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DESCRIPTION:

Latitude 41°34'42.9",   Longitude 93°36'20.2"   NAD83

Polk County, Iowa, Hydrologic Unit 07100008

Drainage area: 9,879 square miles

Datum of gage: 762.32 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1987-05-14	2025-09-04
Daily Data
Temperature, water, degrees Celsius -- sediment station	1944-10-01	1945-09-29	308
Discharge, cubic feet per second	1940-04-01	2025-09-03	31202
Suspended sediment concentration, milligrams per liter -- sediment station	1944-10-01	1947-09-29	1094
Suspended sediment discharge, short tons per day -- sediment station	1944-10-01	1947-09-29	1094
Daily Statistics
Discharge, cubic feet per second	1940-04-01	2025-07-27	31164
Suspended sediment concentration, milligrams per liter -- sediment station	1944-10-01	1947-09-29	1094
Suspended sediment discharge, short tons per day -- sediment station	1944-10-01	1947-09-29	1094
Monthly Statistics
Discharge, cubic feet per second	1940-04	2025-07
Suspended sediment concentration, milligrams per liter -- sediment station	1944-10	1947-09
Suspended sediment discharge, short tons per day -- sediment station	1944-10	1947-09
Annual Statistics
Discharge, cubic feet per second	1940	2025
Suspended sediment concentration, milligrams per liter -- sediment station	1945	1947
Suspended sediment discharge, short tons per day -- sediment station	1945	1947
Peak streamflow	1903-05-31	2024-05-22	86
Field measurements	1938-09-17	2025-07-28	1100
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1944-06-17	2012-08-21	296
Water-Year Summary	2006	2024	19
Revisions	Loading...

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