LOCATION.-- Lat 39°40'50", long 88°02'25" (NAD of 1927), in SW1/4SW1/4, sec. 14, T. 14 N., R. 10 E., Coles County, Hydrologic Unit 05120112, on the county line road to Hindsboro and Arcola, at highway bridge about 2 mi northwest of Oakland, and about 5 mi below the mouth of Brush Creek.

DRAINAGE AREA.-- 535 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: October 1909, to December 1912; August 1914, to September 1915.

GAGE.-- Chain gage attached to bridge. Datum of the gage is 595.66 ft above NGVD of 1929 (595.39 ft NAVD 1988).

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 4,700 ft³/s at 6:05 AM, August 4, 1915, gage height, 17.65 ft. No flow Aug. 25 to 29 and Sept. 12 to Oct. 13, 1914.

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Flood of 1897 reached a stage represented by about 24 feet on present gage (discharge not known).