RT @NGInews: USGS Finds Methane in Pennsylvania Water Wells aspwv2013-06-21T00:00:00-04:00June 21st, 2013|Twitter| RT @NGInews: USGS Finds Methane in Pennsylvania Water Wells Before Drilling http://t.co/7U0TqnXugu #shale Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail