Marmet Locks and Dam
Key Takeaway
Marmet Locks and Dam is classified as significant hazard in West Virginia. It was completed in 1934 and is 92 years old. Its primary use is navigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 973 ft |
| Dam Type | Concrete |
| Max Storage | 30.6K acre-ft |
| Normal Storage | 30.6K acre-ft |
| Surface Area | 1,300 acres |
| Drainage Area | 8,816 sq mi |
| Max Discharge | 13,200 cfs |
| Year Completed | 1934 (92 years old) |
| NID ID | WV03908 |
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
USACE - Huntington District
Federal Government
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High Hazard 203 ftFrequently Asked Questions
What is the hazard classification of Marmet Locks and Dam?
Marmet Locks and 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 Marmet Locks and Dam?
Marmet Locks and Dam is owned by USACE - Huntington District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Marmet Locks and Dam built?
Marmet Locks and Dam was completed in 1934, making it 92 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 Marmet Locks and Dam?
Marmet Locks and Dam serves the following purposes: Navigation, Recreation, Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Marmet Locks and Dam last inspected?
Marmet Locks and Dam was last inspected on May 27, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.