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Search Results for the EPA National Library Catalog
Items Found: 491
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Your Search: (SUBJECT=Dissolved gases)
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A dynamic river basin water quality model /
A pre-impoundment water quality investigation for the proposed Trexler Lake /
A water quality model for the South Platte River Basin /
A water quality modelling study of the Delaware Estuary /
Accomplishment plan, Region VIII : the Red River of the North Basin.
Acid Mine Pollution Effects on Lake Biology.
Acquisition and Analysis of Groundwater/Aquifer Samples: Current Technology and the Trade off between Quality Assurance and Practical Considerations.
Acute Toxicity of Ammonia to Fathead Minnows.
Advanced automatic control strategies for the activated sludge treatment process /
Aeration Equipment Evaluation. Phase 1. Clean Water Test Results.
Aeration of Natural Waters: A Bibliography.
Aerobic stabilization of waste activated sludge : an experimental investigation /
Alsterberg (AZID) Modification of the Winkler Method for the Determination of the BOD of Incinerator Quench Water and the Calibration of the Weston and Stack DO Analyzer Model 300-B.
Ambient aquatic life water quality criteria for dissolved oxygen : (freshwater) /
Ammonia toxicity /
An approach to water resources evaluation of non-point silvicultural sources : (a procedural handbook) /
Anaerobic Biodegradation Procedure with Cover Letter.
Analysis of nonpoint-source pollutants in the Missouri Basin Region /
Analysis of the Dissolved Oxygen Regimen in the San Joaquin River Estuary Near Stockton, California by the Central Pacific River Basins Project.
Analysis of the Relationship Between Stream Water Quality and Regional Income Generated by Water-Oriented Recreations.
Analysis of Thermal Pollution Dispersion.
Annual Phytoplankton Metabolism in Narragansett Bay Calculated from Survey Field Measurements and Microcosm Oberservations.
Annual Review of Literature on Water Pollution (1954).
Appendix to Entrainment at a Once-Through Cooling System on Western Lake Erie. Volume II. Appendices.
Applicability of land treatment of wastewater in the Great Lakes area basin : impact of wastewater diversion, spray irrigation on water quality in the Muskegon County, Michigan, lakes /
Applicability of Microbial Toxicity Assays to Assessment Problems.
Application of aut²-qual modelling system to the Patuxent River basin /
Application of Biological Monitoring Systems to Simulated Industrial Waste Discharge Situation.
Aquatic-Biotic Community Structure as an Indicator of Pollution.
Assessment of 1977 water quality conditions in the upper Potomac estuary /
Assessment of 1978 water quality conditions in the upper Potomac estuary /
Assessment of energy resource development impact on water quality : the San Juan Basin /
Automated In Situ Water Quality Sensor Workshop, February 14-16, 1978 : [proceedings] /
Bay Barometer Series, April 1987-March 1989.
Before and after case studies: Comparisons of water quality following municipal treatment plant improvements [microform] /
Benthic Invertebrates and Data Reporting Chemical, Physical and Chlorophyll Concentrations of the Klamath, Smith, and Trinity River Systems California.
Benthic Survey of Flat Creek and the Salt River Near Thayne, Wyoming.
Biochemical studies of the Potomac estuary--summer 1978 /
Biodegradation Modeling at Aviation Fuel Spill Site.
Biological and Chemical Observations in Mumford and Palmer Coves (Groton, Conn.).
Biological Effects of Oil Pollution. Selected Bibliography II.
Biological Survey of Wilson Reservoir - Saline River, Kansas, August 1970.
Biological treatment of wastes from corn wet milling industry /
Biologically mediated corrosion and water quality deterioration in distribution systems /
BOD5/DO Ratio. A New Analytical Tool for Water Quality Evaluation.
Carbon, nitrogen, and phosphorus removal in staged nitrification-denitrification treatment /
Characteristics and Kinetics of Biological Fixed Film Reactors.
Characterization of Spatial and Temporal Trends in Water Quality in Puget Sound.
Characterization of stream reaeration capacity /
Characterization of Stream Reaeration Capacity.
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