Aspetuck Reservoir Dam
Key Takeaway
Aspetuck Reservoir Dam is classified as significant hazard in Connecticut. It was completed in 1913 and is 113 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 37.9% in CT) |
| Dam Length | 1,180 ft |
| Dam Type | Earth |
| Max Storage | 413 acre-ft |
| Normal Storage | 202 acre-ft |
| Surface Area | 63 acres |
| Drainage Area | 18 sq mi |
| Year Completed | 1913 (113 years old) |
| Year Modified | 1986 |
| NID ID | CT00021 |
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
Aquarion Water Company of Connecticut
Public Utility
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Significant Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Aspetuck Reservoir Dam?
Aspetuck Reservoir 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 Aspetuck Reservoir Dam?
Aspetuck Reservoir Dam is owned by Aquarion Water Company of Connecticut (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Aspetuck Reservoir Dam built?
Aspetuck Reservoir Dam was completed in 1913, making it 113 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 Aspetuck Reservoir Dam?
Aspetuck Reservoir Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Aspetuck Reservoir Dam?
Aspetuck Reservoir Dam has a dam height of 11 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 Aspetuck Reservoir Dam last inspected?
Aspetuck Reservoir Dam was last inspected on June 12, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.