Stone Dam - Dike 8, located in Millinocket, Maine, stands as a significant structure on the West Branch Penobscot River, serving a primary purpose of hydroelectric power generation.
Wind
Humidity
Completed in 1900, this earth dam stands at a height of 9 feet and spans 1895 feet, with a storage capacity of 8100 acre-feet. Despite lacking a spillway, the dam has a surface area of 1344 acres and drains a watershed of 1890 acres.
Managed by the Federal Energy Regulatory Commission, Stone Dam - Dike 8 poses a high hazard potential due to its age and lack of recent condition assessment. The dam remains uninspected for over a year, highlighting potential risks to downstream areas in the event of a failure. While no state regulatory agency oversees the dam, its critical role in both flood risk reduction and water supply underscores the importance of regular maintenance and monitoring to ensure the safety of surrounding communities and ecosystems. Water resource and climate enthusiasts should keep a watchful eye on Stone Dam - Dike 8 as it continues to play a vital role in Maine's hydroelectric infrastructure.
Year Completed |
1900 |
Dam Length |
1895 |
Dam Height |
9 |
River Or Stream |
West Branch Penobscot River |
Surface Area |
1344 |
Drainage Area |
1890 |
Nid Storage |
8100 |
Hazard Potential |
High |
Nid Height |
9 |
East Branch Penobscot River At Grindstone
|
943cfs |
Mattawamkeag River Near Mattawamkeag
|
1130cfs |
Piscataquis River At Medford
|
880cfs |
Penobscot River At West Enfield
|
16000cfs |
Seboeis River Near Shin Pond
|
156cfs |
Piscataquis River Near Dover-Foxcroft
|
2180cfs |
| Location | Reservations | Toilets |
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Remote Site 5K
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Remote Site 5J
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Remote Site 4I
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Remote Sit 3G
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Remote Site 3H
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Remote Site 2F
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