Water Data for the Nation
High-quality and discoverable water data for everyone
Over 135 years of water data from more than one million monitoring locations
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Urgent for you to know:
- Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see: www.doi.gov/shutdown.