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Water-Year Summary for Site 05568615

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Available Parameters
00065 Gage height(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2019
05568615 ILLINOIS RIVER AT COPPERAS CREEK, IL
LOCATION - Lat 40°28'34", long 89°53'18" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.25, T.6 N., R.5 E., Fulton County, IL, Hydrologic Unit 07130003, on right bank at abandoned lock 0.6 mi downstream from the mouth of Copperas Creek, 17.4 mi upstream from mouth of Spoon River and 136.8 mi upstream from the mouth of the Illinois River. This auxiliary gage is 8.6 mi. downstream from the base gage Illinois River at Kingston Mines (05568500), and is located at mile 136.8.
DRAINAGE AREA - 15,390 mi², does not include diversion from Lake Michigan through the Chicago Sanitary and Ship Canal, which has occurred since Jan. 17, 1900.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
STAGE: October 1993 to current. December 1941 to September 1993 available from Illinois
    Water Science Center files.
GAGE - U.S. Army Corps of Engineers water-stage recorder, satellite telemeter, and crest-stage gage, 0.6 mi downstream from mouth of Copperas Creek. Datum of gage is 428.00 ft above NGVD of 1929 (427.66 ft NAVD 1988). Prior to Oct. 30, 1967 and Nov. 9, 1999 to Oct. 29, 2002, gage located at the mouth of Copperas Creek 0.6 mi upstream of lock at same datum. Prior to Dec. 1941, nonrecording U.S. Army Corps of Engineers gage at Copperas Creek lock with datum 2.67 ft lower. Operated as an auxiliary gage to compute discharges for Illinois River at Kingston Mines (05568500) during October 1939 to Nov. 2014.
EXTREMES FOR PERIOD OF RECORD -
STAGE: Maximum gage height, 25.44 ft, Apr. 25, 2013; minimum, 1.50 ft, Oct. 12, 2012.