September 20, 2012
Three Mile Island Shuts Down Automatically
Three Mile Island Generating Station automatically shut down at 2:20 p.m. EDT today. The plant responded as designed and remains in normal shutdown condition while operators investigate the cause of the shutdown.
Londonderry Township, PA– Three Mile Island Generating Station automatically shut down at 2:20 p.m. EDT today. The plant responded as designed and remains in normal shutdown condition while operators investigate the cause of the shutdown.
During the shutdown, steam was released into the atmosphere, creating a loud noise heard by nearby residents.
TMI uses state-of-the-art equipment to continuously monitor plant systems and conditions. The plant is designed to automatically shut down when necessary. The automatic shutdown presents no risks to public health or safety.
Three Mile Island is located about 12 miles south of Harrisburg, Pa. The plant can generate 852 megawatts of carbon free power - enough electricity for about 800,000 homes. Electric customers will not be affected.
Exelon Corporation (NYSE:EXC) is the nation’s leading competitive energy provider, with approximately $33 billion in annual revenues. Headquartered in Chicago, Exelon has operations and business activities in 47 states, the District of Columbia and Canada. Exelon is the largest competitive U.S. power generator, with approximately 35,000 megawatts of owned capacity comprising one of the nation’s cleanest and lowest-cost power generation fleets. The company’s Constellation business unit provides energy products and services to approximately 100,000 business and public sector customers and approximately 1 million residential customers. Exelon’s utilities deliver electricity and natural gas to more than 6.6 million customers in central Maryland (BGE), northern Illinois (ComEd) and southeastern Pennsylvania (PECO).