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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
422828088333301 2-ALD-D
Sand and gravel aquifers (glaciated regions)
Quaternary System
Quaternary System
LOCATION - Lat 42°28'28", long 88°33'33" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 SE 1/4 sec.8, T.46 N., R.6 E., McHenry County, IL, Hydrologic Unit 07120006, 154 feet east of Reese Road, 193 feet north of house, 0.35 miles south of Hebron Road, 1.4 miles south of Illinois/Wisconsin State Line Road, 4.6 miles northeast of Harvard, between hydrologic divide of Nippersink Creek and Lawrence Creek. Owner: McHenry County.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 344.4 ft. Upper casing diameter undefined; top of first opening 339.4 ft, bottom of last opening 343.9 ft. Well-casing includes 2-inch schedule 40 PVC pipe, 6 in. diameter borehole with bentonite seal, observation well.
DATUM - Land-surface datum is 1,176.35 ft above North American Vertical Datum of 1988. Measuring point: Top of PVC casing; High point, marked, 3.06 ft above land-surface datum, Nov. 5, 2008 to present.
PERIOD OF RECORD -
GROUND-WATER LEVELS: February 2009 to current.
GROUND-WATER QUALITY:
CHEMICAL: Water year 2011.
GROUND-WATER LEVELS: February 2009 to current.
GROUND-WATER QUALITY:
CHEMICAL: Water year 2011.
GAGE - Water level recorder and satellite telemeter.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 210.93 ft below land-surface datum, June 2nd, 2020; lowest, 226.27 ft below land-surface datum, January 24, 2013.
