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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. |
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DRAINAGE AREA.-- 83.2 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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PARTIAL RECORD: Annual maximum, water years 1960 to 1976. |
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GAGE.-- Crest-stage gage. Datum is 667.06 ft above NGVD of 1929 (666.78 ft NAVD 1988). |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2100 ft3/sec, August 27, 1972, gage height, 7.62 ft. |
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EXTREMES OURSIDE PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Flood of March 2, 1948 reached a stage of 4.04 ft, discharge 1,060 ft3/s. Flood of April 26, 1950 reached a stage of 3.44 ft, discharge 910 ft3/s. Flood of October 10, 1954 reached a stage of 4.42 ft, discharge 1,150 ft3/s. Flood of July 12, 1957 reached a stage of 2.84 ft, discharge 776 ft3/s. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |