USGS Water-Year Summary 2021
05560500 FARM CREEK AT FARMDALE, IL
LOCATION - Lat 40°40'03", long 89°30'15" referenced to North American Datum of 1927, 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.
- WDR IL-75-1: Drainage area.
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.
CHEMICAL: Water year 2008.
GAGE - Water-stage recorder, satellite telemeter, and crest-stage gage. Datum of gage is 530.12 ft above NGVD of 1929 (529.84 ft NAVD 1988). Prior to Mar. 5, 2002, water-stage recorder and concrete control at site 400 ft. downstream at same datum.
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.