Threat to the grid? Details emerge of sniper attack on power station

 

Newly reported details about a 52-minute sniper attack on a central California electrical substation last year are raising concerns from Capitol Hill and beyond, amid questions over whether it was the work of terrorists.
The April 16, 2013, attack had not been widely publicized until The Wall Street Journal reported new details in a story on Wednesday. The attack reportedly started when at least one person entered an underground vault to cut telephone cables, and attackers fired more than 100 shots into Pacific Gas & Electric’s Metcalf transmission substation, knocking out 17 transformers. Electric officials were able to avert a blackout, but it took 27 days to repair the damage.
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