Webinar to address wastewater challenges in Marcellus shale drilling

When Marcellus shale gas drillers probe for natural gas using the hydrofracture technique, they inject about 3 million gallons of water underground. Typically, about 30 to 40 percent of the injected water — or about 1 million gallons — returns quickly to the surface at the wellhead. What to do with this wastewater will be the subject of an online seminar from Penn State Cooperative Extension, at 1 p.m. on Oct. 28.

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