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DESCRIPTION:

Latitude 41°16'52.9",   Longitude 92°51'38.96"   NAD83

Mahaska County, Iowa, Hydrologic Unit 07100009

Drainage area: 12,479 square miles

Datum of gage: 670.92 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1990-10-01	2024-11-26
Daily Data
Discharge, cubic feet per second	1920-03-01	2024-11-25	38255
Daily Statistics
Discharge, cubic feet per second	1920-03-01	2024-10-15	38214
Monthly Statistics
Discharge, cubic feet per second	1920-03	2024-10
Annual Statistics
Discharge, cubic feet per second	1920	2025
Peak streamflow	1903-05-31	2024-07-31	106
Field measurements	1920-03-23	2024-10-16	1104
Field/Lab water-quality samples	1944-05-25	2008-06-15	204
Water-Year Summary	2006	2024	19
Revisions	Loading...

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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