Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Nutrient dynamics in the Choptank River watershed a comparative analysis of subwatershed exports / 1988
Patuxent River : physical, chemical and bacteriological water quality, January 1961-February 1963 / 1967
Patuxent River : physical, chemical and bacteriological water quality, summer surveys 1964-1965-1966 / 1900
Patuxent River Basin : environmental assessment of stream conditions / 1998
Physical and chemical water quality in Back River, Baltimore County, 1963-1966 1900
Physical, chemical and bacteriological water quality in Gunpowder Falls and Little Gunpowder Falls : 1965 summer survey/ 1967
Physical, chemical and bacteriological water quality of the upper Choptank River : March 1965-March 1966 1900
Progress report water quality management planning / 1986
Quality of surface water in the coal-mining areas of western Maryland and adjacent areas of Pennsylvania and West Virginia from April 1979 to June 1980 1981
Report on significant sources of wastewater discharges in Maryland 1972
Report on status of water quality and significant sources of wastewater discharges in Maryland 1970
Rock Creek water quality assessment 1982
Section 319 nonpoint source program success story Maryland : collaborative planning leads to community-wide solutions / {electronic resource} : 2005
Sediment/water-column flux of nutrients and oxygen in the tidal Patuxent River and Estuary, Maryland 1987
Site 104 Benthic Community assessment report, Queen Anne's County, Maryland / 1998
Site 104 water quality assessment report, Queen Anne's County, Maryland / 1998
State of Maryland water quality management plan for Patapsco and Back River basins. 1974
Stautus and temporal trends in benthic macroinvertebrate communities as an indicator of water quality at Maryland's core monitoring stations, 1976-1992. 1996
Stream water quality in the coal region of West Virginia and Maryland 1982
Study of water quality in Baltimore Harbor. 1952
Summertime vertical distribution of dissolved oxygen at the Calvert Cliffs Generating Station : a physical interpretation 1978
Surface water supply of the United States, 1966-70 North Atlantic Slope Basin. 1976
Task Force on the Preservation of State Streams : final report, December 1991. 1991
The water-quality monitoring program for the Baltimore reservoir system, 1981-2007 : description, review and evaluation, and framework integration for enhanced monitoring / 2011
Total Maximum Daily Load of Sediment in the Evitts Creek Watershed, Allegany County, Maryland. 2006
Total Maximum Daily Loads for Island Creek, Town Creek, Trent Hall Creek, St. Thomas Creek, Harper and Pearson Creeks, Goose Creek and Indian Creek and a Water Qulaity Analysis for Battle Creek of Fecal Coliform for Restricted Shellfish Harvesting Areas in the Lower Patuxent River Basin in Calvert, Charles and St. Mary's Counties, Maryland. 2004
Total Maximum Daily Loads of Fecal Coliform for Restricted Shellfish Harvesting Areas in Solomons Island Harbor, Washington and Persimmon Creeks, and Cuckold Creek of the Patuxent River Lower Basin in Calvert and St. Mary's Counties, Maryland. 2005
Total Maximum Daily Loads of Fecal Coliform for Restricted Shellfish Harvesting Areas in the Potomac River Lower Tidal Basin in St. Mary's County, Maryland. 2004
Trappe Creek : a biological assessment of water quality and waste discharge impact : year 1977 / 1980
Trappe Creek an evaluation of water quality and waste discharge impact / 1977
Urban storm-water runoff selected background information and techniques for problem assessment, with a Baltimore, Maryland case study / 1988
Water pollution survey, Back River, 1965. 1967
Water quality and biological assessment of the Lower Susquehanna Subbasin / 1997
Water quality and pollution control study : Patuxent River Basin. 1967
Water quality in Piscataway Creek : a technical assessment 1983
Water quality in Rhode River at Smithsonian Institution Pier near Annapolis, Maryland : April 1970 through December 1973 / 1975
Water quality in Rhode River at Smithsonian Institution Pier near Annapolis, Maryland : January 1974 through December 1975 / 1977
Water quality in Rhode River at Smithsonian Institution Pier near Annapolis, Maryland January 1976 through December 1978 / 1980
Water quality in Seneca Creek : a technical assessment 1982
Water quality of Montgomery County streams and sewage treatment plant effluents, December 1969-January 1973 : technical report 1973
Water quality of streams in Montgomery County, Maryland, January-December 1979 : a technical report / 1980
Water quality records in Maryland and Delaware 1964
Water quality survey of Chesapeake Bay in the vicinity of Annapolis, Maryland. 1967
Water quality survey of the Annapolis Metropolitan Area / 1967
Water quality survey of the Patuxent River. 1969
Water resources data for Maryland and Delaware 1965
Water resources data Maryland, Delaware, and Washington, D.C. / 2002
Water-quality and water-level data for a freshwater tidal wetland, West Branch Canal Creek, Aberdeen Proving Ground, Maryland, October 1998-September 1999 / 2000
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