PHOENIX -- Gasoline prices at the pump around Arizona are up slightly this week.
Officials with Triple-A Arizona said Thursday that the average statewide price for unleaded regular gasoline is $3.46 a gallon. That's up by one penny from last week.
This week's national average is $3.61 per gallon, down by 4 cents from last week.
Tucson has the lowest average gasoline price in Arizona at $3.21 a gallon while Flagstaff has the highest at $3.68.
South Carolina has the lowest average gas prices in the continental U.S. at $3.21 a gallon with North Dakota having the highest at $4.08 a gallon.
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