LOCATION.-- Lat 41°42'56", long 87°45'32" (NAD of 1927), in SW1/4NW1/4 sec. 9, T. 37 N., R. 13 E., Cook County, Hydrologic Unit 07120003, at culvert on Edison Avenue and East Shore Drive in Oak Lawn. | |
DRAINAGE AREA.-- 3.00 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
PARTIAL RECORD: Annual maximum, water years 1976 to 1979. | |
GAGE.-- Crest-stage gage. Datum is 595.90 ft above NGVD of 1929. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 447 ft3/sec, June 13, 1976, gage height, 6.32 ft. | |