Lusby, MD – Operators at Calvert Cliffs Nuclear Power Plant returned Unit 2 to full power Monday morning, Dec. 7 at 5:14 a.m., ending an outage that began Dec. 1. During the outage, technicians repaired a steam generator feed pump, part of the system that creates steam and turns the plant´s turbines.

While Unit 2 was offline, technicians performed additional maintenance to enhance safety and equipment reliability. Calvert Cliffs Unit 1 continued to operate at full power during the Unit 2 outage.

Calvert Cliffs is located on the western shore of the Chesapeake Bay in Calvert County and is Maryland’s only nuclear energy facility. The station is home to two pressurized water reactors capable of generating 1,768 megawatts combined. Units 1 and 2 began commercial operation in 1975 and 1977, respectively.


LUSBY, MD – Operators at Calvert Cliffs Nuclear Power Plant shut down Unit 2 Tuesday evening, Dec. 1 at 6:20 p.m., after identifying a fault in the steam generator feed pump, part of the system which helps create steam that turns the turbine. With the pump unavailable, Operators took actions per procedure to safely shut down the unit.

Technicians will repair the pump and perform comprehensive tests before returning Unit 2 to service. Calvert Cliffs Unit 1 continues to operate at full power.

Calvert Cliffs is home to two pressurized water reactors capable of generating 1,768 megawatts combined. Units 1 and 2 began commercial operation in 1975 and 1977, respectively.