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LOCATION.-- Lat 39°13'47", long 88°50'30" (NAD of 1927), in NW1/4NW1/4 sec.14, T.9 N., R.3 E., Shelby County, Hydrologic Unit 07140201, on left bank at downstream side of bridge on State Highway 128, 0.7 mi downstream from Richland Creek, 1.5 mi southeast of Cowden, and at mile 173.5. |
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DRAINAGE AREA.-- 1,330 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: July 1970 to current year. |
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STAGE: Water years 1994 to current year. |
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SURFACE-WATER QUALITY |
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CHEMICAL: Water years 1978-91. |
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MISCELLANEOUS: Water years 1998 and 2002. |
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GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 500.00 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). July 19, 1976, to Oct. 4, 1977, nonrecording gage on upstream side of bypass bridge, 75 ft upstream at same datum. |
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REMARKS.-- Flow partially regulated by Lake Shelbyville (station 05591950), 26 mi upstream from gage. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 25,300 ft3/s, May 12, 2002, gage height, 20.36 ft; minimum daily discharge, 4.6 ft3/s, Oct. 6, 1984. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |