Millinocket Lake is a timber crib dam located in Piscataquis County, Maine, built in 1943. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 11 ft11 ft tall and 228 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Millinocket Lake
The primary purpose of Millinocket 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 Inclime, Inc. (private). It impounds the Millinocket Stream near Ashland.
The dam stands 11 feet tall and stretches 228 feet across, creates a reservoir covering 2,788 acres, has a maximum storage capacity of 22,900 acre-feet, and collects water from a drainage area of 70 square miles. Completed in 1943, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/25/2018.
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Location
| State | Maine |
| County | Piscataquis |
| Nearest City | Ashland |
| River/Stream | Millinocket Stream |
| Coordinates | 46.30416, -68.82743 |
Physical Characteristics
| Dam Type | Timber Crib |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 228 ft |
| Year Completed | 1943 (83 years old) |
Storage & Hydraulics
| NID Storage | 22,900 acre-ft |
| Max Storage | 22,900 acre-ft |
| Normal Storage | 22,900 acre-ft |
| Surface Area | 2,788 acres |
| Drainage Area | 70 sq mi |
| Max Discharge | 2,735 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Inclime, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/25/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00228 |
| Federal ID | ME00228 |
| More Info | State Dam Safety Program |