Dams in Knox County, Maine
14Total Dams
3High Hazard
2Significant
Dam Safety in Knox County, Maine
Knox County has 14 dams tracked in the National Inventory of Dams. Of these, 3 are classified as high hazard — meaning failure would probably cause loss of human life. Another 2 carry a significant hazard classification. Currently, 5 dams have a condition assessment of poor or unsatisfactory.
The average dam in Knox County is 102 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Casket Mill at 25 ft.
Explore more: Oldest dams in Maine · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Seabright | High | Satisfactory | 23 | Hydroelectric | 1900 |
| Megunticook East | High | Poor | 18 | Fire Protection, Stock, Or Small Fish Pond | 1900 |
| Megunticook West | High | Poor | 14 | Fire Protection, Stock, Or Small Fish Pond | 1900 |
| Tolman | Significant | Poor | 20 | Fire Protection, Stock, Or Small Fish Pond | 1967 |
| Lermond Pond | Significant | Poor | 12 | Hydroelectric | 1850 |
| Casket Mill | Low | Poor | 25 | Hydroelectric | 1920 |
| Maine Blueberry Association Dam | Low | Not Available | 16 | Irrigation | 1966 |
| Forest Pond | Low | Not Rated | 15 | Other | 1920 |
| Mill Pond | Low | Not Rated | 15 | Fish and Wildlife Pond | 1920 |
| Henderson #1 | Low | Not Rated | 11 | Recreation | 1970 |
| Henderson #2 | Low | Not Rated | 11 | Recreation | 1970 |
| Grassy Pond | Low | Not Rated | 11 | Water Supply | 1962 |
| Fish Pond | Low | Not Rated | 9 | Recreation | 1874 |
| Mill Pond | Undetermined | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | 1915 |