Washington state has the highest gasoline prices in the nation, with a gallon costing drivers $1.50 more than the national average on Tuesday, according to data from AAA.

The recent price spike can be attributed, in part, to a temporarily closed pipeline in the Puget Sound region, repairs at refineries, increased gas taxes and the higher cost for summer-blend fuel.

A gallon of unleaded gas cost $4.66 on average in Washington, compared to the national average of $3.18.

Drivers in Eastern Washington currently pay less than those west of the Cascades, with a gallon of gas in King County costing an average of $4.88, compared to the $4.31 Spokane County drivers pay.

According to GasBuddy, an app that helps drivers find the cheapest fuel, the cost of a gallon of gas has fallen by about thre

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