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 1–25 of 66
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Woodland Washington County | 46 | 1906 | High | Poor |
| Wilson Stream Piscataquis County | 36 | 1920 | Low | Poor |
| Wilson Pond Kennebec County | 16 | 1900 | Significant | Poor |
| Wilson Pond Piscataquis County | 12 | 1907 | Significant | Poor |
| Whitney Irrigation Pond Penobscot County | 16 | 1950 | Low | Poor |
| Whiskeag Sagadahoc County | 9 | 1937 | Low | Poor |
| Vose Pond Dam Washington County | 9 | 1963 | Low | Poor |
| Upper Little Falls Washington County | 20 | 1950 | Significant | Poor |
| Upper Goodall Heath Dam Washington County | 10 | 1958 | Low | Poor |
| Upper Penobscot County | 10 | 1900 | Low | Poor |
| Tolman Knox County | 20 | 1967 | Significant | Poor |
| Telos Piscataquis County | 20 | 1890 | Low | Poor |
| Swetts Pond Penobscot County | 6 | 1946 | Significant | Poor |
| Stump Pond Penobscot County | 12 | 1936 | Low | Poor |
| Spragues Mill Penobscot County | 14 | 1955 | Low | Poor |
| Snare Meadow Dam Washington County | 8 | 1958 | Low | Poor |
| Sleeper Androscoggin County | 10 | 1850 | Significant | Poor |
| Seven Mile Stream Kennebec County | 18 | 1820 | Low | Poor |
| Seeley Flowage Dam Washington County | 8 | 1958 | Low | Poor |
| Schools Farm Dam Aroostook County | 18 | — | Significant | Poor |
| Sandy Pond #3 Waldo County | 9 | 1900 | Significant | Poor |
| Rogers Neck Pond Sagadahoc County | 23 | 1880 | Low | Poor |
| Rock Haven Lake York County | 14 | 1790 | Low | Poor |
| Rockabema Pond Aroostook County | 9 | 1880 | Low | Poor |
| Porter Lake Franklin County | 8 | 1940 | Low | Poor |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.