Lower Blissville Pond Dam
Key Takeaway
Lower Blissville Pond Dam is classified as significant hazard in Connecticut. It was completed in 1860 and is 166 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 14 ft (taller than 54.3% in CT) |
| Dam Length | 150 ft |
| Dam Type | Masonry |
| Max Storage | 54 acre-ft |
| Normal Storage | 54 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 495 cfs |
| Year Completed | 1860 (166 years old) |
| NID ID | CT00467 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Town of Lisbon
Local Government
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High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Lower Blissville Pond Dam?
Lower Blissville Pond Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lower Blissville Pond Dam?
Lower Blissville Pond Dam is owned by Town of Lisbon (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Blissville Pond Dam built?
Lower Blissville Pond Dam was completed in 1860, making it 166 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Lower Blissville Pond Dam?
Lower Blissville Pond Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lower Blissville Pond Dam?
Lower Blissville Pond Dam has a dam height of 14 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Lower Blissville Pond Dam last inspected?
Lower Blissville Pond Dam was last inspected on November 27, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.