In a first, federal environment officials Thursday scientifically linked underground water pollution with hydraulic fracturing, concluding that contaminants found in central Wyoming were likely caused by the gas drilling process.
The findings by the Environmental Protection Agency come partway through a separate national study by the agency to determine whether fracking presents a risk to water resources.
by Abrahm Lustgarten
ProPublica, Nov. 29, 2011, 11:14 a.m.
A deal to sell a controversial central Wyoming natural gas field has fallen apart amidst allegations that drilling there has caused water pollution.
Texas-based Legacy Resources backed out of a $45 million deal to buy the field near Pavillion, Wyom., from EnCana last week, soon after the Environmental Protection Agency said it had detected cancer-causing benzene at 50 times the level safe for humans and other carcinogenic pollutants during its latest round of sampling.