Villa Park 7

Illinois State Water Survey

Located in DuPage County, Illinois, this groundwater monitoring location is associated with a water well in the Cambrian-Ordovician aquifer system.

Well Construction

Depth Description
- ft none casing
- ft none screen
Depth Lithology Description
0.0-64.0 ft unknown glacial drift
64.0-140.0 ft unknown Silurian Dolomite
140.0-175.0 ft unknown Silurian Dolomite
175.0-390.0 ft unknown Maquoketa Shale
390.0-620.0 ft unknown Galena-Platteville
620.0-720.0 ft unknown Galena-Platteville
720.0-830.0 ft unknown Glenwood-St. Peter Sandstone
830.0-1000.0 ft unknown St. Peter Sandstone
1000.0-1040.0 ft unknown Oneota Dolomite
1040.0-1133.0 ft unknown Dolomite, cherty, slightly sandy, some shale,
1133.0-1215.0 ft unknown Franconia Formation
1215.0-1380.0 ft unknown Ironton-Galesville Sandstone

Operated in cooperation with: