LOCATION.-- Lat 39°34'40", long 89°23'30" (NAD of 1927), in SW1/4NE1/4 sec. 14, T. 13 N.,R.3 W., Christian County, Hydrologic Unit 07130007, on right bank 200 ft upstream from Chicago and Illinois Midland Railway bridge, 300 ft upstream from bridge on State Highway 104, 1 mi southeast of Kincaid, and 6 mi downstream from Bear Creek.

DRAINAGE AREA.-- 510 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: May 1917 to September 1927, October 1928 to September 1930, October 1931 to September 1933, October 1944 to September 1961. Prior to October 1929 published as "at power plant near Taylorville."

SURFACE-WATER QUALITY

CHEMICAL: Water years 1978-91.

GAGE.-- Water-stage recorder and flat-crested concrete dam. Datum of gage is 538.65 ft above NGVD of 1929 (Corps of Engineers bench mark). Prior to September 30, 1930, chain gage at railroad bridge 200 ft downstream at same datum. Aug. 17, 1931, to Nov. 21, 1933, chain gage at highway bridge 300 ft downstream at same datum. Oct. 1, 1944, to July 17, 1945, staff and wire-weight gage at present site and datum.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: 1917-33, 1944-61: Maximum discharge, 21,500 ft³/s June 29, 1957, gage height, 30.02 ft; no flow Aug 29, Oct. 6-23, 1922.