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Water-Year Summary for Site 05560500

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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 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
05560500 FARM CREEK AT FARMDALE, IL
LOCATION - Lat 40°40'02.6", long 89°30'14.02" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NE 1/4 sec.36, T.26 N., R.4 W., Tazewell County, IL, Hydrologic Unit 07130001, on right bank at upstream side of bridge, 0.2 mi. east of Farmdale, 0.3 mi. upstream from the Norfolk and Western Railway bridge, and 0.2 mi. downstream from the Toledo, Peoria and Western Railroad bridge and at mile 5.8.
DRAINAGE AREA - 27.4 mi².
REVISIONS HISTORY - WDR IL-75-1: Drainage area.
Revisions: Gage datum was revised to 531.43 ft NAVD88 on January 30, 2023, as determined by a GNSS Level II survey. Gage datum was previously published in error as 530.12 ft NGVD29 from levels.
 
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
  DISCHARGE: October 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), water years
    2008 to current.
  PARTIAL RECORD: Miscellaneous discharge measurements, water years 1986-99.
SURFACE-WATER QUALITY
  CHEMICAL: Water year 2008.
GAGE - Water-stage recorder, satellite telemeter, and crest-stage gage. Datum of gage is 531.43 ft above NAVD of 1988. Prior to Mar. 5, 2002, water-stage recorder and concrete control at site 400 ft. downstream at same datum.
REMARKS - High flow regulated by Farmdale Dam 1 mi upstream since Aug. 16, 1951. 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, 1,050 ft³/s, June 2, 1980, gage height, 4.43 ft, site then in use; maximum gage height 9.37 ft, May 12, 2002, discharge, 598 ft³/s; no flow during some years.