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DESCRIPTION:

Latitude 41°18'03",   Longitude 92°12'16"   NAD27

Keokuk County, Iowa, Hydrologic Unit 07080106

Drainage area: 730 square miles

Datum of gage: 651.53 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1990-10-01	2017-07-24
Daily Data
Discharge, cubic feet per second	1945-10-01	2017-07-23	26229
Daily Statistics
Discharge, cubic feet per second	1945-10-01	2017-03-12	26096
Monthly Statistics
Discharge, cubic feet per second	1945-10	2017-03
Annual Statistics
Discharge, cubic feet per second	1946	2017
Peak streamflow	1944-05	2015-12-16	72
Field measurements	1945-09-21	2017-06-29	752
Field/Lab water-quality samples	1946-06-13	2008-06-13	252
Water-Year Summary	2006	2016	11
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	1990-10-01	2007-09-30	285183

OPERATION:

Record for this site is maintained by the USGS Iowa Water Science Center

Email questions about this site to Iowa Water Science Center Water-Data Inquiries