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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.
Streamflow Measurements 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).
Streamflow measurement pages will be decommissioned in early 2026.
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