Answers to key questions on link between drilling industry's injection wells and earthquakes

July 14, 2014 9:35 PM

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Answers to key questions on link between drilling industry's injection wells and earthquakes

FORT WORTH, Texas – States where hydraulic fracturing is taking place are experiencing unprecedented earthquake activity.

The drilling method involves sending high-pressure blasts of water, sand and chemicals into deep shale rock formations to free up oil and gas. The process produces millions of gallons of wastewater which operators send underground into injection wells.

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