Skip to main content
U.S. flag

An official website of the United States government

Overview of water quality in Principal Aquifers

By Communications and Publishing August 2022 (approx.)
Overview of water quality in Principal Aquifers in the U.S. with colored pie charts showing data
Original Thumbnail Medium

Detailed Description

Overview of water quality in Principal Aquifers. The colored pie charts indicate the proportion of the area studied that contained a constituent in untreated groundwater at a concentration that exceeds a human-health benchmark for drinking water. (Public domain.)

Sources/Usage

Public Domain.