and storativity on confined nonleaky aquifers by the Thesis Nonequilibrium Method. 1989
Draft standard test method for determining transmissivity of confined nonleaky aquifers by overdamped well response to instantaneous change in head (slug test). 1989
Draft Water Resources Technical Report, Wasatch County Water Efficiency Project and Daniel Replacement Project DEIS 1996
DRASTIC : a standardized system for evaluating ground water pollution potential using hydrogeologic settings / 1987
DRASTIC : a standardized system for evaluating ground water pollution potential using hydrogeologic settings / 1987
DRASTIC : a standardized system for evaluating ground water pollution potential using hydrogeologic settings / 1987
DRASTIC : a standardized system for evaluating ground water pollution potential using hydrogeologic settings / 1985
DRASTIC : a standardized system for evaluating groundwater pollution potential using hydrogeologic settings. 1985
DRASTIC, a demonstration mapping project : Botetourt, Carroll, Henrico, Middlesex, Prince William, and Rockingham counties, Virginia / 1990
Drilled water wells in New Hampshire. 1968
Drilling, construction, and subsurface data for piezometers on Edwards Air Force Base, Antelope Valley, California, 1991-92 1993
Drilling, installation and pumping tests of Group A wells to study aquifer characteristics of main geological formations 1992
Drinking water : EPA should strengthen ongoing efforts to ensure that consumers are protected from lead contamination : report to congressional requesters / 2006
Drinking water : information on the quality of water found at community water systems and private wells : report to Congressional requesters / 1997
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