Rocky Lake Outlet, located in Washington, Maine, is a state-regulated dam with a primary purpose of flood risk reduction.
Wind
Humidity
Completed in 1966, this rockfill dam stands at a height of 14 feet and has a hydraulic height of 10 feet. With a storage capacity of 9320 acre-feet, this dam plays a crucial role in mitigating potential flooding events in the area.
The dam, situated on the Rocky Lake stream, also serves as a recreational spot for water resource and climate enthusiasts. With a spillway width of 40 feet and a low hazard potential, Rocky Lake Outlet provides a safe and enjoyable environment for outdoor activities. Although the dam's condition assessment is currently not rated, regular inspections are conducted every 12 months to ensure its structural integrity and functionality.
Managed by the State of Maine and owned by the state agency MEMA, Rocky Lake Outlet showcases the commitment to effective flood risk management and water resource preservation. The dam's strategic location and design contribute to the overall safety and well-being of the surrounding communities, making it an essential infrastructure for sustainable development and environmental protection in the region.
Year Completed |
1966 |
Dam Length |
150 |
Dam Height |
14 |
River Or Stream |
Rocky Lake |
Primary Dam Type |
Rockfill |
Hydraulic Height |
10 |
Nid Storage |
9320 |
Structural Height |
14 |
Hazard Potential |
Low |
Nid Height |
14 |
Dennys River At Dennysville
|
1010cfs |
Libby Brook Near Northfield
|
9cfs |
St. Croix River At Baring
|
1100cfs |
Old Stream Near Wesley
|
27cfs |
Narraguagus River At Cherryfield
|
158cfs |
Grand Lake Stream At Grand Lake Stream
|
113cfs |
| Location | Reservations | Toilets |
|---|---|---|
Cobscook Bay State Park Campground
|
||
Cobscook Bay State Park
|
||
Reversing Falls Park
|