(Circleville, UT) — Gas prices are once again on the rise across Utah. Triple-A says the statewide average for a gallon of self-serve regular is now four-dollars and 28-cents. That’s nine-cents higher than one week earlier. The highest average price can be found in Piute County where gas is four-dollars and 55-cents. The lowest average price can be found in Wasatch County where gas is four-19. Gas in Salt Lake County is now four-26.