Groups Eye Suit To Enforce Ozone Guide Ahead Of Planned EPA Rollback

Two environmental groups are threatening litigation against EPA to force overdue implementation of control technology guidelines (CTGs) for curbing ozone precursor emissions from oil and gas facilities -- seizing on Obama-era guidelines that remain on the books despite Trump officials’ efforts to repeal them. The lawsuit threat highlights the continuing battle over a suite of policies the prior administration issued to reduce conventional pollution and the potent greenhouse gas methane from oil and gas facilities. The 2016 CTGs provide states...