Pumping water mixed with sand in a fracking operation, for Anadarko in Franktown, Colorado. Proppant consists of sand-sized particles injected with frac fluid during a fracking operation. In shale oil ...

The University of Texas Energy Institute cast a skeptical eye on the likelihood that the actual act of fracking could result in groundwater contamination. Particularly in the Barnett Shale, where ...

Fracking is an extreme method of oil and gas extraction that involves blasting huge amounts of water — mixed with sand and toxic chemicals — under high pressure deep into the earth. Fracking breaks up ...

Hydrajet fracturing, which can place multiple propped hydraulic fractures in precise locations, effectively stimulated two underperforming horizontal openhole gas wells in the low-permeability Cardium ...

The argument that hydraulic fracturing has no impact on private water supplies now has at least three solid legs supporting it. Within a week of each other, Penn State University, a peer-reviewed ...

FACTS ABOUT THE CANDIDATES CLAIMS. FRACKING IS A MAJOR INDUSTRY IN PENNSYLVANIA, CREATING THOUSANDS OF JOBS, BUT ALSO CAUSING CONCERNS ABOUT PUBLIC HEALTH. VICE PRESIDENT HARRIS AND FORMER PRESIDENT ...

Flaming tap water comes from bad wells, and not the drinking-water kind. Folks who live closest to natural gas wells in Pennsylvania suffer ill health. As more and more research focuses on fracking, ...

Casing-conveyed perforating The casing-conveyed perforating system improves effective stimulation of productive intervals by allowing individual zone stimulation in a rapid, cost-effective manner. The ...

Muckerman: They are, they're fracturing the rock. Through the steel casing, and then through the rock, with pellets and things that diffuse reaction. They do it in stages. That's one reason why we're ...