AAA Michigan says gasoline prices have fallen about 30 cents during the past week to a statewide average of about $3.64 per gallon.
The auto club says Monday the average is about 7 cents per gallon more than this time last year.
Issues at several Midwest refineries drove up prices earlier this month, but AAA Michigan says prices now have dropped for the second consecutive week.
Of the cities it surveys, AAA Michigan says the cheapest price for self-serve unleaded fuel is in the Flint area, where it's about $3.54 a gallon. The highest average is in Saginaw and Bay City areas at about $3.72 a gallon.
Dearborn-based AAA Michigan surveys 2,800 Michigan gas stations daily.
See prices at the pump here.