Stroudwater River is a concrete dam located in Cumberland County, Maine, built in 1849. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 16 ft16 ft tall and 60 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Stroudwater River
The primary purpose of Stroudwater River is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Portland (local government). It impounds the Stroudwater River.
The dam stands 16 feet tall and stretches 60 feet across, creates a reservoir covering 27 acres, and has a maximum storage capacity of 180 acre-feet. Completed in 1849, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat.
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Location
| State | Maine |
| County | Cumberland |
| River/Stream | Stroudwater River |
| Coordinates | 43.65649, -70.31069 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 60 ft |
| Year Completed | 1849 (177 years old) |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 152 acre-ft |
| Surface Area | 27 acres |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Portland |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00311 |
| Federal ID | ME00311 |
| More Info | State Dam Safety Program |