Los Angeles Times | Gasoline prices soar as Motiva cannot say when largest US refinery will restart CNBC Gasoline spiked to a more-than-two-year high on Thursday after a report that the largest U.S. refinery could remain offline for up to two weeks due to impacts from Tropical Depression Harvey. Meanwhile, U.S. crude oil prices were on track to post the ... Harvey has knocked out a significant portion of the nation's oil refining capacity Hurricane Harvey Is A Disaster For OPEC The largest oil refinery in the US is shutting down because of flooding from Harvey |