Michigan Dams
1,020 dams tracked by the National Inventory of Dams
Total Dams
1,020
High Hazard
146
14.3%
Poor / Unsatisfactory
94
Average Age
82 yrs
Hazard Classification
High146 (14.3%)
Significant149 (14.6%)
Low716 (70.2%)
Condition Assessment
Satisfactory510 (50.0%)
Fair157 (15.4%)
Poor / Unsatisfactory94 (9.2%)
Not Rated259 (25.4%)
Federal
61
State
162
Local
179
Private
564
Tallest Dams
- Victoria 210 ft
- Empire Mine Tailings Basin Dam163 ft
- Forestville ( Dam 2 ) 130 ft
- Gribben Tailings Basin Dam115 ft
- Ludington 110 ft
High Hazard Dams
- Victoria High
- Forestville ( Dam 2 ) High
- Ludington High
- Hardy High
- Tilden Recirculation BasinHigh
Poor Condition Dams
- Edenville DamUnsatisfactory
- Secord DamUnsatisfactory
- Au TrainPoor
- Sanford Dam Unsatisfactory
- Smallwood DamUnsatisfactory
All Dams in Michigan
Showing 651–675 of 1,020
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Oak Grove Millpond Dam Livingston County | 20 | 1850 | Significant | Not Rated |
| Ogden Lake Dam Marquette County | 9 | 1990 | High | Satisfactory |
| Okie Kauffman Dam Oscoda County | 20 | 1975 | Low | Poor |
| Old Fur Farm Dam Clare County | 9 | 1949 | Low | Satisfactory |
| Olga Lake Dam Lake County | 8 | 1937 | Low | Not Rated |
| Olger Lake Dam Mecosta County | 14 | 2000 | Low | Not Rated |
| O'Neal Lake Dam Emmet County | 10 | 1954 | Low | Unsatisfactory |
| Orangeville Dam Barry County | 9 | 1920 | Significant | Poor |
| Orchard Lake Dam Oakland County | 8 | 1968 | Low | Satisfactory |
| Oronoko Lakes Dam Berrien County | 7 | 1917 | Low | Satisfactory |
| Otsego Dam Allegan County | 21 | 1904 | High | Fair |
| Otter Lake Dam Houghton County | 12 | 1978 | Low | Satisfactory |
| Otter Lake Diversion Dam Baraga County | 11 | 1979 | Low | Not Rated |
| Otter Pond Alcona County | 14 | 1996 | Low | Not Rated |
| Ottogan Dam Allegan County | 18 | 1989 | Significant | Satisfactory |
| Outlaw Pond Alcona County | 12 | 1996 | Low | Not Rated |
| Ovid-Kinderhook Ww Treatment Lagoons Branch County | 16 | 1997 | Low | Not Rated |
| Oxbow Dam Oakland County | 15 | 1964 | High | Satisfactory |
| Oxford Multi-Lakes Control Structure Oakland County | 12 | 1975 | Low | Satisfactory |
| Packard Farm Stage 3 Waste Storage Facility Clare County | 12 | 1990 | Low | Not Rated |
| Palmer Bayou Dam Allegan County | 11 | 1952 | Low | Satisfactory |
| Pankey Dam Oscoda County | 10 | 1900 | Low | Satisfactory |
| Parent Creek Dam Baraga County | 12 | — | Low | Fair |
| Parshallville Dam Livingston County | 14 | 1976 | Low | Satisfactory |
| Paw Paw Lake Level Control Structure Berrien County | 11 | 1987 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.