Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 05555300

Click to hide Water-Year Summary instructions and information
  • 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.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30
 

Print this page
USGS Water-Year Summary 2021
05555300 VERMILION RIVER NEAR LEONORE, IL
LOCATION - Lat 41°12'30", long 88°55'51" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.30, T.32 N., R.3 E., LaSalle County, IL, Hydrologic Unit 07130002, on left downstream side of bridge on County Highway 57 (Red, White and Blue Bridge Road), 3 mi northeast of Leonore, 6.2 mi downstream from Otter Creek, 8 mi northwest of Streator, and at mile 17.2.
DRAINAGE AREA - 1,251 mi². at site prior to October 1971, 1,278 sq. mi.
REVISIONS HISTORY -

WSP 745: 1931-32. WSP 1308: 1932(M), 1935-38(M), 1940(M), 1942(M). WDR IL-75-1: Drainage area.

Revisions: Gage height and discharge for Aug, 29, 2019, were revised on Mar. 25, 2020, to fill a gap in the record.

SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
  DISCHARGE: May 1931 to current. Prior to October 1971, published as "at Lowell."
  STAGE: Water years 1994 to current.
SURFACE-WATER QUALITY
  CHEMICAL: Water years 1978 to 1991 and 2009 to 2011.
  SEDIMENT: June 1980 to September 1981.
  MISCELLANEOUS: Contaminants in streambed sediments, July 1996; contaminants in fish tissue,
    July 1996.
GAGE - Water-stage recorder, satellite telemeter and crest-stage gage. Datum of gage is 520.58 ft above NGVD of 1929 (520.40 ft NAVD 1988). Prior to Aug. 20, 1952, nonrecording gage at site 6.8 mi downstream at datum 19.97 ft lower. Aug. 20, 1952 to Sept. 30, 1971, nonrecording gage at site 6.7 mi downstream at datum 19.97 ft lower.
REMARKS - 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, 38,900 ft³/s, Apr. 18, 2013, gage height, 30.25 ft; minimum, 2.6 ft³/s, Aug. 3, 1988.
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 6,730 mg/L Aug. 15, 1981; minimum daily mean, 1 mg/L Feb. 5, 1981.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 209,000 tons Aug. 15, 1981; minimum daily, 0.24 ton Feb. 5, 1981.