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DESCRIPTION:

Latitude 40°07'24.1",   Longitude 89°59'02.3"   NAD83

Mason County, Illinois, Hydrologic Unit 07130008

Drainage area: 5,093 square miles

Datum of gage: 452.50 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-09-01	2024-07-23
Daily Data
Temperature, water, degrees Celsius	2022-08-17	2024-07-22	700
Temperature, air, degrees Celsius	2022-08-17	2024-09-18	764
Discharge, cubic feet per second	1909-10-01	2024-12-20	36150
Gage height, feet	1993-10-02	2024-12-20	11239
Suspended sediment concentration, milligrams per liter	1980-10-01	1997-09-29	2676
Suspended sediment discharge, short tons per day	1980-10-01	1997-09-29	2676
Daily Statistics
Temperature, water, degrees Celsius	2022-08-17	2023-10-24	428
Temperature, air, degrees Celsius	2022-08-17	2024-03-11	573
Discharge, cubic feet per second	1909-10-01	2024-09-11	36050
Gage height, feet	1993-10-02	2024-09-11	11139
Suspended sediment concentration, milligrams per liter	1980-10-01	1997-09-29	2676
Suspended sediment discharge, short tons per day	1980-10-01	1997-09-29	2676
Monthly Statistics
Temperature, water, degrees Celsius	2022-08	2023-10
Temperature, air, degrees Celsius	2022-08	2024-03
Discharge, cubic feet per second	1909-10	2024-09
Gage height, feet	1993-10	2024-09
Suspended sediment concentration, milligrams per liter	1980-10	1997-09
Suspended sediment discharge, short tons per day	1980-10	1997-09
Annual Statistics
Temperature, water, degrees Celsius	2022	2024
Temperature, air, degrees Celsius	2022	2024
Discharge, cubic feet per second	1910	2024
Gage height, feet	1994	2024
Suspended sediment concentration, milligrams per liter	1981	1997
Suspended sediment discharge, short tons per day	1981	1997
Peak streamflow	1910-01-22	2023-03-05	106
Field measurements	1939-03-14	2024-12-19	477
Field/Lab water-quality samples	1956-08-16	2024-01-29	696
Water-Year Summary	2006	2023	18
Revisions	Loading...

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