They are perhaps the most distinctive features of the San Onofre Nuclear Generating Station — the pair of containment domes from Units 2 and 3, rising nearly 200 feet above the ground on the ...

Southern California Edison announced Friday it is permanently shutting down the troubled San Onofre nuclear plant, ending the region’s four-decade venture into nuclear energy production.

The high radiation alarm that sounded Jan. 31 at the San Onofre Nuclear Generation Station in northern San Diego County signaled trouble. At the time, it wasn’t clear just how serious it was. Highly ...

Inside those iconic twin domes, workers are chopping up the reactor vessels — those thick steel containers that once held nuclear fuel as the San Onofre Nuclear Generating Station split atoms to ...

Though many may not know it, throughout its existence the San Onofre Nuclear Generation Station has discharged wastewater that contains very low levels of radiation. All nuclear plants release ...

The San Onofre nuclear plant was approaching the end of its life span. But Edison wanted to invest $680 million in new steam generators, attorney Carol Schmid-Frazee told a judge presiding over a ...

It was mid-December. The truckload of demolition debris was all loaded up and ready to depart the San Onofre Nuclear Generating Station. But before it could be released into the wild, radiation ...

At the time, it was just a minor release of radioactive gas at San Onofre Nuclear Generating Station, prompting the power-down of one reactor. That was Jan. 31, 2012. No one understood at the time ...

The Unit 3 reactor at the San Onofre Nuclear Generating Station, located about 45 miles north of San Diego, was shut down as a precaution on Jan. 31 after a water leak from another tube in a ...

Some of the heaviest and most troublesome radioactive material to be removed from the decommissioned San Onofre Nuclear Generating Station has only one exit – the imperiled railroad corridor ...