Browns Mill is a concrete dam located in Piscataquis County, Maine, built in 1856. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 265 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 Browns Mill
The primary purpose of Browns Mill 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 (USA) Power Management Inc. (private). It impounds the Piscataquis River.
The dam stands 24 feet tall and stretches 265 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 352 square miles. Completed in 1856, the structure is one of the older dams in the region, with over a century and a half 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.
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Location
| State | Maine |
| County | Piscataquis |
| River/Stream | Piscataquis River |
| Coordinates | 45.18358, -69.21912 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 265 ft |
| Year Completed | 1856 (170 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 352 sq mi |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Kei (USA) Power Management Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00156 |
| Federal ID | ME00156 |
| More Info | State Dam Safety Program |