De Tour Passage Underwater Preserve

DeTour Passage Underwater Preserve
Location within the state of Michigan
LocationLake Huron, Chippewa County, Michigan USA
Nearest cityDe Tour Village, Michigan
Coordinates45°59′06″N 83°53′42″W / 45.985°N 83.895°W / 45.985; -83.895
Governing bodyMichigan Department of Natural Resources

The DeTour Passage Underwater Preserve is a preservation area in the U.S. state of Michigan. Located in Lake Huron, it completely surrounds Drummond Island and includes all of DeTour Passage and adjacent sections of Lake Huron and the St. Mary's River.