Search Results for the EPA National Library Catalog

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Ultraviolet disinfection of wastewaters from secondary effluent and combined sewer overflows / 1986
Ultraviolet Disinfection of Water for Small Water Supplies. 1985
Ultraviolet light disinfection technology in drinking water application : an overview : draft / 1996
Ultraviolet light disinfection technology in drinking water application : an overview : [final] / 1996
Uncovered finished water reservoirs guidance manual / 1999
Understanding the Safe Drinking Water Act. 1999
Understanding the Safe Drinking Water Act. 2004
Upgrading wastewater stabilization ponds to meet new discharge standards : proceedings of a symposium held at Utah State University, Logan, Utah, August 21-23, 1974 / 1974
Urban Runoff Pollution Control: State-of-the Art. 1975
US 40CFR503 regulation's impact on human health and environment and its significance to POTWS / J. E. Smith, Jr., and Robert B. Brobst, U.S. Environmental Protection Agency. 1998
Use of Biological Assay Systems to Assess the Relative Carcinogenic Hazards of Disinfection By-Products. 1982
Use of chlorine dioxide and ozone for control of disinfection by-products / 2004
Use of mercury and alternative compounds as seed dressings 1974
Use of mercury and alternative compounds as seed dressings; report of a joint FAO/WHO meeting, Geneva, 4-6 March 1974. 1974
Use of Models for Granting Variances from Mandatory Disinfection of Ground Water Used as a Public Water Supply. 1989
Use of toxicological and chemical models to prioritize DBP research / 2006
Use of Water Hyacinth Aquatic Treatment Systems for Ammonia Control and Effluent Polishing. 1984
UV disinfection and disinfection by-product characteristics of unfiltered water / 2004
UV Disinfection Technology Assessment. 1991
Validating disinfection in ozone contactors / 2009
Validity of Fecal Coliforms, Total Coliforms, and Fecal Streptococci as Indicators of Viruses in Chlorinated Primary Sewage Effluents. 1978
Variance technology findings for contaminants regulated before 1996 / 1998
Variance technology findings for contaminants regulated before 1996 / 1998
Variance technology findings for contaminants regulated before 1996. 1998
Viricidal Efficiencies of Disinfectants in Water. 1961
Virion Aggregation and Disinfection of Water by Chlorine and Bromine. 1982
Virion Aggregation and Disinfection of Water Viruses by Bromine. 1976
VIRTUS, a model of virus transport in unsaturated soils / 1992
Virus particle aggregation and halogen disinfection of water supplies / 1976
Virus sensitivity to chlorine disinfection of water supplies / 1978
Viruses in Finished Water: The Occoquan Experience. 1976
Viruses in Waste, Renovated and Other Waters, 1972 Literature Abstracts. 1973
Viruses in Waste, Renovated, and Other Waters. 1971 Literature Abstracts. 1971
Visions of the Future in Drinking Water Microbiology. 1992
Voltammetric Membrane Chlorine Dioxide Electrode. 1980
Waste Heat Utilization in Wastewater Treatment. 1973
Waste stabilization lagoon microorganism removal efficiency and effluent disinfection with chlorine / 1979
Wastewater alternatives for small communities / 1980
Wastewater technology fact sheet : chlorine disinfection. 1999
Wastewater technology fact sheet : fine bubble aeration. 1999
Wastewater technology fact sheet : intermittent sand filters. 1999
Wastewater technology fact sheet : ozone disinfection. 1999
Wastewater technology fact sheet : ultraviolet disinfection. 1999
Wastewater treatment ponds : supplement to federal guidelines : design, operation, and maintenance of wastewater treatment facilities. 1974
Wastewater treatment ponds. 1975
Water Chemicals Codex. 1982
Water Chlorination Environmental Impact and Health Effects Volume 4 Book 2: Environment, Health, and Risk 1983
Water quality in Latin America : balancing the microbial and chemical risks in drinking water disinfection / 1996
Water Supply Implications and Methods of Removal. 1960
Water Treatment Plant Model (Version 1.55) (for Microcomputers). 1994
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