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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 05487470 South River near Ackworth, IA

Warren County, Iowa
Hydrologic Unit Code 07100008
Latitude  41°20'14", Longitude  93°29'10" NAD27
Drainage area 460  square miles
Gage datum 769.97 feet above NGVD29
Location of the site in Iowa