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LOCATION.-- Lat 42°07'23", long 89°15'21" (NAD of 1927), in NW1/4SW1/4 sec.32, T.25 N., R.11 E., Ogle County, Hydrologic Unit 7090005, at bridge on State Highway 72, 0.3 mi south of Byron, 1.2 mi upstream from Mill Creek, 1.3 mi downstream from Stillman Creek, and at mile 120.3. |
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DRAINAGE AREA.-- 7,990 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: May 2000 to current year. |
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STAGE: Water years 2000 to current year. |
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SURFACE-WATER QUALITY |
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CHEMICAL: 1978-1988. Additional data for water years 1964, 1971-1977 are published in Water-Resources Investigations 78-23 and 79-24 as site P 14. |
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GAGE.-- Water-stage recorder, phone telemeter, and raingage. Datum of gage is 666.13 ft above NGVD of 1929. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 35,400 ft3/s, June 14, 2000, gage-height, 16.12 ft; minimum discharge, 1,190 ft3/s, Sept. 9, 2003. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |