Exelon Generation to Test Single Siren in Berks County on June 8

​Exelon Generation, a subsidiary of Exelon Corporation (NYSE: EXC), is one of the largest, most efficient clean energy producers in the U.S., with a generating capacity of more than 33,300 megawatts.  Exelon Generation operates the largest U.S. fleet of carbon-free nuclear plants with 20,200 megawatts of capacity from 23 reactors at 14 facilities in Illinois, Maryland, New Jersey, New York and Pennsylvania.  Exelon Generation also operates a diverse mix of wind, solar, landfill gas, hydroelectric, natural gas and oil facilities in 16 states with more than 13,100 megawatts. Exelon Generation has an industry-leading safety record and is an active partner and economic engine in the communities it serves by providing jobs, charitable contributions and tax payments that help towns and regions grow. Follow Exelon Generation on Twitter @ExelonGen and @ExelonNuclear, view the Exelon Generation channel on YouTube, and visit: http://www.exeloncorp.com/companies/exelon-generation.