Title: Supplement no. 1 to the Safety evaluation report by the Office of Nuclear Reactor Regulation, U.S. Nuclear Regulatory Commission, in the matter of Ohio Edison Company, Toledo Edison Company, Cleveland Electric Illuminating Company, Duquesne Light Company, and Pennsylvania Power Comapany, Erie Nuclear Plant, units 1 and 2, Docket nos. STN 50-580 and STN 50-581
Subjects: Cleveland Electric Illuminating Company, Duquesne Light Company, Environmental aspects of Nuclear power plants, Erie Nuclear Plant, Nuclear power plants, Ohio Edison Company, Pennsylvania Power Company, Safety measures, Toledo Edison Company
Places: Ohio