by using
gas station power outage what happens as the keywords, though I'm sure there are better ones to use, especially to get more details.
http://www.kesq.com/Global/story.asp?S=3882149&nav=9qrxAnd one of the things that happens during an outage is being left at the pump with no gas in sight.
“Quite a few people came expecting to fill up with gas, but the intersection was out of power and when the power is down, you can't fill up,” said Hani Maksimous, who manages a local Shell Station. “All the motors are down, all the power is down.”
In situations like this, you might think you're better off carrying some gas in your car. But this manager says that's both a fire and a health hazard. What you're better off doing is always keep your tank a quarter full.