01783nam 2200385Ka 450 991069485950332120080404114345.0(CKB)5470000002365114(OCoLC)64584373(EXLCZ)99547000000236511420060309d2001 ua 0engtxtrdacontentcrdamediacrrdacarrierAmbient water quality criteria recommendations[electronic resource] information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion I - Willamette and central valleys including all or parts of the states of Washington, Oregon, and California, and the authorized tribes within the region[Washington, D.C.] :United States Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division,[2001]125 pages digital, PDF fileTitle from title screen (viewed on Mar. 8, 2006)."December 2001.""EPA 822-B-01-012."Ambient water quality criteria recommendations Water qualityGovernment policyWashington (State)Water qualityGovernment policyOregonWater qualityGovernment policyCaliforniaWater qualityGovernment policyWater qualityGovernment policyWater qualityGovernment policyUnited States.Environmental Protection Agency.Health and Ecological Criteria Division.GPOGPOBOOK9910694859503321Ambient water quality criteria recommendations3424519UNINA