LOCATION
LOCATION.--Lat 42°35'50", long 88°49'45", in SW 1/4 sec.27, T.2 N., R.14 E., Rock County,
Hydrologic Unit 07090001, on left bank 25 ft downstream from bridge on Carvers Rock Road, 3.3 mi
northeast of Clinton, 13 mi northeast of Beloit, and 17.8 mi upstream from mouth.
DRAINAGE AREA.--199 square miles, of which 2.33 square miles is noncontributing.
PERIOD OF RECORD.--September 1939 to current year. Prior to January 1980, all records published as
"Turtle Creek near Clinton" (05431500).
REVISED RECORDS.--WSP 955: 1940. WSP 1308: 1950(M). WDR WI-71-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Elevation of gage is 823 ft above sea level, from
topographic map. Prior to January 17, 1940, non-recording gage, and January 17, 1940 to December 31,
1979, water-stage recorder at site 1.8 mi downstream at a different datum.
REMARKS.--Some seasonal regulation caused by dams used to maintain levels of Comus Lake, Delavan
Lake and Delavan Mill Pond. Gage-height telemeter at station.
Station operated in cooperation with Corps of Engineers, Rock Island, Illinois and the Walworth County Metropolitan Sewerage District.
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