The average U.S. price of a gallon of gasoline has surged seven cents in the last three weeks. That's according to the Lundberg Survey of fuel prices, released Sunday, which puts the price of a gallon of regular at $3.32. Midgrade costs an average of $3.50 a gallon, and premium is $3.63.
But in Washington state, gas prices continued to fall slightly to $3.38 for a gallon of regular from $3.40 last week, according to AAA. Mid grade fell to $3.51 from $3.52, and premium fell to $3.62 from $3.63.
In Washington state, gas prices are lowest in Spokane, where the average price for a gallon of regular is $3.06, and highest in Bellingham, at $3.51 a gallon.
Of the places surveyed in the lower 48 states, Salt Lake City has the nation's lowest average price at $3.04. Long Island, N.Y. has the highest at $3.75.