Search Results for the EPA National Library Catalog

Items Found: 3288
Showing: Items 1801 - 1850
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Select Item Title Year Published
Operation and maintenance considerations for land treatment systems / 1982
Operation and maintenance of selected ozone and ultraviolet disinfection systems [MICROFICHE] / 1984
Operation of Small Scale Uranium Removal Systems. 1989
Operation of wastewater treatment plants : a field study training program / 2008
Operation of wastewater treatment plants : a field study training program. Volume II / 2003
Operation of Wastewater Treatment Plants. An Abstract of a Field Study Training Program. 1994
Operation of wastewater treatment plants: a field study training program, 1977
Operation of Water Distribution Systems to Improve Water Quality. 1990
Operation, maintenance and management of wastewater treatment facilities a bibliography of technical docments 1978
Operational Variables and the Release of Colonized Granular Activated Carbon Particles in Drinking Water. 1987
Optimal Plans for the Capacity Expansion of a Municipal Water Treatment-Distribution System. 1971
Optimization of membrane treatment for direct and clarified water filtration / 2006
Optimization of nitrogen removal by rapid infiltration / 1985
Optimization of Treatment Plant Operation. 1986
Optimizing coagulation-adsorption for haloform and total organic carbon reduction {MICROFICHE} 1983
Optimizing filtration processes through online floc particle characterization 2007
Optimizing GAC (Granular Activated Carbon) Systems. 1983
Optimizing Operation, Maintenance, and Rehabilitation of Sanitary Sewer Collection Systems. 2003
Optimizing Water Treatment Plant Performance Using the Composite Correction Program, Technical Handbook, 1998 (includes Performance Spreadsheets on Diskette). 1998
Optimizing water treatment plant performance using the composite correction program. 1991
Options and Strategies for Reducing Mercury Releases. Report to the Advisory Council of the Minnesota Pollution Control Agency, Mercury Contamination Reduction Initiative. 2000
Organic and Color Removal from Water Supplies by Synthetic Resinous Adsorbents. 1974
Organic Carbon Removal by Advanced Waste Water Treatment Processes. 1982
Organic Contaminant Control: Pilot Scale Studies at Jefferson Parish, Louisiana. 1986
Organic Contaminant Removal in Lower Mississippi River Drinking Water by Granular Activated Carbon Adsorption. 1983
Organic Contaminants Removal for Potable Reuse. 1987
Organic Halogen Measurement: Current Uses and Future Prospects. 1985
Organic Loadings from the Merrimack River to Massachusetts Bay. Report to the Massachusetts Bays Program. 1995
Organics, Polymers, and Performance in Direct Filtration. 1987
Organophosphate Pesticide Degradation Under Drinking Water Treatment Conditions. 2005
Orientation to wastewater treatment operation, training manual. 1971
Outreach and technical assistance programs : 1997 accomplishments small underserved communities team. 1998
Overview of Available Treatment Techniques for Removing Organics from Drinking Water: Cost and Performance Evaluation. 1987
Overview of Epidemiologic Studies on the Association of Hard and Soft Water with Cardiovascular Disease. 1984
Overview of the storm water program / 1996
Overview of the United States Effluent Guidelines Program. 1991
Oxidation of arsenic (III) by aeration and storage / 2002
Oxidation of water supply refractory species by ozone with ultraviolet radiation / 1980
Oxidation techniques in drinking water treatment : papers presented at the Conference held in Karlsruhe, Federal Republic of Germany, September 11-13, 1978 / 1979
Oxidative Degradation of Aquatic Humic Material. 1987
Oxygen Transfer under Process Conditions. 1988
Oxygen utilization in activated sludge plants : simulation and model calibration / 1989
Ozonation and biological stability of water in an operating water treatment plant. / 1990
Ozonation Byproducts. 2. Improvement of an Aqueous-Phase Derivatization Method for the Detection of Formaldehyde and Other Carbonyl Compounds Formed by the Ozonation of Drinking Water. 1989
Ozonation Byproducts: Identification of Bromohydrins from the Ozonation Natural Waters with Enhanced Bromide Levels. 1992
Ozonation/Post-Chlorination of Humic Acid: A Model for Predicting Drinking Water Disinfection By-Products. 1992
Ozone and ultraviolet radiation disinfection for small community water systems / 1979
Ozone for industrial water and wastewater treatment : a literature survey / 1980
Ozone for Trace Organic Contaminant Removal. 1990
Ozone in medicine : proceedings of the eleventh Ozone World Congress, August 29 - September 3, 1993, San Francisco, CA, USA. 1993
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