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Water-Year Summary for Site 05551000

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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
05551000 FOX RIVER AT SOUTH ELGIN, IL
LOCATION - Lat 41°59'46.27", long 88°17'41.99" referenced to North American Datum of 1983, in SE 1/4 NW 1/4 sec.35, T.41 N., R.8 E., Kane County, IL, Hydrologic Unit 07120007, on right bank, upstream of dam in South Elgin, 0.1 mi upstream from State Street, 1.4 mi upstream from Brewster Creek, 1.4 mi downstream from Poplar Creek, and at mile 67.2.
DRAINAGE AREA - 1,556 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
  DISCHARGE: October 1989 to September 1998. May 2009 to current.
  STAGE: July to September 1914, October 1993 to current.
  PARTIAL RECORD: Low-flow discharge measurements, July 1961 to September 1962;
    miscellaneous discharge measurements, water years 1978-89.
SURFACE-WATER QUALITY
  CHEMICAL: Water years 1978-91.
GAGE - Water-stage recorder, crest-stage gage, satellite telemeter, and concrete dam. Datum of gage is 687.69 ft above NAVD88.
REMARKS - Flow regulated by Stratton Lock and Dam (previously known as McHenry dam), 30 mi upstream, and occasionally affected by wind action. 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: Maximum discharge, 7,500 ft³/s, March 30, 1979, gage height 14.85, present datum, reported by Illinois Department of Transporation.
EXTREMES FOR PERIOD OF RECORD - SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge 9,740 ft³/s, July 22, 2017, gage height 14.93 ft, maximum gage height 15.04 ft, April 18, 2013; minimum, 140 ft³/s, October 11, 2012.