Search Results for the EPA National Library Catalog

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Select Item Title Year Published
RFF environmental data inventory 1986
Rising to the challenge : celebrating the 25th anniversary of the Great Lakes Water Quality Agreement. 1997
Risk assessment and modeling overview document. 1993
Risk Ranking Project. Region 2. Ecological Ranking and Problem Analysis: Health, Ecology and Welfare/Economics. 1991
River Basin Validation of the Water Quality Assessment Methodology for Screening Nondesignated 208 Areas. Volume I: Nonpoint Source Load Estimation. 1982
River Basin Validation of the Water Quality Assessment Methodology for Screening Nondesignated 208 Areas. Volume II: Chesapeake-Sandusky Nondesignated 208 Screening Methodology Demonstration. 1982
River mile index Lake Washington and named tributaries. 1967
River of broken promises / 1996
Robust Bayes Models of Fish Response to Lake Acidification. 1989
Role of Aquatic Vascular Plants in the Eutrophication of Selected Lakes in Western Massachusetts. 1967
Role of Ecological Sample Surveys in the Implementation of Biocriteria. 1993
Role of phosphorus in eutrophication 1972
Role of Precipitation Chemistry Versus Other Watershed Properties in Wisconsin Lake Acidification. 1986
Role of Public Involvement in Water Resources Planning and Development. A Report with Readings on Research and Experimentation in Public Affairs Education. 1974
Role of sedimentation in the phosphorus budget of natural and artificial Iowa lakes 1979
Role of Sediments in Eutrophication - A Preliminary Study. 1972
Role of sublethal injury in decline of bacterial populations in lake water / 1988
Role of the unsaturated zone in radioactive and hazardous waste disposal 1983
Ruffe in the Great Lakes a threat to North American fisheries / 1992
Runoff as a source of phosphate in the waters of streams and lakes 1968
Rural Lakes Project Handbook. 1983
Safe use of zebra mussels in classroom and laboratories 1993
Safeguarding boundary water quality : a cooperative effort between United States and Canada : a review of an international program for safeguarding quality in the boundary water preterlabent to the state of Michigan, the Province of Ontario and the state of New York, under the terms of the references to the International Joint Commission in 1946 and 1948. 1961
Saint Lawrence Seaway system plan for all-year navigation 1975
Salinity Budget and WRAP Salinity Simulation Studies of the Brazos River/Reservoir System. 2009
Sampling and Assessment Issues in Using Fish as Indicators of Ecological Condition in Lakes: A Workshop Report. (3rd Draft Report). 1993
Sampling Frequency for Water Quality Monitoring. 1981
Sampling strategies for estimating the magnitude and importance of internal phosphorus supplies in lakes / 1981
Sampling strategies for water quality in the Great Lakes / 1980
Sanering av Jaernsjoen i Emaan. Huvudstudie. (Remediation of lake Jaernsjoen in the Emaan river. Main report). 1992
Santee Recreation Project, Santee, California. 1965
Santee Recreation Project, Santee, California. 1967
Saurer Regen, eine Folge der Stoerung Hydrogeochemischer Kreislaeufe (Acid Rain, a Consequence of Man's Alteration of Hydrogeochemical Cycles). 1983
Screening assessment and requirements for a comprehensive assessment : Columbia River comprehensive impact assessment / 1998
Screening Assessment of the Potential Impacts of Climate Change on Combined Sewer Overflow (CSO) Mitigation in the Great Lakes and New England Regions. 2008
Sea grant zebra mussel report : an update of research and outreach / 1995
Season extension on the Great Lakes/St. Lawrence Seaway a critique of the recommended plan of the Corps of Engineers / 1979
Seasonal Changes in Water Quality and Primary Productivity in Doe Valley Lake. 1974
Sebasticook Lake Total Maximum Daily (Annual) Load. Final Report. DEPLW2000-110. 2001
Second annual review of the Great Lakes Toxic Substances Control Agreement. 1988
Second biennial report under the Great Lakes Water Quality Agreement of 1978 to the governments of the United States and Canada and the states and provinces of the Great Lakes Basin / 1984
Second Fish Tumors Related to Great Lakes Areas of Concern Conference Proceedings. 2003
Second implementation plan for the integrated atmospheric deposition network : 1998 - 2004. 1998
Second interim report of the International Lake Erie Water Pollution Board, International Lake Ontario - St. Lawrence River Water Pollution Board to the International Joint Commission United States and Canada / 1968
Second monthly progress report : Lake Superior basin comprehensive water pollution control study / 1967
Second report of Canada under the 1987 protocol of the 1978 Great Lakes Water Quality Agreement : technical summary / 1991
Second report of Canada under the 1987 Protocol to the 1978 Great Lakes Water Quality Agreement : issues overview / 1991
Second report to Congress on Great Lakes water quality : draft / 1991
Second session of the conference to consider the establishment of water quality standards for the Missouri River Basin interstate waters - State of Iowa, held in Council Bluffs, Iowa, April 15-16, 1969 ; transcript of proceedings. 1969
Section 319 nonpoint source program success story Minnesota : nutrient concentrations in the Minneapolis chain of lakes nearly returned to presettlement conditions / {electronic resource} : 2005
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