LOCATION.-- Lat 39°50'04", long 89°37'14" (NAD of 1927), in SW1/4SE1/4 sec. 14, T. 16 N., R. 5 W., Sangamon County, Hydrologic Unit 07130008, at culvert on extension of Winnebago Drive, about 125 ft east of Winnebago Drive and Cahokia Drive intersection in Springfield. | |
DRAINAGE AREA.-- 1.27 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
PARTIAL RECORD: Annual maximum, water years 1971 to 1976. | |
GAGE.-- Crest-stage gage. Datum not determined. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 470 ft3/sec, August 8, 1973, gage height, 19.09 ft. | |