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Two nuclear reactors were offline after losing electricity, but officials said there was no danger to the public or workers.
San Diego bore the brunt of the blackout that started shortly before 4 p.m. PT.; most of the nation's eighth-largest city was darkened. All outgoing flights from San Diego's Lindbergh Field were grounded and police stations were using generators to accept emergency calls across the area.
Late Thursday, power was restored to some residents in southern California. But officials said most of the others who'd been affected would remain without power all night.
Image via WikipediaThe outage was likely caused by an employee carrying out a procedure at a power substation in southwest Arizona and should have been limited to the Yuma area, power officials in Arizona said in a press release. The power company, Arizona Public Service, didn't immediately explain the procedure and were investigating why the outage wasn't contained.
The outage extended from southern parts of Orange County to San Diego to Yuma, Arizona. It also affected cities south of the border across much of the state of northern Baja. Border officials said crossings into California are open.
Read more at http://www.cbc.ca/news/world/story/2011/09/08/power-outage-san-diego.html