Show michigan salt most of the states salt production is confined to the lower peninsula in the counties of 0 bay losco huron st clair midland manistee mason gratiot and wayne michigan leads all other states in salt production says the detroit news the three principal areas are arc those around saginaw bay city and midland around ludington and manistee and around port huron st clair and detroit much of the salt is produced from brine formed by pumping water into the salt formation though there are also rock salt mines |