EPA: 'Fracking' likely polluted town' water

A controversial method of drilling for oil and natural gas appears to be the cause of groundwater pollution in a central Wyoming town, the U.S. Environmental Protection Agency said Thursday.

The EPA last month said it had found compounds associated with chemicals used in the drilling process known as hydraulic fracturing, or fracking, in the groundwater beneath Pavillion. Many residents say their well water has reeked of chemicals since the drilling began there and first complained to the EPA in 2008.

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