Thomas Reservoir Dam
Key Takeaway
Thomas Reservoir Dam is classified as high hazard in West Virginia. It was completed in 1937 and is 89 years old. Its primary use is water supply. 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 | 26 ft (taller than 17.6% in WV) |
| Dam Length | 322 ft |
| Dam Type | Rockfill |
| Max Storage | 188 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 8 acres |
| Year Completed | 1937 (89 years old) |
| NID ID | WV09306 |
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 THOMAS
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Thomas Reservoir Dam?
Thomas Reservoir 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 Thomas Reservoir Dam?
Thomas Reservoir Dam is owned by CITY OF THOMAS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thomas Reservoir Dam built?
Thomas Reservoir Dam was completed in 1937, making it 89 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 Thomas Reservoir Dam?
Thomas Reservoir 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 Thomas Reservoir Dam?
Thomas Reservoir Dam has a dam height of 26 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 Thomas Reservoir Dam last inspected?
Thomas Reservoir Dam was last inspected on October 4, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.