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LOCATION.-- Lat 41°48'07", long 88°04'08" (NAD of 1983), in SW1/4SW1/4 sec.2, T.38 N., R.10 E., Du Page County, Hydrologic Unit 07120004, on downstream side of bridge on U.S. Highway 34 (Ogden Avenue) in Lisle, and 0.8 mi upstream from confluence of East Branch Du Page River and at mile 0.8. |
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DRAINAGE AREA.-- 11.1 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1988 to current year. |
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STAGE: Water years 1994 to current year. |
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PRECIPITATION: July 1989 to September 1998. |
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GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 660.00 ft above NGVD of 1929 (659.73 ft NAVD 1988). |
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REMARKS.--For precipitation records, snowfall-affected data can result during cold weather when snow fills the rain-gage funnel and then melts as temperatures rise. Snowfall-affected data are subject to appreciable error. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,280 ft3/s, July 18, 1996, gage height, 12.89 ft; no flow at times in most years. |
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PRECIPITATION: Maximum recorded, 3.95 in., July 17, 1996 but may have been greater during periods of missing record. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |