Cause of methane levels found in Pa. aquifer appears debatable

03/29/2012 | Bloomberg

The Environmental Protection Agency tested the methane levels of water in Dimock, Pa., where there are many natural-gas fracking wells, and told residents the levels were not harmful. Scientists reviewing the data disagree, and say the level in one well is high enough to be explosive. However, "These early results resemble what we found across the region -- more methane and dissolved gases in the water but little evidence of deep salts or fracking fluids," said Rob Jackson, a professor at Duke University who reviewed the data.

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