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Water-Year Summary for Site 05591550

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
05591550 WHITLEY CREEK NEAR ALLENVILLE, IL
LOCATION - Lat 39°30'24", long 88°31'39" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.4, T.12 N., R.6 E., Moultrie County, IL, Hydrologic Unit 07140201, on left downstream side of bridge on County Highway 3 (1500 E), 3.3 mi south of Allenville, and at mile 5.8.
DRAINAGE AREA - 34.6 mi².
REVISIONS HISTORY - WDR IL-81-1: 1980.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
  DISCHARGE: February 1980 to current. Discharge record for January 1966 to February
    1980 available in files of U.S. Army Corps of Engineers.
  STAGE: Water years 1994 to current. Gage-height record for January 1963 to February
    1980 available in files of U.S. Army Corps of Engineers.
GAGE - Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 617.00 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers) (616.76 ft NAVD 1988).
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS IL Water Science Center.
EXTREMES OUTSIDE PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE: Flood of July 1971 reached a stage of 13.67 ft, discharge not determined, from U.S. Army Corps of Engineers.
EXTREMES FOR PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 4,870 ft³/s, June 19, 2015, from rating curve extended above 3,100 ft³/s, gage height, 14.64 ft; no flow for many days in most years.