During significant service interruptions, outage information is also available via the company's Twitter accounts. A list of all accounts is available here FirstEnergy is a diversified energy company dedicated to safety, reliability and operational excellence. Its 10 electric distribution companies – Ohio Edison, The Illuminating Company, Toledo Edison, Pennsylvania Power, Pennsylvania Electric Company, Metropolitan Edison Company, West Penn Power, Jersey Central Power & Light, Potomac Edison and Mon Power – comprise one of the nation's largest investor- owned electric systems. Its diverse generating fleet features non-emitting nuclear, scrubbed baseload coal, natural gas, and pumped-storage hydro and other renewables, and has a total generating capacity of nearly 23,000 megawatts.