Penly - a French nuclear reactor owned and operated by EDF - had its 1,330-megawatt Unit 2 reactor automatically shut down after two small fires broke out in the plant Thursday. The fires were caused by hot oil leaking from a pump inside the reactor building, an EDF spokeswoman said, quoted by Reuters...

A small leak in the non-radioactive cooling system has caused the Oconee Nuclear's Unit 2 reactor to shut down for repairs Friday. The situation is classified as a non-emergency and the plant is operating safely, according to a report filed with the NRC . The leak was discovered in February in...

The second reactor of the Yuzhnoukrainsk Nuclear Power Station in Ukraine was shut down following a break in a high-voltage line that caused failure of its main transformer late Monday. It was unplugged from the country’s energy grid, according to the Emergency Situations Ministry. Authorities...

An electrical malfunction on the non-nuclear side of Exelon's Limerick power plant has caused one reactor to be shut down. Exelon said the malfunction occurred at approximately 8 am Thursday morning and caused the power to go down in one of the suburban Philadelphia plant's main generator...

Bulgaria has shut down Unit 5 of Kozloduy nuclear power plant for annual repairs and maintenance. During the shutdown, the 1,000 MW reactor will be refueled and undergo repairs. It is scheduled to resume operation at the end of May. The plant's Unit 6 reactor is operating at full capacity....

PG&E has shut down its Unit 1 reactor Diablo Canyon for repairs, the company announced Monday. PG&E employees and 1,000 temporary workers will now start work to replace a portion of the reactor fuel, test systems and components that aren't normally accessible, as well as installing a new...