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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 05462000 Shell Rock River at Shell Rock, IA


Butler County, Iowa
Hydrologic Unit Code 07080202
Latitude  42°42'43", Longitude  92°34'58" NAD27
Drainage area 1,746  square miles
Gage datum 885.34 feet above NGVD29
Location of the site in Iowa