Devils Hole | Devils Hole | Leelanau | 709 | Glen Haven |
Juvigny Valley | Juvigny Valley | Crawford | 1247 | Pere Cheney |
Marl Pit | Marl Pit | Cass | 820 | Mottville |
Marl Pit | Marl Pit | Cass | 801 | Mottville |
Moskey Basin | Moskey Basin | Keweenaw | 600 | Lake Richie |
Haymeadow Gravel Pit | Haymeadow Gravel Pit | Delta | 620 | Rapid River |
Marl Pit | Marl Pit | St. Joseph | 837 | Schoolcraft |
Chippewa Basin | Chippewa Basin | 581 | Unknown | |
Luddington Basin | Luddington Basin | 581 | Unknown | |
South Chippewa Basin | South Chippewa Basin | 577 | Unknown | |
Muskegon Basin | Muskegon Basin | 581 | Unknown | |
Manitoulin Basin | Manitoulin Basin | 577 | Unknown |