Spencer Lake is a concrete dam located in Somerset County, Maine, built in 1946. It carries a Low hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 120 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 Spencer Lake
The primary purpose of Spencer Lake 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 Mosquito LLC (private). It impounds the Little Spencer Stream.
The dam stands 14 feet tall and stretches 120 feet across, creates a reservoir covering 1,819 acres, and has a maximum storage capacity of 8,230 acre-feet. Completed in 1946, the structure is well-established, with more than 75 years 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Maine |
| County | Somerset |
| River/Stream | Little Spencer Stream |
| Coordinates | 45.36522, -70.27454 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 120 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 8,230 acre-ft |
| Max Storage | 8,230 acre-ft |
| Normal Storage | 7,124 acre-ft |
| Surface Area | 1,819 acres |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Mosquito LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00128 |
| Federal ID | ME00128 |
| More Info | State Dam Safety Program |