Massachusetts Bog
Massachusetts Bog is a timber crib dam located in Franklin County, Maine, built in 1970. It carries a Low hazard potential classification and has a fair condition assessment.
About Massachusetts Bog
The primary purpose of Massachusetts Bog is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Ursa Major Llc, C/o American Forest Management (private). It impounds the Massachusetts Bog Stream.
The dam stands 16 feet tall and stretches 50 feet across, creates a reservoir covering 30 acres, and has a maximum storage capacity of 264 acre-feet. Completed in 1970, the structure is well into its service life at over 50 years 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 08/24/2016.
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Location
| State | Maine |
| County | Franklin |
| River/Stream | Massachusetts Bog Stream |
| Coordinates | 45.35713, -70.78993 |
Physical Characteristics
| Dam Type | Timber Crib |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 50 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 264 acre-ft |
| Max Storage | 264 acre-ft |
| Normal Storage | 253 acre-ft |
| Surface Area | 30 acres |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Ursa Major LLC, c/o American Forest Management |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 08/24/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00374 |
| Federal ID | ME00374 |
| More Info | State Dam Safety Program |