Oil & Gas Journal: The US Environmental Protection Agency's draft report of its investigation of possible groundwater contamination from natural gas exploration and production near Pavillion, Wyo., never implied that hydraulic fracturing was unsafe, an EPA official told a House subcommittee on Feb. 1. "We make clear that the causal link to hydraulic fracturing has not been demonstrated conclusively, and that our analysis is limited to the particular geologic conditions in the Pavillion gas field and should not be assumed to apply to fracturing in other geologic settings," James B. Martin, EPA's Region 8 administrator in Denver, told the House Science, Space and Technology Committee's Energy and En...

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