Carbone Flood Control Dam
Key Takeaway
Carbone Flood Control Dam is classified as high hazard in Montana. It was completed in 2002 and is 24 years old. Its primary use is flood risk reduction. 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 | 32 ft (taller than 90.8% in MT) |
| Dam Length | 2,400 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 327 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 14,300 cfs |
| Year Completed | 2002 (24 years old) |
| NID ID | MT03852 |
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
NAVAJO TRANSITIONAL ENERGY COMPANY
Private
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Carbone Flood Control Dam?
Carbone Flood Control 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 Carbone Flood Control Dam?
Carbone Flood Control Dam is owned by NAVAJO TRANSITIONAL ENERGY COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Carbone Flood Control Dam built?
Carbone Flood Control Dam was completed in 2002, making it 24 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 Carbone Flood Control Dam?
Carbone Flood Control Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Carbone Flood Control Dam?
Carbone Flood Control Dam has a dam height of 32 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 Carbone Flood Control Dam last inspected?
Carbone Flood Control Dam was last inspected on June 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.