CAMARILLO, Calif. (AP) - U.S. gas prices on average rose about six cents in the last three weeks, according to a national survey released Sunday.
Regular gas prices averaged $3.06 a gallon, mid-grade was $3.17 and premium was $3.29, said oil industry analyst Trilby Lundberg.
The lowest price was in Tucson, Ariz., where a gallon of regular cost $2.80. The highest was in Chicago at $3.46, according to the Lundberg Survey of 7,000 stations nationwide.
In California, the average price for regular was $3.11. The lowest price was in Sacramento at $3.02, while San Francisco had the highest at $3.24.
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