Maine Dams
582 dams tracked by the National Inventory of Dams
Total Dams
582
High Hazard
75
12.9%
Poor / Unsatisfactory
80
Average Age
111 yrs
Hazard Classification
High75 (12.9%)
Significant77 (13.2%)
Low429 (73.7%)
Condition Assessment
Satisfactory166 (28.5%)
Fair72 (12.4%)
Poor / Unsatisfactory80 (13.7%)
Not Rated264 (45.4%)
Federal
24
State
49
Local
155
Private
280
Tallest Dams
- Indian Pond 175 ft
- Wyman 155 ft
- Gulf Island 99 ft
- Ripogenus 83 ft
- Skelton 75 ft
High Hazard Dams
- Indian Pond High
- Wyman High
- Gulf Island High
- Ripogenus High
- Skelton High
Poor Condition Dams
- Libby BrookUnsatisfactory
- WoodlandPoor
- Bryant PondUnsatisfactory
- Old FallsPoor
- Wilson StreamPoor
All Dams in Maine
Showing 526–550 of 582
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Twine Mill York County | 18 | 1980 | Low | Satisfactory |
| Twitchell Pond Oxford County | 7 | 1860 | Low | Not Rated |
| Tyler Flowage Washington County | 7 | 1964 | Low | Not Rated |
| Ulmer Brook Hancock County | 10 | 1981 | Significant | Unsatisfactory |
| Union Gas Kennebec County | 28 | 1924 | Low | Satisfactory |
| Upper Penobscot County | 10 | 1900 | Low | Poor |
| Upper Barn Meadow Dike Washington County | 8 | 1964 | Low | Not Rated |
| Upper Bartlett York County | 9 | — | Low | Not Rated |
| Upper Dam Piscataquis County | 12 | 1908 | Low | Satisfactory |
| Upper Dam Oxford County | 25 | 1883 | High | Satisfactory |
| Upper Goodall Heath Dam Washington County | 10 | 1958 | Low | Poor |
| Upper Kezar Falls - Approach Channel York County | 11 | 1910 | Low | Satisfactory |
| Upper Kezar Falls - Main Channel Oxford County | 8 | 1860 | Low | Fair |
| Upper Little Falls Washington County | 20 | 1950 | Significant | Poor |
| Upper Little River Waldo County | 34 | 1910 | Significant | Unsatisfactory |
| Upper Magurrewock Dike Washington County | 10 | 1955 | Low | Satisfactory |
| Upper Somes Hancock County | 12 | 1900 | Low | Not Rated |
| Upper Stetson Stream Penobscot County | 10 | 1853 | Low | Not Rated |
| Upper West Bay Pond Hancock County | 9 | 1978 | Low | Not Rated |
| Vanceboro Washington County | 21 | 1967 | Significant | Satisfactory |
| Village Penobscot County | 16 | 1826 | Low | Not Rated |
| Village Oxford County | 14 | 1900 | Low | Not Rated |
| Violette Brook Aroostook County | 75 | 1975 | High | Fair |
| Vose Pond Dam Washington County | 9 | 1963 | Low | Poor |
| Wadleigh York County | 14 | 1920 | Significant | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.