Gasoline prices around Arizona are slightly lower at the pumps again this week.
Officials with AAA Arizona said Thursday that the average statewide price for unleaded regular gasoline is $3.51 a gallon. That's down by more than 2 cents from last week.
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This week's national average is at $3.47 per gallon, down by more than 4 cents from last week.
Tucson has Arizona's lowest average gasoline price at $3.35 a gallon and Flagstaff has the highest at $3.77.
South Carolina has the lowest average gas prices among states in the continental U.S. at $3.20 a gallon with California having the highest at $3.93 a gallon.