HOLLYWOOD LIGHTS?: Southern California utility officials warn that blackouts in the region are possible this summer with the San Onofre nuclear power plant shut down. It will likely remain offline until August during a probe of excessive wear in tubing that carries radioactive water.

LIVE AND FRY IN LA: If a heat wave comes while the twin-reactor plant is offline, rotating blackouts are a possibility. Utilities have been scrambling to find replacement power as a precaution, such as the possibility of bringing two retired natural gas-fired plants in Orange County out of retirement.