Ripogenus is a captivating hydroelectric dam located in Millinocket, Maine, along the beautiful West Branch Penobscot River.
Wind
Humidity
Constructed in 1916, this concrete, earth, and gravity dam stands at an impressive height of 83 feet and has a length of 795 feet, with a storage capacity of 688,000 acre-feet. The dam serves multiple purposes including flood risk reduction, recreation, and water supply, making it a vital resource for the surrounding area.
Managed by the Federal Energy Regulatory Commission, Ripogenus poses a high hazard potential due to its location and structural features. Despite its age, the dam remains in good condition with regular inspections ensuring its safety and integrity. With a maximum discharge capacity of 95,660 cubic feet per second, Ripogenus plays a crucial role in managing water flow and providing clean energy to the region. For water resource and climate enthusiasts, Ripogenus represents a historic and essential piece of infrastructure that continues to contribute to the sustainable development of the area.
In addition to its engineering marvel, Ripogenus also supports fish and wildlife habitats, highlighting the balance between human needs and environmental conservation. With its controlled spillway and eight slide gates, the dam is equipped to handle emergencies and ensure the safety of downstream areas. As climate change continues to impact water resources, the importance of structures like Ripogenus in managing water flow and mitigating risks becomes increasingly evident, making it a fascinating subject for those interested in water resource management and climate resilience.
Year Completed |
1916 |
Dam Length |
795 |
Dam Height |
83 |
River Or Stream |
West Branch Penobscot River |
Surface Area |
29279 |
Drainage Area |
1422 |
Nid Storage |
688000 |
Outlet Gates |
Slide (sluice gate) - 8 |
Hazard Potential |
High |
Foundations |
Rock |
Nid Height |
83 |
| Location | Reservations | Toilets |
|---|---|---|
HorseRace Campground
|
||
Kidney Pond Campground
|
||
Daicey Pond Campground
|
||
Nesowadnehunk Field - Baxter State Park
|
||
Group A
|
||
Group B
|