Search Results for the EPA National Library Catalog

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National Air Sampling Network. 1975
National performance audit program : 1979 proficiency surveys for sulfur dioxide, nitrogen dioxide, carbon monoxide, sulfate, nitrate, lead, and high volume flow / 1981
National performance audit program : ambient air audits of analytical proficiency -- 1984 / 1986
National performance audit program : ambient air audits of analytical proficiency -- 1985 / 1987
National performance audit program : ambient air audits of analytical proficiency -- 1988 / 1990
National performance audit program : ambient air audits of analytical proficiency, 1982 / 1984
National performance audit program : ambient air audits of analytical proficiency, 1983 / 1984
National Performance Audit Program. Ambient Air Audits of Analytical Proficiency, 1981. 1983
National Performance Audit Program: 1980 Proficiency Survey for Sulfur Dioxide, Nitrogen Dioxide, Carbon Monoxide, Sulfate, Nitrate, Lead and High Volume Flow. 1982
National surface water survey : national stream survey, phase I--pilot survey / 1986
National Water Quality Network. Report on Analytical Reference Sample Type I, BD-4. 1959
National Water Quality Network. Report on Analytical Reference Sample Type I, BD-5. 1960
Natural precipitation washout of sulfur compounds from plumes 1973
Natural precipitation washout of sulfur compounds from plumes / 1973
Natural Relationships among Sulfate-Reducing Eubacteria. 1989
Nested Grid Mesoscale Atmospheric Chemistry Model. 1991
Neutradesulfating Treatment Process for Acid Mine Drainage. 1971
New Technology for Treatment of Wastewater by Reverse Osmosis. 1970
Nitrogen Oxides Reactions Within Urban Plumes Transported Over the Ocean Project Summary 1983
Nitrogen Oxides Reactions within Urban Plumes Transported over the Ocean. 1983
Nonlinearities in the Sulfate Secondary Fine Particulate Response to NOx Emissions Reductions as Modeled by the Regional Acid Deposition Model. 2001
North Waubay Lake, Day County, South Dakota. 1976
Numerical Models for Predicting Watershed Acidification. 1989
Observations of the Modification of Cloud Condensation Nuclei in Wave Clouds. 1980
Organic wastes as a means of accelerating recovery of acid strip-mine lakes / 1973
Ostrava air quality monitoring and receptor modeling study / 1997
Overburden mineralogy as related to ground-water chemical changes in coal strip mining / 1978
Overview of pollution from combustion of fossil fuels in boilers of the United States / 1979
Oxidation of Sulfur Dioxide in Power Plant Plumes. 1976
Oxygen isotopes in atmospheric sulfates, sulfur dioxide and water vapors : field measurements, July 1975 / 1978
Oxygen-18 study of SO2 oxidation in rainwater by peroxides. / 1986
Ozone Formation in Pollutant Plumes: A Reactive Plume Model with Arbitrary Crosswind Resolution. 1986
Particulate Characteristics and Visual Effects of the Atmosphere at Research Triangle Park. 1991
Particulate emissions from prototype catalyst cars / 1975
Particulate matter source-receptor relationships between all point and area sources in the United States and PSD class I area receptors / 1996
Partitioning of the Sulfate Budget into Gas and Aqueous-Phase Components in the Regional Acid Deposition Model (RADM). 1991
Pesticide fact sheet number 87 : copper sulfate / 1986
Phosphorus Inactivation by Zirconium in a Eutrophic Pond. 1982
Photochemical aerosol dynamics / 1979
Photochemical and Aerosol Modeling with the CMAQ Plume-in-Grid Approach. 2003
Physiological Response of Experimental Animals to the Absorption of Diphenyl, and Several Resins, Elastomers and Plastics with Cover Letter. Final Report. 1983
Physiological response to atmospheric pollutants 1978
Physiological response to atmospheric pollutants / 1978
Pilot Plant Experiences in Demineralization of Secondary Effluent Using Electrodialysis. 1966
Pilot scale study of acid mine drainage / 1971
Pilot-plant study of an ammonia absorption-ammonium bisulfate regeneration process : topical report phases I and II / 1974
Pollutant measurements in plumes from power plants and cities : St. Louis Area, July 1976, a Project MISTT report / 1979
Pollutant measurements in plumes from power plants and cities : Summer 1975, February 1976, and February 1977 : a project MISTT report / 1978
Pollutant potential of raw and chemically fixed hazardous industrial wastes and flue gas desulfurization sludges : interim report / 1976
Portable vacuum x-ray spectrometer : instrument for on-site analysis of airborne particulate sulfur and other elements / 1978
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