URANIUM: EPA proposes to revamp radon release rules Manuel Quiñones, E&E reporter Published: Friday, May 2, 2014 U.S. EPA today released a proposal to overhaul and modernize Clean Air Act rules for uranium mining and milling facilities. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.