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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 05412020 Turkey River above French Hollow Cr at Elkader, IA


Clayton County, Iowa
Hydrologic Unit Code 07060004
Latitude  42°50'36.6", Longitude  91°24'04.1" NAD27
Drainage area 903  square miles
Gage datum 694.93 feet above NGVD29
Location of the site in Iowa