Lower Blissville Pond Dam
Lower Blissville Pond Dam is a masonry dam located in New London County, Connecticut, built in 1860. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Lower Blissville Pond Dam
The primary purpose of Lower Blissville Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Lisbon (local government). It impounds the Blissville Brook near Lisbon.
The dam stands 14 feet tall and stretches 150 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1860, the structure is one of the older dams in the region, with over a century and a half 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 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 11/27/2019.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Connecticut |
| County | New London |
| Nearest City | Lisbon |
| River/Stream | Blissville Brook |
| Coordinates | 41.55801, -72.03803 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 150 ft |
| Year Completed | 1860 (166 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 54 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 495 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Lisbon |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/27/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00467 |
| Federal ID | CT00467 |
| More Info | State Dam Safety Program |