Data Catalog

• Federal

  National Lakes Assessment 2022 Datafiles for Report " National Lakes Assessment: The Fourth Collaborative Survey of Lakes in the United States”

  U.S. Environmental Protection Agency —

  The National Lakes Assessment (NLA) is a statistical survey of the condition of our nation's lakes, ponds, and reservoirs. It is designed to provide information on...

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• Federal

  National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A collaborative survey of lakes in the United States"

  U.S. Environmental Protection Agency —

  National Lakes Assessment 2012 Datafiles for Report “National Lakes Assessment 2012: A Collaborative Survey of lakes in the United States”: The National Lakes...

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• Federal

  Water Quality attainment Information from Clean Water Act Statewide Statistical Surveys

  U.S. Environmental Protection Agency —

  Designated uses assessed by statewide statistical surveys and their state and national attainment categories. Statewide statistical surveys are water quality...
• Federal

  Water Quality attainment Information from Clean Water Act Statewide Statistical Surveys

  U.S. Environmental Protection Agency —

  Designated uses assessed by statewide statistical surveys and their state and national attainment categories. Statewide statistical surveys are water quality...

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