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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
05590050 COPPER SLOUGH AT CHAMPAIGN, IL
LOCATION - Lat 40°05'50", long 88°18'24" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 NW 1/4 sec.21, T.19 N., R.8 E., Champaign County, IL, Hydrologic Unit 07140201, on right upstream side of bridge, 0.1 mi downstream from Interstate 57 bridge, and at mile 3.0.
DRAINAGE AREA - 7.98 mi².
REVISIONS HISTORY - WDR US-2006: June-September 2005.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
DISCHARGE: June 2005 to current.
STAGE: June 2005 to current.
PRECIPITATION: October 2005 to current.
SURFACE-WATER DISCHARGE AND STAGE
DISCHARGE: June 2005 to current.
STAGE: June 2005 to current.
PRECIPITATION: October 2005 to current.
GAGE - Water-stage recorder, satellite telemeter, unheated rain gage, and crest-stage gage. Datum of gage is 694.8 ft above NAVD of 1988 (694.9 ft NGVD 1929).
REMARKS - Collection, computation, and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation, which are identified as estimated (e).
Accuracy of records is discussed in the annual Station Analysis archived at the USGS IL Water Science Center.
EXTREMES FOR PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,610 ft³/s, July 12, 2008, gage height, 18.17 ft; minimum, 0.08 ft³/s, July 29, 2012, due to regulation. PRECIPITATION: Maximum daily total, 3.88 in., Sept. 14, 2008.
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,610 ft³/s, July 12, 2008, gage height, 18.17 ft; minimum, 0.08 ft³/s, July 29, 2012, due to regulation. PRECIPITATION: Maximum daily total, 3.88 in., Sept. 14, 2008.
