Prison Pond is a concrete dam located in Windsor County, Vermont, built in 1925. It carries a Significant hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 154 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 Prison Pond
The primary purpose of Prison Pond is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by State of Vermont - Dfw (state). It impounds the Hubbard Brook-tr near Windsor.
The dam stands 18 feet tall and stretches 154 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 8 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1925, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 08/09/2006. That was over 20 years ago.
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Location
| State | Vermont |
| County | Windsor |
| Nearest City | Windsor |
| River/Stream | Hubbard Brook-tr |
| Coordinates | 43.50069, -72.44425 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 154 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 8 acre-ft |
| Max Storage | 8 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | State of Vermont - Dfw |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 08/09/2006 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | VT00363 |
| Federal ID | VT00363 |
| More Info | State Dam Safety Program |