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 101–125 of 582
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Spencer Pond Piscataquis County | 12 | 1965 | Low | Not Rated |
| Spencer Lake Somerset County | 14 | 1946 | Low | Not Rated |
| South Meduxnekeag Aroostook County | 8 | — | Low | Not Rated |
| South Berwick York County | 38 | 1923 | Low | Not Rated |
| Songo Lock Cumberland County | 19 | 1830 | Low | Not Rated |
| Sokokis Lake North York County | 15 | 1901 | Low | Not Rated |
| Snow's Pond Piscataquis County | 28 | 1970 | High | Satisfactory |
| Snare Meadow Dam Washington County | 8 | 1958 | Low | Poor |
| Snare Creek Washington County | 7 | 1900 | Low | Not Rated |
| Smith's Mill Pond Waldo County | 18 | 1900 | Low | Not Rated |
| Smith Farm Aroostook County | 35 | 1966 | Significant | Fair |
| Sleeper Androscoggin County | 10 | 1850 | Significant | Poor |
| Skelton York County | 75 | 1948 | High | Satisfactory |
| Silver Lake Hancock County | 29 | 1930 | High | Unsatisfactory |
| Shirley Pond Piscataquis County | 13 | 1959 | Low | Not Rated |
| Sheepscot Outlet Waldo County | 10 | 1900 | Low | Not Rated |
| Shawmut Somerset County | 26 | 1912 | Low | Satisfactory |
| Shapleigh Pond York County | 16 | 1900 | Low | Not Rated |
| Shaker Bog Androscoggin County | 8 | 1816 | Low | Not Rated |
| Seven Mile Stream Kennebec County | 18 | 1820 | Low | Poor |
| Seeley Flowage Dam Washington County | 8 | 1958 | Low | Poor |
| Seboomook Lake Somerset County | 60 | 1936 | High | Satisfactory |
| Seboeis Lake Piscataquis County | 11 | 1925 | Low | Not Rated |
| Sebec Piscataquis County | 15 | 1984 | High | Satisfactory |
| Sebasticook Penobscot County | 15 | 1988 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.