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Reports and Data - National Lakes Assessment 2022

The National Lakes Assessment 2022 report presents results on the biological, chemical, physical and recreational condition of lakes in the United States.

National Lakes Assessment 2022 Reports and Data:

National Lakes Assessment 2022 Web Report
NLA 2022 Technical Support Document
Data from the National Aquatic Resource Surveys - download individual data files from NLA and check for updated data
National Lakes Assessment 2022 Data Files (zip) - download all data files used in developing the report (archived data)

Reports and Data - National Lakes Assessment 2022

National Aquatic Resource Surveys