Pennsylvania motorists continue to face some of the nation’s highest prices at the pump. As reported by Triple-A, the average price for a gallon of regular rose last week in the Keystone State to three-dollars-62-cents. In Blair County, the average price for a gallon of gas is three-dollars-45-cents. Meanwhile, the national average is at three-oh-seven a gallon. Oklahoma continues to have the lowest average gas price in the nation at two-dollars-57-cents a gallon. Hawaii is once again the highest at four-54 a gallon.