Weak records cited on Pa. shale pollution

Even when pollution discharges from shale gas well pads and impoundments contaminate private water supplies, those violations often go unrecorded or publicly reported by state environmental regulators, according to documents filed in the Pennsylvania Superior Court...

Fracked Pennsylvania shale could be naturally leaky

In 2011, researchers from Duke University published results showing a correlation between methane concentrations in private water wells and proximity to local natural gas production wells in parts of Pennsylvania and New York. While that suggested the water well...

EPA steps away from fracking investigation in Wyoming

EPA announced that it will step back from the investigation for The Wyoming Department of Environmental Quality and the Wyoming Oil and Gas Conservation Commission to further investigate groundwater conditions around Pavillion with support from the EPA.

How the EPA linked “fracking” to contaminated well water

A new investigation by the US Environmental Protection Agency (EPA) at a site in Wyoming is one of the first to look thoroughly at the potential link between fracking operations and groundwater contamination. The agency’s report provides a clear link between...

EPA fracking investigation in Wyoming revisited after objections

In December 2011, Ars reported on a major EPA study in Pavillion, Wyoming that concluded hydraulic fracking operations there had contaminated the groundwater aquifer. While there wasn’t a clear link to contamination detected in some shallow private water wells, EPA...