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LOCATION.-- Lat 42°10'38", long 87°59'57" (NAD of 1927), in SE1/4NW1/4 sec. 30, T. 43 N., R. 11 E., Lake County, Hydrologic Unit 07120004, on downstream side of bridge on Schaefer Road at Long Grove, 4.0 mi southwest of Half Day. |
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DRAINAGE AREA.-- 7.88 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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PARTIAL RECORD: Annual maximum, water years 1961 to 1976. |
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GAGE.-- Crest-stage gage. Datum is 719.89 ft above NGVD of 1929 (719.63 ft NAVD 1988). |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 539 ft3/sec, August 25, 1972, gage height, 3.03 ft. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |