The company will mine metallurgical coal, but an environmental group worries the project will exacerbate mine drainage ...

Rustic Ridge No. 1 Mine near Donegal has state approval to expand its operations under the Pennsylvania Turnpike and tap into ...

Even as President Trump vows to reinvigorate America's coal industry, critics say his administration has stripped away key ...

The Pennsylvania Department of Environmental ... The company plans to mine the Lower Kittanning coal seam, which lies between 200 and 690 feet below ground. The average depth of the mine would ...

For the first time, scientists have mapped groundwater variables nationally to understand which aquifers are most vulnerable ...

The first oil wells in the country were drilled in Pennsylvania. Orphan wells can be over 100 years old and located near coal seams and residential water wells. A map of locations with ...

Power prices and transmission access can differ across adjoining control areas, creating what are known as "seams issues ... as hydro from Manitoba and coal-fired generation in the central ...