Twin Branch No.1 Dam
Key Takeaway
Twin Branch No.1 Dam is classified as high hazard in West Virginia. It was completed in 1920 and is 106 years old. Its primary use is other. 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 | 52 ft (taller than 57.5% in WV) |
| Dam Length | 467 ft |
| Dam Type | Earth |
| Max Storage | 118 acre-ft |
| Normal Storage | 78 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1920 (106 years old) |
| NID ID | WV04711 |
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
WV CITIZENS CONSERVATION CORPS
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Twin Branch No.1 Dam?
Twin Branch No.1 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 Twin Branch No.1 Dam?
Twin Branch No.1 Dam is owned by WV CITIZENS CONSERVATION CORPS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Twin Branch No.1 Dam built?
Twin Branch No.1 Dam was completed in 1920, making it 106 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 Twin Branch No.1 Dam?
Twin Branch No.1 Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Twin Branch No.1 Dam?
Twin Branch No.1 Dam has a dam height of 52 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 Twin Branch No.1 Dam last inspected?
Twin Branch No.1 Dam was last inspected on April 9, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.