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LOCATION.-- Lat 42°03'31", long 88°18'14" (NAD of 1927), in SE1/4SE1/4 sec.3, T.41 N., R.9 E., Kane County, Hydrologic Unit 07120006, on right bank 50 ft upstream from bridge on Big Timber Road, .5 mi west of Elgin, and at mile 1.6. |
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DRAINAGE AREA.-- 38.9 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: May 1998 to current year. |
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STAGE: May 1998 to current year. |
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PARTIAL RECORD: Annual maximum, water years 1962, 1963, 1965-80. Miscellaneous discharge measurements, November 1990. |
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PRECIPITATION: October 1998 to current year. |
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GAGE.-- Water-stage recorder, phone telemeter, rain gage, and crest-stage gage. Datum of gage is 745.00 ft above NGVD of 1929. Prior to Sept. 30, 1980, at downstream side of bridge 100 ft downstream and at datum 7.36 ft higher. |
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REMARKS.-- Collection, computation and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,650 ft3/s, Aug. 22, 2002, gage height, 8.26 ft, from rating curve extended above 580 ft3/s; minimum discharge, 0.63 ft3/s, several days in water year 2004. |
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PRECIPITATION: Maximum daily total, 4.40 in., August 22, 2002. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |