SCS-Caston Mountain Creek Site-4
Key Takeaway
SCS-Caston Mountain Creek Site-4 is classified as high hazard in Oklahoma. It was completed in 1971 and is 55 years old. Its primary use is flood risk reduction. 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 | 77 ft (taller than 98.9% in OK) |
| Dam Length | 2,250 ft |
| Dam Type | Earth |
| Max Storage | 8.1K acre-ft |
| Normal Storage | 295 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 937 sq mi |
| Max Discharge | 35,000 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | OK12182 |
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
LEFLORE CO CONS DIST
State Government
Nearby Dams
SCS-Caston Mountain Creek Site-5
Le Flore, OK
High Hazard 63 ftVermillion Ray
Le Flore, OK
Low Hazard 25 ftSCS-Caston Mountain Creek Site-3
Le Flore, OK
Low Hazard 58 ftSCS-Caston Mountain Creek Site-2
Le Flore, OK
High Hazard 65 ftSCS-Caston Mountain Creek Site-1
Le Flore, OK
High Hazard 87 ftBroadwater John R.
Le Flore, OK
Low Hazard 26 ftCavanal
Le Flore, OK
Low Hazard 15 ftWister Dam
Le Flore, OK
High Hazard 99 ftFrequently Asked Questions
What is the hazard classification of SCS-Caston Mountain Creek Site-4?
SCS-Caston Mountain Creek Site-4 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 SCS-Caston Mountain Creek Site-4?
SCS-Caston Mountain Creek Site-4 is owned by LEFLORE CO CONS DIST (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was SCS-Caston Mountain Creek Site-4 built?
SCS-Caston Mountain Creek Site-4 was completed in 1971, making it 55 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 SCS-Caston Mountain Creek Site-4?
SCS-Caston Mountain Creek Site-4 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is SCS-Caston Mountain Creek Site-4?
SCS-Caston Mountain Creek Site-4 has a dam height of 77 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 SCS-Caston Mountain Creek Site-4 last inspected?
SCS-Caston Mountain Creek Site-4 was last inspected on December 13, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.