Environ. Sci. Technol., Article ASAP. DOI: 10.1021/acs.est.5b01228 Publication Date (Web): July 21, 2015 Copyright © 2015 American Chemical Society “Reports highlight the safety of hydraulic fracturing for drinking water if it occurs “many hundreds of meters to kilometers underground”. To our knowledge, however, no comprehensive analysis of hydraulic fracturing depths exists. Based on fracturing depths… Continue Reading