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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 05451080 South Fork Iowa River near Blairsburg, IA


Hamilton County, Iowa
Hydrologic Unit Code 07080207
Latitude  42°32'37", Longitude  93°35'22" NAD83
Drainage area 12  square miles
Gage datum 1,164.91 feet above NGVD29
Location of the site in Iowa