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LOCATION.-- Lat. 42°27'36", Long 89°05'41" (NAD of 1927), on the highway bridge above the mouth of Pecatonica River, about 1 mile from Rockton, IL., and one-half mile below the dam. |
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DEAINAGE AREA.-- 3719 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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STAGE: June 1903 to August 1903 discontinued (due to backwater from Pecatonica River). |
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GAGE.-- Chain gage read once daily. Datum of gage is unknown. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum gage height observed, 7.70 ft, July 23, 1903; minimum gage height observed, 2.20 ft, July 3, 1903. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |