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Site Map for Iowa

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Boating safety tips are available from the U.S. Coast Guard.

NOTE: Station Numbers for Iowa precipitation gages have changed (see list).

USGS 05454500 Iowa River at Iowa City, IA

Johnson County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°39'24", Longitude  91°32'27" NAD27
Drainage area 3,271  square miles
Gage datum 617.27 feet above NGVD29
Location of the site in Iowa