Nine Mile Point Nuclear Station Unit 2 Offline

OSWEGO, N.Y. –Exelon Generation's Nine Mile Point Nuclear Station Unit 2 automatically shut down at 12:33 a.m. today after the main generator came offline.

The unit shut down as designed and there is no concern for public health or safety. The cause is under review by station personnel.

Nine Mile Point Nuclear Station is located seven miles northeast of Oswego and 50 miles north of Syracuse. The station can produce more than 1,937 megawatts of carbon-free electricity – enough to power nearly two million homes.

# # #

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 32,700 megawatts. Exelon Generation operates the largest U.S. fleet of carbon-free nuclear plants with 20,300 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 17 states with more than 12,400 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, view the Exelon Generation YouTube channel, and visit http://www.exeloncorp.com/companies/exelon-generation.