Gas prices in Michigan are at their lowest level of the year, dropping 17¢ in the past week to an average of $3.07 a gallon. The price is down 81¢ in the past month and 8¢ lower than last year. A 15-gallon fill up costs $46 on average in the state. The highest price is in Traverse City at $3.37, while Marquette’s $2.94 is the lowest.
