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  • Notice of planned maintenance to underlying USGS network September 24-26, 2021: During this maintenance period users may experience intermittent periods of inaccessibility or delayed delivery of hydrologic data to the USGS National Water Information System (NWIS). Please email gs-w_support_nwisweb@usgs.gov with any concerns regarding impacts to data delivery.
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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 05465000 Cedar River near Conesville, IA


Muscatine County, Iowa
Hydrologic Unit Code 07080206
Latitude  41°24'33", Longitude  91°17'25" NAD27
Drainage area 7,787  square miles
Gage datum 581.95 feet above NGVD29
Location of the site in Iowa