Court of Appeals for the Sixth Circuit October 16, 1980, Nos. 78-3200, 78-3646 (Cincinnati Gas & Electric Co. v. Costle)

HARRY PHILLIPS, Senior Circuit Judge.

This is a companion case to Republic Steel Corporation, et al. v. Costle, 621 F.2d 797 (6th Cir. 1980).

The Cincinnati Gas & Electric Company (CG&E) has filed a petition for review pursuant to Section 307(b)(1) of the Clean Air Act, 42 U.S.C.