Halls Pond Dam
Halls Pond Dam is an earth dam located in Tolland County, Connecticut, built in 1920. It carries a Significant hazard potential classification and has a fair condition assessment.
About Halls Pond Dam
The primary purpose of Halls Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Buccino, Jr. (private). It impounds the Conant Brook near South Willington.
The dam stands 22 feet tall and stretches 633 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 216 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1920, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/25/2024.
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Location
| State | Connecticut |
| County | Tolland |
| Nearest City | South Willington |
| River/Stream | Conant Brook |
| Coordinates | 41.85687, -72.29942 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 633 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 216 acre-ft |
| Max Storage | 216 acre-ft |
| Normal Storage | 216 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 273 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Buccino, Jr. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/25/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00645 |
| Federal ID | CT00645 |
| More Info | State Dam Safety Program |