Waverly Avenue
Waverly Avenue is a concrete dam located in Somerset County, Maine, built in 1893. It carries a Significant hazard potential classification and has a fair condition assessment.
About Waverly Avenue
The primary purpose of Waverly Avenue 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 Town Of Pittsfield, Me (local government). It impounds the Sebasticook River near Pittsfield.
The dam stands 11 feet tall and stretches 272 feet across, creates a reservoir covering 850 acres, has a maximum storage capacity of 2,550 acre-feet, and collects water from a drainage area of 313 square miles. Completed in 1893, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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. The most recent inspection on record was 07/31/2025.
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Location
| State | Maine |
| County | Somerset |
| Nearest City | Pittsfield |
| River/Stream | Sebasticook River |
| Coordinates | 44.79480, -69.38660 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 272 ft |
| Year Completed | 1893 (133 years old) |
Storage & Hydraulics
| NID Storage | 2,550 acre-ft |
| Max Storage | 2,550 acre-ft |
| Normal Storage | 2,550 acre-ft |
| Surface Area | 850 acres |
| Drainage Area | 313 sq mi |
| Max Discharge | 400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Town of Pittsfield, ME |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 07/31/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | ME00111 |
| Federal ID | ME00111 |
| More Info | State Dam Safety Program |