And prices are expected to shoot higher - much higher. A study published last month by a professor at the University of California says prices could soon be $8 per gallon.
One refinery, Valero, announced in April that it's leaving California next year. The company's CEO said, the state's regulations were "the most stringent and difficult of anywhere else in North America." Another refinery, Phillips 66 Wilmington, is closing later this year. And let's not forget that last year, Chevron announced it was moving its headquarters from California to Texas.
