Exelon Nuclear Terminates "Unusual Event" at Mid-Atlantic Sites
By approximately 5:45 p.m. today, Exelon Nuclear had terminated the “unusual event” declarations at all four of its Mid-Atlantic nuclear stations.
Kennett Square, PA - By approximately 5:45 p.m. today, Exelon Nuclear had terminated the “unusual event” declarations at all four of its Mid-Atlantic nuclear stations. The declarations were issued earlier today at Peach Bottom Atomic Power Station, Three Mile Island Unit 1 and Limerick Generating Station in Pennsylvania, and Oyster Creek Generating Station in New Jersey.
An “Unusual Event” is the lowest level emergency classification as determined by the Nuclear Regulatory Commission.
Operators have performed “walk-downs” to identify any potential effects from the seismic activity and will continue to monitor conditions, but no damage to equipment or impact to plant operations has been identified. All four plants continued to operate at normal power throughout the event, and no evacuations or additional safety measures were required.
Exelon Corporation is one of the nation’s largest electric utilities with more than $18 billion in annual revenues. The company has one of the industry’s largest portfolios of electricity generation capacity, with a nationwide reach and strong positions in the Midwest and Mid-Atlantic. Exelon distributes electricity to approximately 5.4 million customers in northern Illinois and southeastern Pennsylvania and natural gas to approximately 490,000 customers in the Philadelphia area. Exelon is headquartered in Chicago and trades on the NYSE under the ticker EXC.