Maltby #2 Dam
Key Takeaway
Maltby #2 Dam is classified as significant hazard in Connecticut. It was completed in 1862 and is 164 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 91.3% in CT) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 175 acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 172 cfs |
| Year Completed | 1862 (164 years old) |
| Year Modified | 2011 |
| NID ID | CT00112 |
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
South Central CT RWA
Public Utility
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Significant Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Maltby #2 Dam?
Maltby #2 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 Maltby #2 Dam?
Maltby #2 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 Maltby #2 Dam built?
Maltby #2 Dam was completed in 1862, making it 164 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 Maltby #2 Dam?
Maltby #2 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 Maltby #2 Dam?
Maltby #2 Dam has a dam height of 35 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 Maltby #2 Dam last inspected?
Maltby #2 Dam was last inspected on November 7, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.