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United States Environmental Protection Agency
Water Quality Criteria
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Download Files for Ecoregion 8 Nutrient Poor Largely Glaciated Upper Midwest and Northeast


Nutrient Criteria Database

ball 8_1.ZIP Estuary or Coastal marine water
ball 8_4.ZIP Lake or Pond
ball 8_2.ZIP Marine or Tidal River
ball 8_3.ZIP Other
ball 8_5.ZIP Reservoir
ball 8_6.ZIP River or Stream