EPA Faces Competing Calls To Revise 'Diesel' Definition In Fracking Guide

EPA is facing competing calls from industry, utilities and environmentalists to amend its definition of what "diesel fuels" used in hydraulic fracturing injections are subject to Safe Drinking Water Act (SDWA) permit requirements, though some state officials are offering cautious praise for the agency's preferred definition. At a June 29 public meeting, the American Petroleum Institute (API) urged EPA to scrap the draft guidance, arguing it is not necessary and that some of the chemical abstract service (CAS) numbers that...