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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
05547000 CHANNEL LAKE NEAR ANTIOCH, IL
LOCATION - Lat 42°28'18.7", long 88°08'49.04" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 sec.14, T.46 N., R.9 E., Lake County, IL, Hydrologic Unit 07120006, on right bank 30 ft downstream from bridge on State Highway 173, at dredged channel outlet of Channel Lake, 0.8 mi southwest of natural outlet, and 3 mi west of Antioch.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
STAGE: October 1939 to current.
SURFACE-WATER DISCHARGE AND STAGE
STAGE: October 1939 to current.
GAGE - Water-stage recorder and satellite telemeter. Datum of gage is 732.70 ft. above NAVD of 1988. Prior to October 1, 1971, at datum 2.21 ft higher.
REMARKS - Stage regulated by Stratton Lock and Dam (previously known as McHenry Dam).
EXTREMES FOR PERIOD OF RECORD - STAGE: Maximum, 8.29 ft, present datum, April 6, 1960; minimum, 1.65 ft, January 25, 26, 1977.
