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LOCATION.-- Lat 38°15'39", long 89°49'13" (NAD of 1927), in NE1/4NE1/4 sec.24, T.3 S., R.7 W., St. Clair County, Hydrologic Unit 07140204, on left bank at downstream side of bridge on county road, 1.7 mi upstream from South Branch Doza Creek, 1.8 mi south of Lenzburg, and at mile 12.7. |
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DRAINAGE AREA.-- 18.0 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: May 1978 to May 1980. |
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GAGE.-- Water-stage recorder. Datum of gage is 410 ft above NGVD of 1929 (409 ft NAVD 1988), from topographic map. |
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REMARKS.-- Water-discharge records fair except those for winter periods, which are poor. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,100 ft3/s, April 11, 1979, gage height, 11.0 ft, from high water mark; minimum daily discharge, 0.40 ft3/s, Sept. 3-10, 16-18, 21-25 and Oct. 3, 4, 6-15, and 21-31, 1979. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |