California has two nuclear power plants. San Onofre, between Los Angeles and San Diego, has been offline for months as everyone tries to find an excuse for the alarmingly rapid wear on new reactor tubing. (Being shut down, however, did not prevent a fire from breaking out this week when a pipe ruptured and released radioactive steam.)

But as of Thursday, Diablo Canyon, the nuclear plant to the north, is also offline–thanks to. . . uh, salp?