Bolton Falls
Bolton Falls is a timber crib dam located in Washington County, Vermont, built in 1898. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Bolton Falls
The primary purpose of Bolton Falls 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 Green Mountain Power Corporation (public utility). It impounds the Winooski River near North Duxbury.
The dam stands 75 feet tall and stretches 190 feet across, creates a reservoir covering 70 acres, has a maximum storage capacity of 355 acre-feet, and collects water from a drainage area of 835 square miles. Completed in 1898, 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 06/14/2018.
At 75 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Vermont |
| County | Washington |
| Nearest City | North Duxbury |
| River/Stream | Winooski River |
| Coordinates | 44.35950, -72.81720 |
Physical Characteristics
| Dam Type | Timber Crib |
| NID Height | 75 ft |
| Dam Height | 75 ft |
| Dam Length | 190 ft |
| Year Completed | 1898 (128 years old) |
Storage & Hydraulics
| NID Storage | 355 acre-ft |
| Max Storage | 355 acre-ft |
| Normal Storage | 355 acre-ft |
| Surface Area | 70 acres |
| Drainage Area | 835 sq mi |
| Max Discharge | 68,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Green Mountain Power Corporation |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/14/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | VT00261 |
| Federal ID | VT00261 |
| More Info | State Dam Safety Program |