Damariscotta - Waste Gate Dam is a concrete dam located in Lincoln County, Maine, built in 1920. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 57 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 Damariscotta - Waste Gate Dam
The primary purpose of Damariscotta - Waste Gate Dam 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 Kei (maine) Power Management (IV) LLC (private). It impounds the Damariscotta River near Damariscotta.
The dam stands 10 feet tall and stretches 57 feet across, creates a reservoir covering 4,625 acres, has a maximum storage capacity of 142,529 acre-feet, and collects water from a drainage area of 57 square miles. Completed in 1920, the structure is over a century 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/21/2019.
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Location
| State | Maine |
| County | Lincoln |
| Nearest City | Damariscotta |
| River/Stream | Damariscotta River |
| Coordinates | 44.06186, -69.52675 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 57 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 142,529 acre-ft |
| Max Storage | 142,529 acre-ft |
| Normal Storage | 142,529 acre-ft |
| Surface Area | 4,625 acres |
| Drainage Area | 57 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Kei (maine) Power Management (IV) LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/21/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME83062 |
| Federal ID | ME00238S001 |
| More Info | State Dam Safety Program |