When Dallas residents heard Hurricane Harvey had disrupted gas production, they came out in droves to refill their tanks.
The storm took down a quarter of U.S. oil refining capacity and lifted average gasoline prices by more than US$0.175 since August 23.
They were at $2.59 a gallon, according to motorists advocacy group AAA.
Right now, gas averages $2.27 per gallon in SC, and is 13 cents higher than normal for drivers filling-up on unleaded fuel in the state, AAA reports.
Hurricane Harvey has had a significant impact on gas prices in Georgia and SC.
Valero Energy, a major refiner for the Texas market, said it was shipping only slightly reduced volumes to major cities in the state, although deliveries in Houston were still hampered by flooding. It's also subject to California's strict environmental standards and costs more.
Gas prices in the South and Southeast average three cents higher than last week.
Output from the Organization of Petroleum Exporting Countries (OPEC) in August fell 170,000 bpd from a 2017 high, a Reuters survey found, as renewed unrest cut supplies in Libya and other members stepped up compliance with their production-cutting deal with non-OPEC countries including Russian Federation.
Demand typically drops after Labor Day and prices will drop in the Midwest as more expensive summer-blend gasoline is phased out.
Prices rose by 7 cents overnight between Thursday and Friday. Motiva's massive Port Arthur refinery, the largest in the U.S.
That works out to about five months of oil that we would need to keep everything running just like normal in the country, sitting in man-made salt caverns 2,000 to 4,000 feet underground at four sites all along the Gulf Coast.
Six refineries have begun the process of assessing damage and restarting, which may take several days.
"There's nothing we can do, I mean, you've got high water in Texas".
U.S gasoline prices surged anew after Colonial pipeline COLPI.UL, which operates the biggest US fuel transporter system.
Almost 30% of the nation's refining capacity along the Gulf Coast has been shut or reduced operations due to flood waters associated with the storm.
Colonial Pipeline said it would shut its main diesel, jet fuel and gasoline lines because of outages at its supply points. "Once refineries are back to full operation, we should expect to see gas prices fall towards the end of September".