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LOCATION.-- Lat. 42°07'01", long. 90°03'18" (NAD of 1983), in SW1/4NW1/4 sec. 33, T. 25 N., R. 4 E., Carroll County, Hydrologic Unit 07060005, 0.9 mi upstream from Carroll Creek, 5 mi northeast of Savanna, and 16.4 mi upstream from mouth. |
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DRAINAGE AREA.-- 164 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1934 to September 1941. |
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GAGE.-- Wire-weight gage. Datum of gage is 582.54 ft above NGVD of 1929 (582.44 ft NAVD 1988). |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge observed, 5,820 ft3/s June 24, 1938, gage height, 27.02 feet; minimum observed, 3 ft3/s Jan. 17, 1940. |
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EXTREMES OUTSIDE PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum stage known, 29.3 ft, date unknown, from floodmarks. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |