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Effective May 5, 2016, we are experiencing a network outage in North Carolina which is impacting the real-time data display for that Water Science Center. Thank you for your patience as we work to resolve the issue.
Latitude 41°58'39", Longitude 88°11'39" NAD27
Dupage County, Illinois , Hydrologic Unit 07120004
Well depth: 392 feet Hole depth: 392 feet
Land surface altitude: 804
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer