eight days before the planned opening of Costco's membership store on Oct. 18. With 32 fueling stations, it is now the largest gas station in Napa County. Current prices are $4.29 and $4.69 per ...

Washington’s average cost of gas per gallon is now $3.96 — a 6-cent increase from January’s average of $3.90. Last February, gas averaged $3.91 a gallon in Washington, 5-cents below the current ...