Shirley Pond is a concrete dam located in Piscataquis County, Maine, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 13 ft13 ft tall and 65 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 Shirley Pond
The primary purpose of Shirley Pond 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 Shirley (local government). It impounds the Shirley Pond near Shirley.
The dam stands 13 feet tall and stretches 65 feet across, creates a reservoir covering 60 acres, and has a maximum storage capacity of 207 acre-feet. Completed in 1959, the structure is well into its service life at over 50 years old.
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. The most recent inspection on record was 06/09/2015. That was over 11 years ago.
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Location
| State | Maine |
| County | Piscataquis |
| Nearest City | Shirley |
| River/Stream | Shirley Pond |
| Coordinates | 45.36596, -69.62036 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 65 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 207 acre-ft |
| Max Storage | 207 acre-ft |
| Normal Storage | 156 acre-ft |
| Surface Area | 60 acres |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Shirley |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/09/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00171 |
| Federal ID | ME00171 |
| More Info | State Dam Safety Program |