Monday, March 28, 2016
EPA criticizes Wyoming study that said fracking not responsible for contaminated wells
The state report "linked contamination in the wells to naturally occurring pollutants," Storrow writes. "Methane buildup in landowners' water was more likely a product of natural seepage from shallow geologic formations than gas production, the state concluded."
"EPA repeatedly questioned those claims in its review of the state study, saying Wyoming investigators lacked the evidence, or relied on limited proof, to make their assertions," Storrow writes. "Federal regulators noted the DEQ did not cite any evidence for its claim that small amounts of fracking fluid were used to stimulate the Pavillion field's gas wells—a central tenant of the state's argument that the practice was not to blame for the polluted water. And while state investigators acknowledged a gap in the protective layer encasing many Pavillion gas wells, they failed to examine whether fracking fluids could have escaped through those openings, the EPA found." (Read more)