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Water-Year Summary for Site 03378635

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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.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2018: 2017-10-01 to 2018-09-30

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USGS Water-Year Summary 2018
LOCATION - Lat 39°06'14", long 88°35'39" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.36, T.8 N., R.5 E., Effingham County, IL, Hydrologic Unit 05120114, on right bank at downstream side of bridge on U.S. Highway 40, 1000 ft upstream from railroad bridge, 2.3 miles southwest of Effingham, and at mile 202.8.
DRAINAGE AREA - 240 mi².
  DISCHARGE: October 1966 to current.
  STAGE: Water years 1994 to current.
  CHEMICAL: Water years 1979-91.
GAGE - Water-stage recorder, satellite telemeter, and crest-stage gage. Datum of gage is 501.10 ft above NGVD of 1929 (500.78 ft NAVD 1988). Prior to Apr. 21, 1988, at site 0.3 mi downstream at same datum.
REMARKS - Pumpage diverted at station for municipal supply of Effingham not included in surface-water discharge records. Accuracy of records is discussed in the annual Station Analysis archived at the USGS IL Water Science Center.
EXTREMES OUTSIDE PERIOD OF RECORD - From a crest-stage gage reading by L.E. Young, the flood of June 28, 1957 reached a stage of 23.83 ft. (discharge at present site unknown). A contracted opening indirect measurement made at the Rte. 32 bridge upstream computed a discharge of 34,400 ft³/s for this event.
EXTREMES FOR PERIOD OF RECORD - SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 31,500 ft³/s, May 12, 2002, gage height 24.27 ft; no flow for many days in most years.