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    Ambient water quality criteria recommendations information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion II-western... by United States. Environmental Protection Agency. Health and Ecological Criteria Division

    Published: United States Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2000
    Description: 120 pages : digital, PDF file.
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    Ambient water quality criteria recommendations information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion II-western forested mountains including all or parts of the states of Washington, Oregon, California, Idaho, Montana, Wyoming, Utah, Colorado, South Dakota, New Mexico, Arizona and the authorized tribes within the ecoregion
  2. 2

    Ambient water quality criteria recommendations information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV-great pl... by United States. Environmental Protection Agency. Health and Ecological Criteria Division

    Published: United States Environmental Protection Agency, Office of Water, Office of Science and Technology, Health and Ecological Criteria Division, 2001
    Description: 159 pages : digital, PDF file.
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    Ambient water quality criteria recommendations information supporting the development of state and tribal nutrient criteria for rivers and streams in nutrient ecoregion IV-great plains grass and shrublands including all or parts of: North Dakota, South Dakota, Montana, Wyoming, Nebraska, Colorado, Kansas, Oklahoma, New Mexico, and Texas, and the authorized Tribes within the Ecoregion

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