Mannington Water Supply Dam
Key Takeaway
Mannington Water Supply Dam is classified as high hazard in West Virginia. It was completed in 1964 and is 62 years old. Its primary use is recreation. 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 | 56 ft (taller than 61.2% in WV) |
| Dam Length | 315 ft |
| Dam Type | Earth |
| Max Storage | 352 acre-ft |
| Normal Storage | 228 acre-ft |
| Surface Area | 14 acres |
| Year Completed | 1964 (62 years old) |
| NID ID | WV04921 |
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
CITY OF MANNINGTON
Local Government
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High Hazard 62 ftFrequently Asked Questions
What is the hazard classification of Mannington Water Supply Dam?
Mannington Water Supply 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 Mannington Water Supply Dam?
Mannington Water Supply Dam is owned by CITY OF MANNINGTON (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mannington Water Supply Dam built?
Mannington Water Supply Dam was completed in 1964, making it 62 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 Mannington Water Supply Dam?
Mannington Water Supply 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 Mannington Water Supply Dam?
Mannington Water Supply Dam has a dam height of 56 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 Mannington Water Supply Dam last inspected?
Mannington Water Supply Dam was last inspected on June 17, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.