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Water-Year Summary for Site 401654088212004

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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.
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Available Parameters
72019 Water level, depth LSD(Max.)  

Water year 2018: 2017-10-01 to 2018-09-30

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USGS Water-Year Summary 2018
401654088212004 21N7E-13.4h4 (CHAM08-09WT)
Sand and gravel aquifers (glaciated regions)
Quaternary System
LOCATION - Lat 40°16'53.7", long 88°21'20.2" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 NE 1/4 sec.13, T.21 N., R.7 E., Champaign County, IL, Hydrologic Unit 07130006, about 2 mi south of Fisher at Champaign County (Sangamon) Forest Preserve and 0.3 mi west of the Sangamon River. Local names: CHAM08-09D and CHAM08-WT. Owner: U.S. Geological Survey.
WELL CHARACTERISTICS - Depth 19.6 ft. Upper casing diameter 2 in; top of first opening 9.1 ft, bottom of last opening 19.1 ft. Well-casing includes schedule 40 PVC pipe, 7.75 in. diameter borehole with bentonite seal, observation well.
DATUM - Land-surface datum is 713.9 ft above North American Vertical Datum of 1988. Measuring point: Top of PVC well casing; south side, 2.83 ft above land-surface datum, Jul. 26, 2010 to present.
GROUND-WATER LEVELS: July 2010 to March 2011 (periodic measurements).
  Continuous record July 2011 to current.
GAGE - Water-level recorder and satellite telemeter.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 4.80 ft below land-surface datum, Apr. 19, 2013; lowest, 12.86 ft below land-surface datum, Jan. 16, 2018.