Study Finds no Groundwater Contamination From Fayetteville Shale Exploration by Luke Jones Posted 1/10/2013 09:54 am Updated 2 years ago A report from the United States Geological Survey stated that it did not find any groundwater contamination among 127 gas wells in the Fayetteville Shale. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 20 days. Purchase Now Already have archive access? Login to view this article.