Upper Dam
Upper Dam is a concrete dam located in Piscataquis County, Maine, built in 1908. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Upper Dam
Upper Dam is a dam in Piscataquis, Maine. The dam is owned by Town Of Dover-foxcroft, Me (local government). It impounds the Piscataquis River near Dover-foxcroft.
The dam stands 12 feet tall and stretches 200 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 295 square miles. Completed in 1908, 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 08/03/2023.
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Location
| State | Maine |
| County | Piscataquis |
| Nearest City | Dover-foxcroft |
| River/Stream | Piscataquis River |
| Coordinates | 45.18370, -69.23000 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 200 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 295 sq mi |
| Max Discharge | 22,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Town of Dover-Foxcroft, ME |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/03/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00157 |
| Federal ID | ME00157 |
| More Info | State Dam Safety Program |