Search Results for the EPA National Library Catalog

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Model State Information System for the Safe Drinking Water Program. Introduction to the Model State Information System (MSIS). 1976
Model State Information System for the Safe Drinking Water Program. Volume I: Subsystem Description. Definition of System Requirements. 1976
Model State Information System for the Safe Drinking Water Program. Volume II: Exhibits. Definition of Systems Requirements. 1976
Model State Information System for the Safe Drinking Water Program. Volume III: Data Element Dictionary. Definition of System Requirements. 1976
Modeling Distribution-System Water Quality: Dynamic Approach. 1988
Modeling of the effects of pollutants and dispersion in urban atmospheres / 1976
Modeling the Diurnal Variation of Meteorological Variables Within the Boundary Layer - Preliminary Comparison Results. 1985
Modeling the Hydrogeochemical Response of a Stream to Acid Deposition Using the Enhanced Trickle-Down Model. 1991
Modification of Point Counts for Surveying Cropland Birds. 1993
Morning Vehicle-Start Effects on Photochemical Smog. 1971
Mortality of Brook Trout, Mottled Sculpins, and Slimy Sculpins during Acidic Episodes. 1993
Multi-Site Streamflow Simulation of Truckee River, Nevada. 1971
Multimaterial Source Separation in Marblehead and Somerville, Massachusetts: Composition of Source-Separated Materials and Refuse. Volume 3. 1979
National air pollutant emission estimates, 1940-1984 / 1986
National ambient noise survey. 1982
National Atmospheric Deposition Program/National Trends Network (NADP/NTN) Site Visitation Program. October 1986 through September 1987. 1989
National dry deposition network : second annual progress report (1988) / 1990
National dry deposition network : third annual progress report (1989) / 1991
National Program (NCLAN) to Assess the Impact of Ozone on Agricultural Resources. 1990
National statistical assessment of rural water conditions : report / 1984
National Surface Water Survey Eastern Lake Survey (Phase II-Temporal Variability). Quality Assurance Plan. 1988
National Surface Water Survey: Eastern Lake Survey - Phase 2 Northeastern Lakes, Database Dictionary. 1991
National water quality inventory : 1974 report to the Congress. 1974
Nationwide Urban Runoff Program, Tampa, Florida: Final Summary Report. 1983
Natural Emissions of Oxidant Precursors. 1991
Nearshore Fish and Macroinvertebrate Assemblages Along the Strait of Juan de Fuca Including Food Habits of Nearshore Fish. 1977
Nearshore fish and macroinvertebrate assemblages along the Strait of Juan de Fuca including food habits of the common nearshore fish : final report of three years' sampling, 1976-1979 / 1980
Nearshore Fish and Macroinvertebrate Assemblages Along the Strait of Juan de Fuca Including Food Habits of the Common Nearshore Fish. 1978
Nebraska Droughts: A Study of Their Past Chronological and Spatial Extent with Implications for the Future. 1971
Nested grid modeling approach for assessing urban ozone air quality {microfiche}/ by S.T. Rao and G. Sistle, et al. 1990
Network Design Factors for Assessing Temporal Variability in Ground-Water Quality. 1989
New York State Southern Tier West Emission Inventory. 1971
Nitrate and phosphorus runoff losses from small watersheds in Great Lakes Basin / 1978
Nitrate Occurence in U.S. Waters (and Related Questions). A Reference Summary of Published Sources from an Agricultural Perspective. 1991
Nitrogen and phosphorus in wastewater effluents, working paper no. 22, a prelim. analysis of Nat. Eutrophication Survey data collected during the 1972-73 sampling period. 1974
Noise in America : the extent of the noise problem {Microfiche} / 1981
Non-Point Source Studies on Chesapeake Bay. II. Nutrients in Land Runoff from Rhode River Watersheds in 1975 and 1976. 1977
Non-Point Source Studies on Chesapeake Bay. III. Relationship between Bacterial Contamination and Land Use in the Rhode River Watershed, and Survival Studies of 'Streptococcus faecalis' in the Estuary. 1977
Non-Point Source Studies on Chesapeake Bay. VI. Particulate Discharge from Rhode River Subwatersheds, 1975. 1977
Non-Point Source Studies on Chesapeake Bay. VII. Metals Discharge from the Rhode River Watershed in 1975. 1977
Nonphotosynthetic Pigmented Bacteria in a Potable Water Treatment and Distribution System. 1989
Normal Range of Diurnal Changes in Peak Expiratory Flow Rates: Relationship to Symptoms and Respiratory Disease. 1991
Numerical and graphical procedures for estimation of community photosynthesis and respiration in experimental streams {microform} / 1982
Nutrient Regeneration by Zooplankton in Southern Lake Huron. 1983
Nutrients from Tile Drainage Systems. 1971
Oklahoma City Metropolitan Area Air Pollutant Emission Inventory. 1970
Omaha Metropolitan Area Air Pollutant Emission Inventory. 1970
Open Lake Water Quality Conditions for Lake Erie's Central and Eastern Basins, 1985. 1987
Open Lake Water Quality Conditions for Lake Erie's Western, Central and Eastern Basins, 1986. 1988
Optimization of Biological Recycling of Plant Nutrients in Livestock Waste by Utilizing Waste Heat from Cooling Water. 1982
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