Mangum Lake No 1 Dam
Key Takeaway
Mangum Lake No 1 Dam is classified as low hazard in Texas. It was completed in 1963 and is 63 years old.
Physical Details
| Dam Height | 17 ft (taller than 23.1% in TX) |
| Dam Length | 885 ft |
| Dam Type | Earth |
| Max Storage | 143 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1963 (63 years old) |
| NID ID | TX03678 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
HAL MANGUM
Private
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Mangum Lake No 1 Dam?
Mangum Lake No 1 Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mangum Lake No 1 Dam?
Mangum Lake No 1 Dam is owned by HAL MANGUM (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mangum Lake No 1 Dam built?
Mangum Lake No 1 Dam was completed in 1963, making it 63 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Mangum Lake No 1 Dam?
Mangum Lake No 1 Dam has a dam height of 17 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 Mangum Lake No 1 Dam last inspected?
Mangum Lake No 1 Dam was last inspected on March 29, 1990. Inspection dates indicate when a formal review occurred, not the results of that inspection.