USGS Water-Year Summary 2024
394803088215001 KASKASKIA RIVER INFLOW AT FICKLIN, IL
LOCATION - Lat 39°48'03", long 88°21'50" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 NW 1/4 sec.36, T.16 N., R.7 E., Douglas County, IL, Hydrologic Unit 07140201, at discharge flume of Ficklin chemical plant, 400 ft east of Kaskaskia River, 0.4 mi south of County Road 1050N, 0.6 mi north of Route 36, and at Kaskaskia River mile 264.6.
REVISIONS HISTORY - Revisions: Gage datum was revised to 645.89 ft NAVD88 on July 26, 2023, as determined by a GNSS Level II survey using GEOID18. Gage datum was previously published in error as 641.87 ft NAVD88.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
 STAGE: June 2012 to current year.
GAGE - Water-stage recorder and flume. Datum of gage is 645.89 ft above NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD -
STAGE: Maximum, 11.66 ft, December 29, 2015; minimum, 7.12 ft, September 27, 2019.