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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 06810000 Nishnabotna River above Hamburg, IA


Fremont County, Iowa
Hydrologic Unit Code 10240004
Latitude  40°36'06", Longitude  95°38'42" NAD83
Drainage area 2,806  square miles
Gage datum 894.17 feet above NGVD29
Location of the site in Iowa