Pa.’s #Marcellus #ShaleGas production at all-time high http: aspwv2013-08-17T00:00:00-04:00August 17th, 2013|Twitter| Pa.’s #Marcellus #ShaleGas production at all-time high http://t.co/fRWgK6M65O via @pittsburghpg Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail