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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 05455010 South Branch Ralston Creek at Iowa City, IA


Johnson County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°39'05", Longitude  91°30'27" NAD27
Drainage area 2.94  square miles
Gage datum 678.03 feet above NGVD29
Location of the site in Iowa