Skip to main content
U.S. flag

An official website of the United States government

Regional aquifer systems in the southern midcontinental U.S.

By Water Resources Mission Area 2013 (approx.)
Map showing six aquifer systems in the midcontinental U.S.
Original Thumbnail Medium

Detailed Description

Regional aquifer systems in the southern midcontinent and adjacent areas, as defined in the U.S. Geological Survey Regional Aquifer-System Analysis Program.

Sources/Usage

Public Domain.