Search Results for the EPA National Library Catalog

Items Found: 491
Showing: Items 351 - 400
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Report on Pollution of the St. Marys and Amelia Estuaries Georgia - Florida. 1971
Report on the implementation of Section 301(h). 1984
Report on the Plant Evaluation at Fishing Bridge Wastewater Treatment Plant, Yellowstone National Park. 1977
Report on the Quality of the Water of the James River, South Dakota, 1970. 1972
Report on the Quality of the Water of the Little Miami River and Tributaries, Ohio. 1971
Report on waste source investigations, Kingsport, Tennessee / 1973
Reproductive Ecology and Spawning Periodicity of the Atlantic Silverside, 'Menidia menidia' (Pisces: Atherinidae). 1982
Research Needs for Water Quality Criteria. 1968
Reservoir ecosystems and western coal development in the upper Missouri River / 1977
Respiratory and Behavioral Responses of the Grass Shrimp 'Palaemonetes pugio' to Cadmium and Reduced Dissolved Oxygen. 1985
Results of General Survey of Tokyo Bay (A 1971 Joint Survey Covering the Tokyo Metropolis and Chiba and Kanagawa Prefectures). 1973
Return of a River: The Willamette River, Oregon. 1972
River as a Chemical Reactor. Volume I. 1971
River as a Chemical Reactor. Volume II. 1971
River as a Chemical Reactor. Volume III. 1971
River Basin Validation of the Water Quality Assessment Methodology for Screening Nondesignated 208 Areas. Volume II: Chesapeake-Sandusky Nondesignated 208 Screening Methodology Demonstration. 1982
Saginaw Bay: An Evaluation of Existing and Historical Conditions. 1974
Salinity and Oxygen Tolerances of Eggs and Larvae of Hawaiian Striped Mullet, 'Mugil cephalus L. 1975
Salmonid bioassay of supersaturated dissolved air in water / 1976
Salton Sea, California. Water Quality and Ecological Management Considerations. 1970
San Joaquin Estuary Near Stockton, Calif. An Analysis of the Dissolved Oxygen Regimen. 1968
Science Advisory Board Review of the Water Quality Criteria Document for Dissolved Oxygen. 1986
Section 74 seafood processing study : executive summary : a report to the congress of the United States / 1980
Self-monitoring procedures : basic parameters for municipal effluents : [student reference manual]. 1974
Self-monitoring procedures: basic parameters for municipal effluents - student reference manual. 1977
Significance of Selected Physical and Chemical Variables in Benthic Macroinvertebrate Distribution in a Small Subarctic Stream. 1972
Simple Photometer for Precise Determination of Dissolved Oxygen Concentration by the Winkler Method with Recommendations for Improving Respiration Rate Measurements in Aquatic Organisms. 1981
Simplified N.O.D. determination / 1979
Simulation of Respiration in Microbial Slime Films. 1973
Simulation of water quality in streams and canals : theory and description of the QUAL-1 mathematical modeling system. / 1971
Single stage nitrification-denitrification / 1975
SNSIM1/2. A Computer Program for the Steady-State Water Quality Simulation of a Stream Network. 1975
Sources of Urban Runoff Pollution and Its Effects on a Urban Creek. 1982
Spatial and Temporal Gradients in Aquifer Oxidation-Reduction Conditions. 1989
Spawning Success of the Black Crappie, 'Pomoxis nigromaculatus', at Reduced Dissolved Oxygen Concentration. 1977
Species Diversity of Benthic Macroinvertebrates in Three Michigan Streams. 1969
Stabilization of Sewage Solids by the Channel Aeration Process. 1973
State of the Chesapeake Bay : third biennial monitoring report, 1989 / 1990
Statistical analysis of dissolved oxygen sampling procedures employed by the Annapolis Field Office / 1976
Stochastic Model for the James. 1973
Stochastic Modeling for Water Quality Management. 1971
Stochastic Models for Biochemical Oxygen Demand and Dissolved Oxygen in Estuaries. 1969
Stream models for calculating pollutional effects of stormwater runoff / 1978
Stream Productivity Analysis with DORM (Dissolved Oxygen Routing Model) - 1: Development of Computational Model. 1984
Stream Productivity Analysis with DORM (Dissolved Oxygen Routing Model) - 2: Parameter Estimation and Sensitivity. 1984
Stream Productivity Analysis with DORM (Dissolved Oxygen Routing Model) - 3: Productivity of Experimental Streams. 1984
Structure and Properties of Water Solutions. 1972
Studies on Benthic Nematode Ecology in a Small Freshwater Pond. 1973
Studies on lake restoration by phosphorus inactivation / 1976
Study of Coastal Water Quality in the vicinity of San Juan, Puerto Rico, January 13-31, 1971. 1971
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