Search Results for the EPA National Library Catalog

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Showing: Items 1751 - 1800
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Sediment Oxygen Demand Study of the Tongue River Reservoir : Montana, March 9-11, 1976. 1976
Sediment removal as a lake restoration technique / 1981
Sediments and sediment-water nutrient interchange in Upper Klamath Lake, Oregon / 1974
Seneca Lake, Schuyler County, New York. 1974
Shagawa Lake Project. Lake Restoration by Nutrient Removal from Wastewater Effluent. 1973
Shasta Lake, Shasta County, California. 1978
Shawano Lake, Shawano County, Wisconsin. 1974
Shelbyville Reservoir, Moultrie and Shelby Counties, Illinois. 1975
Shenango River Reservoir, Mercer County, Pennsylvania. EPA Region III. 1975
Sheridan Lake, Pennington County, South Dakota. 1977
Significance of Cellulose Production by Planktonic Algae in Lacustrine Environments. 1972
Silica and nitrate depletion as related to rate of eutrophication in Lake Michigan, Lake Huron, and Lake Superior / 1971
Silica trends in the Great Lakes : evidence for biogeochemical silica depletion / 1985
Silt removal from a lake bottom / 1975
Silver Lake, McLeod County, Minnesota. 1974
Silver Lake, Worth County, Iowa. 1976
Sinissippi Lake, Dodge County, Wisconsin. 1974
Six Mile Lake, St. Louis County, Minnesota. 1974
Slatersville Reservoirs, Providence County, Rhode Island. 1974
Snake River Nutrient Analysis Executive Summary and General Nutrient Control Plan : Statewide 208 Planning / 1979
Social and economic implications of eutrophication in the Canadian Great Lakes Basin / 1978
Soil Nitrogen Uses and Environmental Impacts / 2018
Some ecological effects of artificial circulation on a small eutrophic New Hampshire lake / 1971
Sorption of soluble phosphates by freshwater sediments in the Hudson River Basin, Michigan 1971
Source apportionment of nitrogen and phosphorus inputs into the aquatic environment 2005
Source, movement, and effects of nitrogen and phosphorus in three ponds in the headwaters of Hop Brook, Marlborough, Massachusetts 1984
Sources of Nutrients and the Scale of Eutrophication Problems in Estuaries. 1981
South Florida ecosystem assessment : Everglades water management, soil loss, eutrophication and habitat. 2000
South Florida ecosystem assessment monitoring for adaptive management: implications for ecosystem restoration (interim report) / 1996
South Florida ecosystem assessment. hydropatterns, eutrophication, habitat alteration and mercury contamination : summary / Phase I/II, Everglades stressor interactions : 2001
South Florida Ecosystem Assessment: Phase I/II (Technical Report) - Everglades Stressor Interactions: Hydropatterns, Eutrophication, Habitat Alteration, and Mercury Contamination. 2001
South Puget Sound reconnaissance survey sampling and analysis plan : draft report / 1990
South Red Iron Lake, Marshall County, South Dakota. 1977
Special report on potential oil pollution, eutrophication and pollution from watercraft; 1970
Spirit Lake, Dickinson County, Iowa. 1976
Spring Lake, Washington and Dakota Counties, Minnesota. 1975
Spruce Run Reservoir, Hunterdon County, New Jersey. 1976
St. Louis Bay, St. Louis County, Minnesota, and Douglas County, Wisconsin. 1975
State of the art summary : lake restoration procedures and their effectiveness / 1974
Statistical manipulation of National Eutrophication Survey data in STORET : format for acquiring rapid data analysis capabilities of STORET data / 1975
Statistical methods for the analysis of lake water quality trends : technical supplement to The lake and reservoir restoration guidance manual. 1993
Status and trends of eutrophication, chemical contamination, habitat loss/modification, pathogens and living resources in the Maryland coastal bays 1997
Status Assessment of Toxic Chemicals: Phosphates. 1979
Stillwater Lake Monroe County, Pennsylvania. 1975
Stockade Lake, Custer County, South Dakota. 1976
Stormwater management to improve lake water quality {microform} / 1982
Strategy for evaluating in-lake treatment effectiveness and longevity 1991
Studies on Algae from Eutrophic and Oligotrophic Waters and Their Use in the Bio-Assay of Water Quality. 1970
Studies on lake restoration by phosphorus inactivation / 1976
Studies on Modifications of Solid Industrial Wastes. 1973
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