Lake Naraneka Dam
Key Takeaway
Lake Naraneka Dam is classified as significant hazard in Connecticut. It was completed in 1937 and is 89 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 18 ft (taller than 67.8% in CT) |
| Dam Length | 156 ft |
| Dam Type | Concrete |
| Max Storage | 677 acre-ft |
| Normal Storage | 490 acre-ft |
| Surface Area | 55 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 230 cfs |
| Year Completed | 1937 (89 years old) |
| NID ID | CT00223 |
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
Twixt Hills Homeowners Assoc., Inc.
Private
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High Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Lake Naraneka Dam?
Lake Naraneka 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 Lake Naraneka Dam?
Lake Naraneka Dam is owned by Twixt Hills Homeowners Assoc., Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Naraneka Dam built?
Lake Naraneka Dam was completed in 1937, making it 89 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 Lake Naraneka Dam?
Lake Naraneka 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 Lake Naraneka Dam?
Lake Naraneka Dam has a dam height of 18 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 Lake Naraneka Dam last inspected?
Lake Naraneka Dam was last inspected on September 1, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.