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DESCRIPTION:

Latitude 42°28'48",   Longitude 88°19'10"   NAD83
Mchenry County, Illinois   , Hydrologic Unit 07120006

Well depth: 24.0 feet
Hole depth: 178 feet
Land surface altitude: 844.36 feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2009-02-25	2025-12-24
Daily Data
Temperature, water, degrees Celsius	2022-12-25	2025-12-23	3095
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2011-04-15	2016-04-13	5433
Depth to water level, feet below land surface	2009-02-26	2025-12-23	6091
Daily Statistics
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2011-04-15	2016-04-13	1811
Monthly Statistics
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2011-04	2016-04
Annual Statistics
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2011	2016
Field groundwater-level measurements	2009-02-25	2025-07-29	81
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2010-09-21	2020-07-08	13
Water-Year Summary	2011	2024	13
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count

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