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- Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.
Water Quality Samples for Iowa
Click to hide state-specific text
Boating safety tips are available from the U.S. Coast Guard.
NOTE: Station Numbers for Iowa precipitation gages have changed (see list).
Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data
starting March 11, 2024 with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
