Search Results for the EPA National Library Catalog

Items Found: 2090
Showing: Items 451 - 500
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Select Item Title Year Published
Environmental monitoring and assessment program--surface waters : field operations manual for lakes / 1997
Environmental Monitoring and Assessment Program: Surface Waters. Western Pilot Study: Field Operations Manual for Wadeable Streams. 2006
Environmental Protection Agency : 40 CFR parts 141 and 142 : National Primary Drinking Water Regulations : enhanced surface water treatment requirements ; proposed rule. 1994
Environmental Protection Agency : 40 CFR Parts 141, and 142 : National Primary Drinking Water Regulations : long term 1 enhanced surface water treatment and filter backwash rule : proposed rule / 2000
Environmental Protection Agency Ocean Dumping Regulations and Criteria. 1984
Environmental Protection Agency's Direct/Delayed Response Project: The Role of a Geographic Information System. 1987
Environmental protection in surface mining of coal / 1974
Environmental radiation data : January - March 1985 / Report 41. 1985
Environmental radiation data : October-December 1993. Report 76. 1996
Environmental radiation data : report 80, October-December 1994. 1997
Environmental radiation data : report 81, January-March 1995. 1997
Environmental radiation data Report 25-26. 1981
Environmental radiation data Report 27. 1981
Environmental radiation data Report 33. 1983
Environmental radiation data Report 35. 1984
Environmental radiation data report 79 : July-September 1994. 1997
Environmental radiation data report 82, April-June 1995. 1997
Environmental radiation data. April-June 1984. Report 38. 1984
Environmental radiation data. January - March 1984. Report 37. 1984
Environmental radiation data. January-March 1988. Report 53. 1988
Environmental radiation data. July-September 1984. Report 39. 1984
Environmental radiation data. July-September 1990. Report 63. 1991
Environmental radiation data. October - December 1984 / Report 40. 1985
Environmental radiation data. Report 28, October - December 1982. 1982
Environmental radiation data. Report 29m January - March 1982. 1982
Environmental radiation data. Report 31, April - June 1982. 1982
Environmental radiation data. Report 31, July - September 1982. 1982
Environmental radiation data. Report 32, October - December 1982. 1982
Environmental radiation data. Report 34, April - June 1983. 1983
Environmental radiation data. Report 70, April-June 1990 / 1990
Environmental Radiation Data: Report 23-24. 1981
Environmental Significance of the Potential for 'mer' (Tn21)-Mediated Reduction of Hg (2+) to Hg in Natural Waters. 1989
Environmental technology initiative : chemical-free cleaning of semiconductors by the radiation process / 1998
EPA (Environmental Protection Agency) Method Study 17, Method 607 (Nitrosamines). 1984
EPA (Environmental Protection Agency) Method Study 18, Method 608 - Organochlorine Pesticides and PCB's. 1984
EPA (Environmental Protection Agency) Method Study 29, Method 624--Purgeables. 1984
EPA liner study. : Report to Congress. 1996
EPA method study 24, method 601 : purgeable halocarbons by the purge trap method / 1984
EPA Region 10 in-stream biological monitoring handbook for wadable streams in the Pacific Northwest / 1993
EPA Superfund Record of Decision: Aberdeen Proving Ground (Michaelsville Landfill). EPA ID: MD3210021355, Operable Unit 06, Aberdeen, Maryland, February 8, 2006. 2006
EPA Superfund Record of Decision: Lockwood Solvent Ground Water Plume. EPA ID: MT0007623052, Operable Unit 01, Billings, Montana, August 16, 2005. 2005
EPA Superfund Record of Decision: Oak Ridge Reservation (USDOE). EPA ID: TN1890990003, Operable Unit 15, Oak Ridge, Tennessee, April 19, 2005. 2005
EPA Superfund Record of Decision: Sanford Gasification Plant. EPA ID: FLD984169193, OU 01, Sanford, FL., 07/05/2000. 2000
EPA's environmental monitoring and assessment program : an ecological status and trends program / 1991
EPA's Ocean Survey Vessel Bold, 2008 Annual Report. Monitoring and Assessing the Health of Our Oceans and Coastal Waters. 2009
EPA's Ocean Survey Vessel Bold: 2010 Annual Report Monitoring and Assessing the Health of Our Oceans and Coastal Waters. 2011
EPA/ORD (Environmental Protection Agency/Office of Research and Development) role and perspective in sediment research / 1989
Episodic acidification occurrence, causes and significance to aquatic resources / 1998
Episodic Acidification of Adirondack Lakes during Snowmelt. 1990
Episodic Acidification of Freshwater Systems in Canada: Physical and Geochemical Processes. 1993
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