Data released by the U.S. Nuclear Regulatory Commission and a leaked analysis by Southern California Edison provide some new insights into the situation at the San Onofre nuclear plant.
The plant has been shuttered since Jan. 31, when a small leak in one of the plant’s thousands of steam generator tubes drew attention to the fact that the tubes in the newly replaced steam generators were deteriorating much more quickly than expected.
In particular, some of the tubes were showing an unusual type of wear caused by tubes rubbing against adjacent tubes. Since then, the NRC, plant operator Edison, and steam generator manufacturer Mitsubishi Heavy Industries have been probing the cause of the wear.
Continue reading at New details about problems at San Onofre nuclear power plant