LOCATION.-- Lat 41°55'44", long 87°58'40" (NAD of 1927), in SW1/4NW1/4 sec. 27, T. 40 N., R. 11 E., Du Page County, Hydrologic Unit 07120004, on downstream side of culvert on U.S. Highway 20 at Addison. | |
DRAINAGE AREA.-- 83.2 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
PARTIAL RECORD: Annual maximum, water years 1960 to 1976. | |
GAGE.-- Crest-stage gage. Datum is 667.06 ft above NGVD of 1929. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2100 ft3/sec, August 27, 1972, gage height, 7.62 ft. | |