Water Quality Parameters (Nitrate, Turbidity, Dissolved Oxygen, Specific Conductance, pH, and Water Temperature) will be discontinued on Nov. 2, 2026, due to lack of cooperative funding agreement for continued operation. The previous funding partner has made the USGS aware that funding will not be provided for further operation. If you are a data user interested in providing funding for continued water quality data collection, please contact Jon Lageman (jlageman@usgs.gov).
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Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories 8 data types available - data from 1995-11-11 to 2026-10-12
3 data types available - data from 1924-10-01 to 2026-10-11
2 data types available - data from 1924-04-19 to 2026-09-16
434 Observed properties (data types) available - data from 1962-08-23 to 2026-09-16
844 Sampling activities
2 data types available - data from 1909-07-01 to 2025-07-27
2 data types available - data from 1924-10-01 to 2026-10-11
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