ELR Citation: ELR 20577
No(s). 88-1882 (D.C. Cir. Mar 13, 1990)

The court rules that the Environmental Protection Agency (EPA) did not adequately consider the requirements of Clean Air Act §166(c) when it defined only annual average concentration limits for nitrogen oxide, a Set II pollutant under the Act's prevention of significant deterioration (PSD) program....