Porter Pond Dam is a masonry dam located in Windham County, Connecticut. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 9 ft9 ft tall and 300 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 Porter Pond Dam
The primary purpose of Porter Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Connecticut Deep (state). It impounds the Wood River.
The dam stands 9 feet tall and stretches 300 feet across, creates a reservoir covering 9 acres, and collects water from a drainage area of 2 square miles.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/28/2021.
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Location
| State | Connecticut |
| County | Windham |
| River/Stream | Wood River |
| Coordinates | 41.64516, -71.81885 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 300 ft |
Storage & Hydraulics
| Surface Area | 9 acres |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Connecticut Deep |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/28/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT01328 |
| Federal ID | CT01328 |
| More Info | State Dam Safety Program |