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Water-Year Summary for Site 05542000

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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
05542000 MAZON RIVER NEAR COAL CITY, IL
LOCATION - Lat 41°17'10.3", long 88°21'35.5" referenced to North American Datum of 1983, in SW 1/4 SW 1/4 sec.31, T.33 N., R.8 E., Grundy County, IL, Hydrologic Unit 07120005, on right bank at downstream side of bridge on State Highway 113, 0.3 mi downstream from Johnny Run, 3 mi west of Coal City, and at mile 15.0.
DRAINAGE AREA - 455 mi².
REVISIONS HISTORY - WSP 1035: 1943(P). WSP 1115: 1946. WDR IL-75-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
  DISCHARGE: October 1939 to October 1995. October 1998 to current.
  STAGE: Water years 1994-1996; 1999 to current.
  PARTIAL RECORD: Annual maximum, water years 1997-98.
SURFACE-WATER QUALITY
  CHEMICAL: Water years 1978-91 and 2009 to 2011.
  DISSOLVED OXYGEN: Water years 2001-2003.
  PH: Water years 2001-2003.
  SPECIFIC CONDUCTANCE: Water years 2001-2003.
  TURBIDITY: Water years 2001-2003.
  WATER TEMPERATURE: Water years 2001-2003.
GAGE - Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 527.21 ft above North American Vertical Datum of 1988. Prior to Apr. 30, 1940 and October 1996 to September 1998, nonrecording gage at same site and datum.
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 Aug. 8, 1924, reached a stage of about 21 ft, discharge not determined.
EXTREMES FOR PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 22,400 ft³/s, Dec. 4, 1982, from rating extended above 15,000 ft³/s, gage height, 19.51 ft; maximum gage height, 19.70 ft, July 15, 1958, discharge, 17,600 ft³/s; no flow at times in many years.