(Brigham City, UT) — Gas prices are still climbing as the U-S war in Iran continues. Statewide, the average price for a gallon of self-serve regular is 3-dollars and 94-cents. Triple-A says that’s two-cents below the national average. The most expensive average price can be found in Beaver County where gas is 4-dollars and 30-cents. The least expensive average price can be found in Box Elder County where it’s three-88. The average price in Salt Lake County is three-92.