Gas prices in Arizona continue to drop slightly. Triple-A Arizona says the average price of gas this week was down a cent on average to $2.90 a gallon. In Flagstaff, gas prices are down nearly three cents a gallon from last week to $3.10 a gallon. However, some stations are selling gas for $2.95 and lower. In the Prescott area, gas prices were unchanged from last week, remaining at $3.09 a gallon. Some stations are selling gas for $2.94 and lower. Officials say if prices continue to drop, we could see a bigger drop at the pump in the coming months.