Tri-State Wells Drilled Map
No subject has attracted the attention of the Pittsburgh region as has the explosion of interest in deep-well gas drilling into the Marcellus Formation, a shale formation thousands of feet …
No subject has attracted the attention of the Pittsburgh region as has the explosion of interest in deep-well gas drilling into the Marcellus Formation, a shale formation thousands of feet …
No subject has attracted the attention of the Pittsburgh Region as has the explosion of interest in deep-well gas drilling into the Marcellus Formation, a shale formation thousands of feet …
No subject has attracted the attention of the Pittsburgh region as has the explosion of interest in deep-well gas drilling into the Marcellus Formation; a shale formation thousands of feet …
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