PHOENIX (AP) -- Gasoline prices around Arizona are down only slightly at the pumps this week.
Officials with Triple-A Arizona said Thursday that the average statewide price for unleaded regular gasoline is $1.90 a gallon. That's less than a penny lower than last week.
This week's national average is $2.04 per gallon, up by less than a penny from last week.
Tucson has Arizona's lowest average gasoline price at $1.78 a gallon and Flagstaff the highest at $2.21.
Oklahoma has the lowest average gas prices among states in the continental U.S. at $1.82 a gallon with California the highest at $2.43 a gallon.
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