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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.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
420910087490701 RAIN GAGE AT NB CHICAGO RIVER AT DEERFIELD, IL
LOCATION - Lat 42°09'10", long 87°49'07" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.34, T.43 N., R.12 E., Lake County, IL, Hydrologic Unit 07120003, on right bank at upstream side of bridge on Lake-Cook Road, 1.7 mi southeast of Deerfield, 5.7 mi upstream from Skokie River, and at mile 64.7.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - PRECIPITATION: April 6, 2018 to current.
INSTRUMENTATION - Unheated, tipping-bucket rain gage and satellite telemeter.
EXTREMES FOR PERIOD OF RECORD - Maximum daily total, 2.60 in., July 23, 2022.
REMARKS - Collection, computation, and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation.
