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United States. Environmental Protection Agency. Health and Ecological Criteria Division

Books from the extended shelves:

• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Ambient aquatic life water quality criteria for nonylphenol : draft (U.S. Environmental Protection Agency, Office of Water, 2003), also by L. T. Brooke and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Ambient aquatic life water quality criteria for tributyltin (U.S. Environmental Protection Agency, Office of Water, 2003) (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Ambient aquatic water quality criteria for 2,4-dimethylphenol (The Division :, 1993), also by Environmental Research Laboratories (U.S.). Office of Research and Development (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Ambient aquatic water quality criteria for aniline (The Division :, 1993), also by Environmental Research Laboratories (U.S.). Office of Research and Development (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Atrazine (U.S. Environmental Protection Agency, Office of Water, 2003), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Atrazine (U.S. Environmental Protection Agency, Office of Water, 2001), also by Mich.) Great Lakes Environmental Center (Traverse City and University of Wisconsin--Superior (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Corn Belt and Northern Great Plains, including all or parts of the states of South Dakota, North Dakota, Nebraska, Minnesota, Iowa, Illinois, Wisconsin, Indiana, Michigan, Ohio and authorized Tribes within the ecoregion (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Draft Cryptosporidium criteria document (The Agency, 1993), also by United States Environmental Protection Agency Office of Water and Environmental Management Support (Firm) (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Guidelines for deriving site-specific sediment quality criteria for the protection of benthic organisms. (U. S. Environmental Protection Agency, 1993), also by United States. Environmental Protection Agency. Office of Research and Development and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Health risks to fetuses, infants, and children final stage 1 D/DBP Rule [disinfection, disinfection byproducts rule] (U. S. Environmental Protection Agency, 1998) (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient creteria for lakes and reservoirs in nutrient ecoregion 5 (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient creteria for lakes and reservoirs in nutrient ecoregion 4 (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient creteria for lakes and reservoirs in nutrient ecoregion III (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient creteria for rivers and streams in nutrient ecoregion III (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States Environmental Protection Agency Office of Water and United States. Environmental Protection Agency. Office of Science and Technology (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for lakes and reservoirs in nutrient ecoregion 8 (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion 10 (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion 11 (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion V (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion 12 (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria lakes and reservoirs in nutrient 11 (U.S. Environmental Protection Agency, Office of Water ;, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria : lakes and reservoirs in nutrient ecoregion 13 (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria, lakes and reservoirs in nutrient ecoregion 14 (U.S. Environmental Protection Agency, Office of Water :, 2001), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Information supporting the development of state and tribal nutrient criteria, rivers and streams in nutrient ecoregion 14 (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Lakes and reservoirs in nutrient ecoregion IX (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Lakes and reservoirs in nutrient ecoregion VII (U.S. Environmental Protection Agency, Office of Water :, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Proposed technical basis for establishing sediment quality criteria for nonionic organic chemicals using equilibrium partitioning. (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 1991), also by United States. Environmental Protection Agnecy. Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Rivers and streams in nutrient ecoregion 7. (U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, 2000), also by United States. Environmental Protection Agency. Office of Science and Technology and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Sediment quality criteria for the protection of benthic organisms : fluoranthene. (U.S. Environmental Protection Agency, 1993), also by United States. Environmental Protection Agency. Office of Research and Development and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Sediment quality criteria for the protection of benthic organisms : phenanthrene. (U.S. Environmental Protection Agency, 1993), also by United States. Environmental Protection Agency. Office of Research and Development and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Technical guidance for streams and small rivers (U.S. Environmental Protection Agency, Office of Science and Technology, Health and Ecological Criteria Division, 1994), also by Michael T. Barbour, George R. Gibson, and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Technical guidance for streams and small rivers (U.S. Environmental Protection Agency, Office of Science and Technology, Health and Ecological Criteria Division, 1996), also by Michael T. Barbour, George Gibson, and United States Environmental Protection Agency Office of Water (page images at HathiTrust)
• United States. Environmental Protection Agency. Health and Ecological Criteria Division: Technical support document for the round two sewage sludge pollutants (U.S. Environmental Protection Agency, Office of Water, 1996), also by Abt Associates and United States Environmental Protection Agency Office of Water (page images at HathiTrust)

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