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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 06604440 Little Sioux River at 300th St near Spencer, IA


Clay County, Iowa
Hydrologic Unit Code 10230003
Latitude  43°12'46.0", Longitude  95°14'21.0" NAD83
Drainage area 523  square miles
Gage datum 1,319.11 feet above NAVD88
Location of the site in Iowa