Search Results for the EPA National Library Catalog

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1983 algal bloom in the Potomac Estuary 1985
A mathematical model of the tide in the Potomac River. 1973
A preliminary discussion of the Lower Potomac STP (LPSTP) allowable effluent flow rate / 1973
A program for pollution abatement : address delivered at the Southern Regional Conference of the Council of State Governments, Mayflower Hotel, June 10, 1947, Washington, D.C. / 1947
A relationship of phytoplankton carbon assimilation rate to the spectral distribution in the Potomac River estuary and Chesapeake Bay / 1980
A technical assessment of current water quality conditions and factors affecting water quality in the upper Potomac Estuary / 1969
Algal nutrient studies of the Potomac estuary : (Summer 1977) / 1979
Algal Nutrient Studies of the Potomac Estuary. 1977
Alluvial stratigraphy of the Potomac River valley bottom near Petersburg and Moorefield, West Virginia 1989
Analysis of inorganic anions in the Potomac water, sediment and floc by ion chromatography : final report 1982
Analysis of Water Supply Costs in the Washington (D.C.) Area. 1982
Analysis, Modeling and Forecasting of Stochastic Water Quality Systems. Volume I. 1972
Application of the Ecotone Concept in Defining Nutrient Management Requirements for the Upper Potomac River Basin. 1993
Areal and temporal variations in surface-water quality in the upper Potomac River basin 1992
Assessment of 1977 water quality conditions in the upper Potomac estuary / 1978
Assessment of 1978 water quality conditions in the upper Potomac estuary / 1980
Assessment of the current and future uses of the upper Potomac River between Point of Rocks and Chain Bridge 1990
Baseline Water Quality Monitoring Network proceedings, Task Group Workshop, March 7-8, 1978, Harper's Ferry, West Virginia / 1979
Biochemical studies of the Potomac estuary--summer 1978 / 1979
Biological survey of Antietam Creek and some of its tributaries from Waynesboro, Pennsylvania to Antietam, Maryland : Potomac River Basin. 1968
Biological Survey of Rock Creek from Rockville, Maryland to the Potomac River. 1966
Biological survey of the Monocacy River and tributaries from Gettysburg, Pennsylvania, to Maryland Route 28 bridge : Potomac River Basin. 1968
Biological survey of the upper Potomac River and selected tributaries : 1966-1968 / 1968
Biological Survey of the Upper Potomac River and Selected Tributaries, 1966-1968. 1968
Bottom sediments and nutrients in the tidal Potomac system, Maryland and Virginia 1988
Calibration and verification of a mathematical model of the eutrophication of the Potomac Estuary 1982
Carbonaceous and nitrogenous demand studies of the Potomac Estuary / 1977
Chesapeake Bay area nutrient management programs : an overview / 1996
Chesapeake Bay Coordinated Split Sample Program annual report, 1990-1991 / 1993
Chesapeake Bay Fall Line Toxics Monitoring Program: 1992 Interim Report. 1994
Chesapeake Bay nutrient input study / 1972
Chesapeake Bay Oyster Management Plan: An Agreement Commitment Report from the Chesapeake Executive Council. 1989
Chesapeake Bay watershed model application and calculation of nutrient and sediment loadings : Appendix A: Phase IV Chesapeake Bay model hydrology calibration results / 1998
Chesapeake Bay watershed model application and calculation of nutrient and sediment loadings : appendix B : phase IV Chesapeake Bay watershed model water quality results / 1998
Clean Potomac River in the Washington metropolitan area 1957
Clean water : what's it worth? / 1996
Coal mining and acid mine drainage in the upper Potomac River basin 1983
Combined Sewer Overflow Abatement Alternatives Washington, D.C. 1970
Concentrations of selected trace metals in shallow cores from the tidal Potomac River and estuary : 1978 and 1979 1981
Conserving the Potomac's soil and water resources progress in application of conservation and management practices on agriculture and forestlands in the Potomac River Basin and their effect on water quality / 1977
Consolidated water quality survey of the Potomac estuary. 1970
Continuous Water Pollution Surveillance Operations, Potomac River at Washington, D.C. July 19, 1963 - December 31, 1964. 1965
Controls on phosphorous mobility in the Potomac River near the Blue Plains Wastewater Treatment Plant 1984
Critical areas in the Potomac River basin : a mid-1977 review of water pollution control 1977
Critical areas in the Potomac River basin : a review of water pollution control in 1975 1976
Current nutrient assessment upper Potomac Estuary / 1975
Current water quality conditions and investigations in the Upper Potomac River tidal system / 1970
Current Water Quality Conditions and Investigations in the Upper Potomac River Tidal System. 1970
Data on physical, chemical, and biological characteristics of hydrilla beds, mixed vegetation beds, and unvegetated sites in the tidal Potomac River, Maryland and Virginia, 1987 1989
Data on the distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and transition zone of the Potomac Estuary, Maryland, Virginia, and the District of Columbia, 1983-1984 / by Virginia Carter ... {et al.}. 1983
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