ELR Citation: ELR 21037
No(s). 80-2036 (D.C. Cir. Jul 30, 1982)

The court invalidates in part the Environmental Protection Agency's (EPA's) regulations governing nonferrous smelter orders (NSOs) under §119 of the Clean Air Act. An NSO allows the use of a combination of continuous emission controls and dispersion techniques to achieve the national ambient air qu...