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LOCATION.-- Lat 38°27'02", long 89°37'39" (NAD of 1927), in NW1/4NW1/4 sec.14, T.1 S., R.5 W., Washington County, Hydrologic Unit 07140204, on left bank at downstream side of bridge on State Highways 160 and 177, 1 mi northwest of Venedy Station, 2.5 mi downstream from Sugar Creek, 4 mi west of Okawville, and at mile 57.2. |
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DRAINAGE AREA.-- 4,393 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1969 to current year. |
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STAGE: Water years 1994 to current year. Gage-height record for Mar. 7, 1968, to Sept. 30, 1969, available in files of U.S. Army Corps of Engineers. |
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SURFACE-WATER QUALITY |
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CHEMICAL: Water years 1975-91. |
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SEDIMENT: May 1980 to Sept. 1997. |
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SPECIFIC CONDUCTANCE: Water years 1975-81. |
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WATER TEMPERATURE: Water years 1975-81. |
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MISCELLANEOUS: Sediment concentration and particle size, water years 1993-94, 1996-97. |
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REVISED RECORDS.-- WDR IL-75-1: Drainage area. |
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GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter and crest-stage gage. Datum of gage is 380.10 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers) (379.71 ft NAVD 1988). |
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REMARKS.-- Flow partially regulated by Carlyle Lake (station 05592990), 35 mi upstream from gage. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 50,300 ft3/s, May 19, 1995, gage height, 25.79 ft; minimum discharge, 54 ft3/s, Sept. 12, 13, 1970. |
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SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 2,590 mg/L, June 1, 1982; minimum daily, 5 mg/L, Dec. 20-29, 1980, Feb. 5, 1981. |
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SUSPENDED-SEDIMENT LOADS: Maximum daily, 46,200 tons, June 1, 1982; minimum daily, 1.9 tons, Jan. 14-16, 19, 23, 24, 1981. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |