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 326–350 of 510
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Heintz Lake Dam Ogemaw County | 8 | 1930 | Low | Satisfactory |
| Headquarters Lake Dam Grand Traverse County | 16 | 1955 | Low | Satisfactory |
| Haymarsh Lake Dam Mecosta County | 12 | 1949 | Low | Satisfactory |
| Hart Lake Oceana County | 31 | 1927 | Low | Satisfactory |
| Hartenstene Dam St. Joseph County | 30 | 1912 | Low | Satisfactory |
| Hardwood Dam Dickinson County | 37 | 1977 | Significant | Satisfactory |
| Hancock Creek Dam Dickinson County | 12 | 1951 | Low | Satisfactory |
| Hamlin Lake Dam Mason County | 23 | 1913 | High | Satisfactory |
| Gribben Tailings Basin Dam Marquette County | 115 | 1977 | Significant | Satisfactory |
| Greenwood Reservoir Dam Marquette County | 60 | 1973 | Significant | Satisfactory |
| Greenwood Afterbay Dam Marquette County | 41 | 1973 | Significant | Satisfactory |
| Greenville Dam Montcalm County | 14 | 1914 | Significant | Satisfactory |
| Green Oak Lake Dam Washtenaw County | 20 | 1960 | Low | Satisfactory |
| Green Lake Dam Washtenaw County | 9 | 1981 | Low | Satisfactory |
| Grass Lake Level Control Structure Montmorency County | 16 | 1937 | Low | Satisfactory |
| Grass Lake Level Control Structure Kent County | 29 | 1973 | Significant | Satisfactory |
| Grass Lake Dam Benzie County | 8 | 1951 | Low | Satisfactory |
| Grasshopper Gulch Walleye Pond Dam Delta County | 20 | 1981 | Low | Satisfactory |
| Grand Rapids Detached Dike No 3 Menominee County | 10 | 1909 | Low | Satisfactory |
| Grand Mere Lake Level Control Structure Berrien County | 8 | 2007 | Low | Satisfactory |
| Goose Pond Dam Emmet County | 8 | 1966 | Low | Satisfactory |
| Good Point Flooding Dam Montcalm County | 11 | — | Low | Satisfactory |
| Golden Lotus Dam Otsego County | 22 | 1955 | Low | Satisfactory |
| Gerhard Dam Grand Traverse County | 25 | 1960 | Low | Satisfactory |
| Gene's Pond Dam Dickinson County | 27 | 1973 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.