Mountain Park
Key Takeaway
Mountain Park is classified as high hazard in Oklahoma. It was completed in 1975 and is 51 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 | 59 ft (taller than 97.3% in OK) |
| Dam Length | 535 ft |
| Dam Type | Concrete |
| Max Storage | 197.5K acre-ft |
| Normal Storage | 97.5K acre-ft |
| Surface Area | 9,600 acres |
| Drainage Area | 121 sq mi |
| Max Discharge | 38,300 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | OK20502 |
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
RECLAMATION
Federal Government
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What is the hazard classification of Mountain Park?
Mountain Park 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 Mountain Park?
Mountain Park is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mountain Park built?
Mountain Park was completed in 1975, making it 51 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 Mountain Park?
Mountain Park 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 Mountain Park?
Mountain Park has a dam height of 59 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 Mountain Park last inspected?
Mountain Park was last inspected on July 21, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.