Lake Glen Dam
Key Takeaway
Lake Glen Dam is classified as high hazard in Connecticut. It was completed in 1907 and is 119 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 62 ft (taller than 97% in CT) |
| Dam Length | 380 ft |
| Dam Type | Concrete |
| Max Storage | 710 acre-ft |
| Normal Storage | 710 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 4,100 cfs |
| Year Completed | 1907 (119 years old) |
| Year Modified | 2003 |
| NID ID | CT00317 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
South Central CT RWA
Public Utility
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High Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Lake Glen Dam?
Lake Glen Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Glen Dam?
Lake Glen Dam is owned by South Central CT RWA (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Glen Dam built?
Lake Glen Dam was completed in 1907, making it 119 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 Glen Dam?
Lake Glen 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 Lake Glen Dam?
Lake Glen Dam has a dam height of 62 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 Glen Dam last inspected?
Lake Glen Dam was last inspected on November 6, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.