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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
05561500 FONDULAC CREEK NEAR EAST PEORIA, IL
LOCATION - Lat 40°40'37.5", long 89°31'52.5" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.26, T.26 N., R.4 W., Tazewell County, IL, Hydrologic Unit 07130001, on left bank at upstream side of bridge on State Highway 8, 0.2 mi. upstream from railroad bridge, 3 mi. northeast of East Peoria and at mile 0.4.
DRAINAGE AREA - 5.54 mi².
REVISIONS HISTORY - WDR IL-75-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
DISCHARGE: January 1948 to October 1985. March 1986 to September 2007 (seven month periods- March to September). October 2007 to current.
STAGE: Water years 1994 to 2007 (seven month periods- March to September). October 2007 to current.
PARTIAL RECORD: Miscellaneous discharge measurements, water years 1986-99.
SURFACE-WATER DISCHARGE AND STAGE
DISCHARGE: January 1948 to October 1985. March 1986 to September 2007 (seven month periods- March to September). October 2007 to current.
STAGE: Water years 1994 to 2007 (seven month periods- March to September). October 2007 to current.
PARTIAL RECORD: Miscellaneous discharge measurements, water years 1986-99.
GAGE - Water-stage recorder, satellite telemeter, crest-stage gage, and concrete control. Datum of gage is 504.70 ft above North American Vertical Datum of 1988. Prior to Aug. 5, 1948, nonrecording gage at same site and datum.
REMARKS - High flow regulated by Fondulac Dam 0.5 mi upstream since Sept. 7, 1949.
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, 560 ft³/s, Mar. 3, 1979, from rating curve extended above 260 ft³/s, gage height, 4.66 ft; maximum gage height, 5.58 ft. July 15, 2020, discharge 381 ft³/s; no flow for many days in most years.
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 560 ft³/s, Mar. 3, 1979, from rating curve extended above 260 ft³/s, gage height, 4.66 ft; maximum gage height, 5.58 ft. July 15, 2020, discharge 381 ft³/s; no flow for many days in most years.
