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DESCRIPTION:

Latitude 40°07'54.68",   Longitude 89°44'08.57"   NAD83

Menard County, Illinois, Hydrologic Unit 07130009

Drainage area: 1,804 square miles

Datum of gage: 478.74 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-10-26	2026-01-21
Daily Data
Temperature, water, degrees Celsius	2022-08-17	2025-07-16	632
Temperature, air, degrees Celsius	2022-08-17	2025-07-16	1064
Discharge, cubic feet per second	1941-10-01	2026-01-20	30793
Gage height, feet	1993-10-02	2026-01-20	11422
Daily Statistics
Temperature, water, degrees Celsius	2022-08-17	2025-01-07	442
Temperature, air, degrees Celsius	2022-08-17	2025-01-07	874
Discharge, cubic feet per second	1941-10-01	2025-09-02	30653
Gage height, feet	1993-10-02	2025-09-02	11282
Monthly Statistics
Temperature, water, degrees Celsius	2022-08	2025-01
Temperature, air, degrees Celsius	2022-08	2025-01
Discharge, cubic feet per second	1941-10	2025-09
Gage height, feet	1993-10	2025-09
Annual Statistics
Temperature, water, degrees Celsius	2022	2025
Temperature, air, degrees Celsius	2022	2025
Discharge, cubic feet per second	1942	2025
Gage height, feet	1994	2025
Peak streamflow	1942-02-08	2024-04-30	83
Field measurements	1944-04-25	2025-12-11	421
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1964-10-05	2024-01-29	402
Water-Year Summary	2006	2024	19
Revisions	Loading...

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