Mill Stream
Mill Stream is a stone dam located in Somerset County, Maine, built in 1900. It carries a Low hazard potential classification.
About Mill Stream
The primary purpose of Mill Stream 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 Norridgewock (local government). It impounds the Mill Stream.
The dam stands 27 feet tall and stretches 113 feet across, creates a reservoir covering 50 acres, and has a maximum storage capacity of 660 acre-feet. Completed in 1900, 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. The most recent inspection on record was 11/05/1980. That was over 45 years ago.
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Location
| State | Maine |
| County | Somerset |
| River/Stream | Mill Stream |
| Coordinates | 44.71361, -69.78911 |
Physical Characteristics
| Dam Type | Stone |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 113 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 660 acre-ft |
| Max Storage | 660 acre-ft |
| Normal Storage | 540 acre-ft |
| Surface Area | 50 acres |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Norridgewock |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/05/1980 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00420 |
| Federal ID | ME00420 |
| More Info | State Dam Safety Program |