For weeks, workers in her small northeastern Pennsylvania town had been plumbing natural gas deposits from a drilling rig ... of the hydraulic fracturing fluids had leaked into well water.

created by the controversial drilling process known as hydraulic fracturing, or fracking—which requires injecting huge amounts of water, sand, and chemicals at high pressure thousands of feet ...

For the first time, a scientific study has linked natural gas drilling and hydraulic ... well structure itself. “Our results show evidence for methane contamination of shallow drinking water ...

Horizontal drilling can extend more than 1 mile (1.6 km) from the vertical well bore, according to Texas A&M University's publication "Hydraulic Fracturing and your Private Water Well." ...

In the most comprehensive analysis of the environmental and social impacts of drilling and hydraulic ... equipment rush to oil fields. Fracking, which uses a high-pressured concoction of water ...