Search Results for the EPA National Library Catalog

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Urban watersheds : geology, contamination, and sustainable development / 2011
USA-USSR working group on the prevention of water pollution from municipal and industrial sources : symposium on physical-mechanical treatment of wastewaters, United States Environmental Protection Agency, Cincinnati, Ohio, April 5th and 6th, 1977. 1977
Use of chlorine dioxide and ozone for control of disinfection by-products / 2004
Use of copper sulphate in control of microscopic organisms 1954
Use of copper sulphate in control of microscopic organisms, 1942
Use of microbial risk assessment in setting U.S. drinking water standards / 1992
Use of point of use and point of entry devices / 2001
Use of riparian vegetated filter strips to reduce nitrate and fecal contamination in surface water 1994
Use of the Drinking Water State Revolving Fund (DWSRF) to implement security measures at public water systems. 2001
Use of toxicological and chemical models to prioritize DBP research / 2006
USEPA - Region 8 Technically-Based Local Limits Development Strategy. 2003
USEPA manual of methods for virology / 1988
USEPA manual of methods for virology : chapter 16, June 2001 / 2001
Using desalination technologies for water treatment : background paper. 1988
Using DWSRF funds to comply with the radionuclides rule {electronic resource} / 2002
Using DWSRF funds to comply with the stage 1 disinfectants and disinfection byproducts rule {electronic resource} / 2002
Using DWSRF set-aside funds for capacity development. 2000
Using DWSRF set-aside funds for operator certification. 2000
Using DWSRF set-aside funds for source water protection. 2000
Using DWSRF set-aside funds to assist small water systems. 2000
Using oxidants to enhance filter performance 2004
Using the Drinking Water State Revolving Fund for source water protection loans. 2001
Utah Water Pollution Control Association 1978
Utah Water Pollution Control Association Proceedings 1977
Utilization of various treatment unit processes and treatment modification for trihalomethane control / 1980
UV disinfection and disinfection by-product characteristics of unfiltered water / 2004
UV disinfection at the East Bay Municipal Utility District 2006
UV disinfection for large water treatment plants [electronic resource]. 2007
UV disinfection knowledge base / 2012
UV inactivation of viruses in natural waters 2000
UV/oxidation handbook. 1994
UV/ozone treatment of pesticide and groundwaters 1988
Vacuum desorption concept for removing oil from water / 1973
Validating disinfection in ozone contactors / 2009
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
Vegetated filter strips for agricultural runoff treatment / 1987
Vinyl chloride : health advisory / 1987
Viral pollution of the environment / 1983
Virginia user charge study. 1990
Virion aggregation and disinfection of water by chlorine and bromine / 1982
Virtual elimination of PCBs, Mercury and persistent toxics from the pulp and paper industry in the Great Lakes Basin : a role for economic instruments /by Peter A. Victor and Peter Van Den Bergh, VHB Research and Consulting, Inc. 1991
Virus behavior in saturated and unsaturated subsurface media / 2002
Virus inactivation in wastewater effluents by chlorine, ozone, and ultraviolet light / 1981
Virus inactivation in wastewater effluents by chlorine, ozone, and ultraviolet light / 1981
Virus monitoring protocol for the information collection requirements rule. 1995
Virus monitoring protocol for the information collection requirements rule. 1995
Virus particle aggregation and halogen disinfection of water supplies / 1976
Virus rejection by the reverse osmosis - ultrafiltration processes : technical report to the U. S. Army Mobility Equipment Research and Development Center / 1971
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