Dobsonville Pond Dam
Dobsonville Pond Dam is a masonry dam located in Tolland County, Connecticut, built in 1900. It carries a Significant hazard potential classification and has a fair condition assessment.
About Dobsonville Pond Dam
The primary purpose of Dobsonville 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 Tankerhoosen River near Talcottville.
The dam stands 26 feet tall and stretches 84 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 125 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1900, 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 10/15/2021.
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Location
| State | Connecticut |
| County | Tolland |
| Nearest City | Talcottville |
| River/Stream | Tankerhoosen River |
| Coordinates | 41.82437, -72.48743 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 84 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 125 acre-ft |
| Max Storage | 125 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 342 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Connecticut DEEP |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/15/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00210 |
| Federal ID | CT00210 |
| More Info | State Dam Safety Program |