Search Results for the EPA National Library Catalog

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Nationwide Urban Runoff Program. Relationship of Urban Runoff to Land Use and Groundwater Resources. 1984
Nationwide Urban Runoff Program. Urban Runoff Control in Rapid City, South Dakota: Appendix A. 1983
Nationwide Urban Runoff Program. Urban Runoff Control in Rapid City, South Dakota: Executive Summary. 1984
Nationwide Urban Runoff Program. Urban Runoff Control in Rapid City, South Dakota: Final Report. 1983
Nationwide Urban Runoff Program: Comparison of Nonpoint Pollution Loadings from Suburban and Downtown Central Business Districts. Final Report. 1981
Nationwide Urban Runoff Program: The Piscataway Creek Watershed Study, Final Report. 1983
Nationwide Urban Runoff Project, Champaign, Illinois: Assessment of the Impact of Urban Storm Runoff on an Agricultural Receiving Stream. 1983
Natural variation in abundance of salmonid populations in streams and its implications for design of impact studies / 1981
Natural variation in abundance of salmonid populations in streams and its implications for design of impact studies : a review / 1981
Niche Relationships and Population Ecology of Rainbow (Etheostoma caeruleum) and Fantail (E. flabellare) Darters in a Temporally Variable Environment. 1984
Nitrification in Surface Waters Tributary to Lake Superior. 1971
Non-Point source pollution seminar : Section 108 (a) demonstration projects progress reports / 1975
Nonpoint Source Sampling Design Report. Areawide Waste Treatment Management Plan for the Greater Houston Area. 1977
North Waubay Lake, Day County, South Dakota. 1976
Northern Great Plains Resource Program, Water Work Group Report. 1974
NURP (Nationwide Urban Runoff Program) Priority Pollutant Monitoring Project Summary of Findings: 1983
Ohio River Pollution Survey Beaver River Basin, Volume II. 1942
Opset; Program for Computerized Selection of Watershed Parameter Values for the Stanford Watershed Model. 1970
Optimization of Water Resources Development, II. 1971
Parametric Determination of Minimum Stream Flow for Trout. 1973
Parametric Determination of Minimum Streamflow for Trout. 1973
Patuxent River Cross Sections and Mass Travel Velocities. 1968
Peat mining : an initial assessment of wetland impacts and measures to mitigate adverse effects / 1981
Peat mining : an initial assessment of wetland impacts and measures to mitigate adverse effects / 1981
Performing quality flow measurements at mine sites / 2004
Physics-Based Approach to Hydrologic Response Modeling: Phase I: Model Development. 1972
Piscataway Creek Watershed Model: A Stormwater and Nonpoint Source Management Tool. 1982
Pollution control technical manual for Lurgi-based indirect coal liquefaction and SNG / 1983
Pollution of Slocum Creek, Havelock, North Carolina. A Cooperative Investigation by the State of North Carolina, Department of the Navy, and the Federal Water Pollution Control Administration. 1969
Pollution of Slocum Creek, Havelock, North Carolina. Appendices. A Cooperative Investigation by the State of North Carolina, Department of the Navy, and the Federal Water Pollution Control Administration. 1969
Practical Guide to Water Quality Studies of Streams. 1969
Predicting Concentration of Total Phosphorus and Chlorophyll 'a' in a Lake with Short Hydraulic Residence Time. 1985
Predicting Peak Flow of Small Watersheds by Use of Channel Characteristics. 1972
Predicting toxic waste concentrations in community drinking water supplies analysis of vulnerability to upstream industrial discharges / {microform} : 1984
Predicting Variations in Energy Flow through a Semi-Controlled Lotic Ecosystem. 1971
Prediction of Seasonal-Low Streamflow Quantities. 1971
Preliminary Report on Water Quality and Use Aspects of the Price River Basin in East Central Utah. 1963
Preliminary Study of Potential Sites for Water-Supply Reservoirs in West and Southeast Alabama. 1972
Preliminary Study of the Relationships Between Stream Water Quality and Watershed Characteristics for the Truckee River. 1970
Preliminary Study of the Taste and Odor Problems in Grand Lake, Ohio and the Wabash River, Indiana. 1969
Preliminary Water Quality Control Control Study. Dolores River, Paradox Valley, Montrose Country, Colorado. 1964
Preliminary Water Quality Control Method Study. Virgin River, Utah, Arizona, and Nevada. Appendix B 1. 1965
Probability-of-Use Criteria for the Family Salmonidae. 1978
Proceedings of the first and second USA-USSR symposia on the effects of pollutants upon aquatic ecosystems. 1978
Proceedings of the Hydrology Seminar. Present Hydrologic Research in Wyoming and Future Needs, University of Wyoming, 25-26 June 1970. 1971
Proceedings of the National Symposium on Data and Instrumentation for Water Quality Management at Wisconsin Univ., Madison, on 21-23 July 1970. 1970
Proceedings of the third USA-USSR Symposium on the effects of pollutants upon aquatic ecosystems : theoretical aspects of aquatic toxicology, July 2-6, 1979, Borok, Jaroslav Oblast, USSR / 1980
Program for Estimating Runoff from Indiana Watersheds. Part II. Assembly of Hydrologic and Geomorphologic Data for Small Watersheds in Indiana. 1972
Program to Determine Various Diversion Losses. 1971
Protecting Instream Flows under Western Water Law: Selected Papers. 1977
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