Contaminated Home Wells Found Near Pa. Fracking Site: Study

Methane detected in higher-than-normal concentrations in drinking water less than a kilometer from shale work

HealthDay SHARE

"We don't see any evidence of contamination in the homes there," he said of the Arkansas study. "We don't see the same problems everywhere we look."

More information

The U.S. Geological Survey offers a primer on water quality.

Copyright © 2012 HealthDay. All rights reserved.