Search Results for the EPA National Library Catalog

Items Found: 2032
Showing: Items 1901 - 1950
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Tullock Reservoir, Calaveras and Tuolumne Counties, California. 1978
Turner Reservoir and Central Pond, Providence County, Rhode Island, and Bristol County, Massachusetts. 1974
Uncertainties in Nitrogen Mass Loadings in Coastal Watersheds. 1990
Understanding the Water Quality Controversy in Minnesota. 1970
Union Lake, Cumberland County, New Jersey. 1976
Upper and Lower Twin Lakes, Kootenai County, Idaho. 1977
Upper Pahranagat Lake, Lincoln County, Nevada. 1977
Upper Potomac Estuary eutrophication control requirements 1972
Upper Potomac Estuary Eutrophication Control Requirements. 1972
Upper Twin Lake, Mono County, California. 1978
Use of Advanced Water Resources Planning Techniques in the Development of Regional Water Quality Management Programs. 1972
Use of Stable Carbon Isotopes to Study Microbial Processes in Estuaries. (Chapter 10). 1994
Use of thematic mapper imagery to assess water quality, trophic state, and macrophyte distributions in Massachusetts lakes / 2001
Use of Water Quality Models in Management Decision Making. 1982
User manual for two-dimensional multi-class phytoplankton model with internal nutrient pool kinetics / 1986
User's manual for the M.I.T. transient water quality network model, including nitrogen-cycle dynamics for rivers and estuaries / 1977
Uses, abuses, and future of Great Lakes modeling report of the Modeling Task Force. 1986
Utilization of Phosphorus by Phytoplankton in Phosphorus-Rich Environments. 1974
Verification analysis of Lake Ontario and Rochester embayment three dimensional eutrophication models / 1979
Verification of Water Quality Models. 1982
Versailles Lake, Ripley County, Indiana. 1976
Viking Lake, Montgomery County, Iowa. 1976
Volunteer Lake Monitoring Program, 1986. Volume 2. Northwestern Illinois Region. 1987
Volunteer Lake Monitoring Program, 1986. Volume 3. Northwestern Illinois Region. 1987
Volunteer Lake Monitoring Program, 1990. Volume 1. Statewide Summary Report. 1991
Volunteer Lake Monitoring Program, 1992. Volume 1: Statewide Summary. 1993
Wagonga Lake, Kandiyohi County, Minnesota. 1974
Walker Lake, Mineral County, Nevada. 1977
Wall Lake, Minnehaha County, South Dakota. 1976
Wallmark (Mud) Lake, Chisago County, Minnesota. 1975
Wanaque Reservoir, Passaic County, New Jersey. 1976
Wapogasset Lake, Polk County, Wisconsin. 1974
Waquoit Bay watershed ecological risk assessment : the effect of land-derived nitrogen loads on estuarine eutrophication. 2002
Washoe Lake, Washoe County, Nevada. 1977
WASP3, a hydrodynamic and water quality model :b model theory, user's manual and programmer's guide / 1986
WASP4, a hydrodynamic and water quality model : model theory, user's manual and programmer's guide / 1988
WASP7 Benthic Algae - Model Theory and User's Guide. Supplement to Water Quality Analysis Simulation Program (WASP) User Documentation. 2006
WASP7 Stream Transport-Model Theory and User's Guide: Supplement to Water Quality Analysis Simulation Program (WASP) User Documentation. 2009
Water and nutrient budgets for Cayuga Lake, New York / 1974
Water and Nutrient Budgets for Cayuga Lake, New York. 1974
Water balance and quantification of total phosphorus and total nitrogen loads entering and leaving the Lago de Cidra, central Puerto Rico 1997
Water chemistry and fertility of twenty-three Connecticut lakes 1975
Water Pollution Control Technology in the USA. 1982
Water Pollution Investigation: Genesee River and Rochester Area. 1975
Water Pollution Problems of Lake Michigan and Tributaries. Actions for Clean Water. 1968
Water Quality Analysis of Eutrophication for Bynum Run, Harford County, Maryland. 2007
Water Quality Analysis of Eutrophication for Deep Creek Lake and the Deep Creek Watershed, Garrett County, Maryland. 2011
Water Quality Analysis of Eutrophication for Greenbrier Lake, Washington County, Maryland. 2005
Water Quality Analysis of Eutrophication for Lake Bernard Frank, Montgomery County, Maryland. 2003
Water Quality Analysis of Eutrophication for Lake Needwood, Montgomery County, Maryland. 2003
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