Search Results for the EPA National Library Catalog

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Microbial pathogen survival and extraction from point-of-use filters / 2006
Minimizing operational interruption during filter bed surveillance / 2006
National assessment of particle removal by filtration 1998
New York City water supply system : final draft : capital project no. WM-30, contract no. CAT-37, Catskill and Delaware water treatment / 1996
Opportunity for public hearing in conjunction with filtration decisions / 1992
Optimization of filtration for cyst removal / 1995
Optimizing filtration in biological filters : final report / 2000
Optimizing filtration processes through online floc particle characterization 2007
Optimizing Ozonation for turbidity and organics (TOC) removal by coagulation and filtration / 1996
Optimum backwash of dual media filters and GAC filter-adsorbers with air scour 1991
Ozone as an aid to coagulation and filtration 1993
Permeable reactive barrier technologies for contaminant remediation. 1998
Physical/chemical treatment of textile finishing wastewater for process reuse / 1978
Pilot plant studies to effect chrysotile asbestos fibre reduction during potable water treatment 1977
Potential groundwater contamination from intentional and nonintentional stormwater infiltration / 1994
Potential groundwater contamination from intentional and nonintentional stormwater infiltration / 1994
Precoat filtration. 1988
Preliminary studies on a biological filter / 1971
Primary effluent filtration with a pulsed bed filter : a technical note / 1986
Procedures manual for selection of coagulant, filtration and sludge conditioning aids in water treatment 1986
Proceedings 1988
Proceedings 1983
Project report of a high-rate and dual-media filtration study in a northwestern Ohio water plant 1966
Project report of a high-rate and dual-media filtration study in a Northwestern Ohio water plant / 1966
Protocol for alternate test procedures for coliform bacteria in compliance with water and wastewater regulations : quantitative membrane filter methods. 1995
Pyrogenic activity of carbon-filtered waters / 1979
Radium removal from water by manganese dioxide adsorption and diatomaceous earth filtration / 1992
Radium removal from water by manganese dioxide adsorption and diatomaceous earth filtration / 1991
Recovery of Cryptosporidium oocysts from high-volume water samples 2003
Reduction of disinfection by-product precursors by nanofiltration / 1992
Reduction of microbiological contaminants by low pressure membrane technologies. 2008
Removal of Cryptosporidium and Giardia through conventional water treatment and direct filtration / 1997
Removal of Cryptosporidium and Giardia through conventional water treatment and direct filtration : project summary / 1997
Removal of natural organic matter in biofilters 1995
Removal of Organic Toxic Pollutants by Trickling Filter and Activated Sludge (Journal Version). 1988
Removal of soluble manganese from water by oxide-coated filter media 1990
Removal of trihalomethane precursors by direct filtration and conventional treatment / 1984
Removal of trihalomethane precursors by direct filtration and conventional treatment / 1984
Residual aluminum in filtered water 1987
Seattle Tolt water supply mixed asbestiform removal study / 1979
Seattle tolt water supply mixed asbestiform removal study / 1979
Seattle tolt water supply mixed asbestiform removal study : Appendices B and C / 1980
Seattle tolt water supply mixed asbestiform removal study : Appendix D / 1979
Separation problems & the environment Bernie Scheiner, editor. 1992
Sequential nitrification-denitrification in a plug flow activated sludge system / 1979
Slow sand filter and package treatment plan evaluation : operating costs and removal of bacteria, Giardia, and trihalomethanes / 1985
Slow sand filter and package treatment plant evaluation : operating costs and removal of bacteria, giardia, and trihalomethanes / 1985
Slow sand filter maintenance : costs and effects on water quality / 1985
Slow sand filter maintenance costs and effects on water quality / 1985
Slow sand filtration : a low cost treatment for water supplies in developing countries 1985
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