There are 225 active wells located on 30 well pads in Allegheny County, according to data from the Pennsylvania Department of Environmental Protection analysed by the non-profit Fractracker Alliance.

What is fracking? You may have heard about the effects this oil and gas extraction technique have on the environment, but its impacts extend far beyond that. Between 2007 and 2016, oil production in ...

New research suggests that Pennsylvania residents with the highest exposure to active natural gas wells operated by the hydraulic fracturing ("fracking") industry are nearly twice as likely to suffer ...

A case argued Tuesday before Pennsylvania Commonwealth Court could test the reach of local efforts to challenge natural gas fracking. Concerned Residents of West Deer (CROWD), a local advocacy group, ...