Site Number: 415109087395402 - 39N14E-20.8a2 DESCRIPTION: Latitude 41°51'09.0", Longitude 87°39'54.4" NAD83 Cook County, Illinois, Hydrologic Unit 07120003 Land surface altitude: 590 feet above sea level NGVD29. Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer. Well completed in "QUATERNARY SYSTEM" (110QRNR) local aquifer AVAILABLE DATA FROM NWISWeb: OPERATION: Record for this site is maintained by the USGS Illinois Water Science Center Email questions about this site to Illinois Water Science Center Water-Data Inquiries
Daily Groundwater Data There are no approved daily data for this well. Daily Data Options View latest data from NWISWeb View data in calendar format Download data in text format View daily medians
Periodic Groundwater Data Summary Statistics for Period of Record Periodic Water Levels Depth to water level, feet below land surface Approved Periodic Water Level Values Begin Date End Date Number of Values 03/20/09 10/13/09 12 Highest WL Date of Highest WL Lowest WL Date of Lowest WL 5.24 05/04/09 7.30 08/12/09
Groundwater Levels Options View NWISWeb Groundwater levels page Download Groundwater levels in text format
Period of Record - All Data TypesSummary Statistics for Period of Record - All Data Types Depth to water level, feet below land surface Begin Date End Date Number of Values 03/20/09 11/12/09 200 Highest WL Date of Highest WL Lowest WL Date of Lowest WL 4.77 05/16/09 7.59 08/11/09
Period of Record Options View annual monthly statistics for all data types Download Groundwater levels in text format of all data types
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