Loon Lake
Loon Lake is a concrete dam located in Piscataquis County, Maine, built in 1914. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Loon Lake
The primary purpose of Loon Lake is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. It impounds the Loon Stream.
The dam stands 17 feet tall and stretches 511 feet across, creates a reservoir covering 1,600 acres, has a maximum storage capacity of 10,537 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1914, 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 07/12/2018.
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Location
| State | Maine |
| County | Piscataquis |
| River/Stream | Loon Stream |
| Coordinates | 46.13090, -69.60090 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 511 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 10,537 acre-ft |
| Max Storage | 10,537 acre-ft |
| Normal Storage | 10,537 acre-ft |
| Surface Area | 1,600 acres |
| Drainage Area | 60 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner Type | Not Listed |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/12/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00212 |
| Federal ID | ME00212 |
| More Info | State Dam Safety Program |