Take a gander at this picture from a New York Times article on high gas prices in California:
And do note what I circled above. In the article, Clifford Kruass reports:
California typically has substantially higher gasoline prices than most of the country because of its tough environmental regulations and high taxes. Gasoline supplies are traditionally tight this time of year as refiners do maintenance work to switch from summer to fall gasoline blends mandated by the California pollution-reduction regulations. But this year, energy experts say, the local gasoline market is particularly chaotic because of the refinery shutdowns.
Via Instapundit. Do wonder if this crisis will cause California voters to truly appreciate the cost of state regulations and the burden of increased taxation.