Wilson Pond Dam
Wilson Pond Dam is an earth dam located in Litchfield County, Connecticut, built in 1948. It carries a Significant hazard potential classification and has a poor condition assessment.
About Wilson Pond Dam
The primary purpose of Wilson Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Helen Harris & Chase Van Der Rhoer (private). It impounds the Rock Brook Tribuatary near Harwinton.
The dam stands 8 feet tall and stretches 34 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 144 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1948, the structure is well-established, with more than 75 years of service.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/20/2020.
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Location
| State | Connecticut |
| County | Litchfield |
| Nearest City | Harwinton |
| River/Stream | Rock Brook Tribuatary |
| Coordinates | 41.74503, -73.03474 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 34 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 107 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Helen Harris & Chase Van Der Rhoer |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/20/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00368 |
| Federal ID | CT00368 |
| More Info | State Dam Safety Program |