LANSING, Mich. (Michigan News Source) – Gas prices in Michigan are up six-cents per gallon in the past week.

AAA Michigan says the average is now $3.02, which is 29-cents lower than last year.

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A 15-gallon fill up costs roughly $45, which is down $13 from the highest price last year in August.

The most expensive gas is in Ann Arbor at $3.07, .while Marquette has the lowest prices at $2.89.