Sentences with phrase «methane into drinking water»

«In the early study draft, author Paul Heisig noted that gas «drilling, extraction, transport via pipelines, and underground storage» could inadvertently introduce methane into drinking water supplies,» Capital New York's Scott Waldman wrote.

In the early study draft, author Paul Heisig noted that gas «drilling, extraction, transport via pipelines, and underground storage» could inadvertently introduce methane into drinking water supplies.

Not exact matches

Since then, we have all learned a lot about the risks of fracking — about how the toxic chemicals used can migrate into drinking water, about how methane can leak out of well casements, about the danger of disposing of billions of gallons of polluted wastewater the process produces.

Dooley said cases of contaminated drinking water occur, like that found in Dimmock, Pa., where home owner can set well drinking water on fire, are caused when well bores are not properly sealed, allowing lighter - than - air methane gas to rise through wells, fissures in rock and into drinking wells.

Casing and cement impairment in oil and gas wells can lead to methane migration into the atmosphere and / or into underground sources of drinking water.

Environmentalists have long been concerned about the risks fracking poses to drinking water via the vast amount of waste that it produces, and the potential for methane and other chemical migration into aquifers.

It was before studies documented well failures that let toxic chemicals and methane seep back up along the well borings and into aquifers, contaminating drinking water.

There are at least three possible mechanisms for fluid migration into the shallow drinking - water aquifers that could help explain the increased methane concentrations we observed near gas wells (Fig. 3).