LOCATION.-- Lat 40°46'00", long 88°54'35" (NAD of 1927), between secs.29 and 30, T.27 N., R.3 E., Livingston County, Hydrologic Unit 07130004, on left bank at downstream side of highway bridge, 2 mi northwest of Gridley and 9 mi upstream from mouth.

DRAINAGE AREA.-- 6.3 mi². approximately.

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: October 1949 to September 1960.

REVISED RECORDS.-- WSP 1208: Drainage area.

GAGE.-- Water-stage recorder. Datum of gage is 707.89 ft above NGVD of 1929.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,470 ft³/s July 9, 1951, gage height, 10.68 ft, from rating curve extended above 220 ft³/s by logarithmic plotting; no flow at times each year.