Coburn
Key Takeaway
Coburn is classified as low hazard in Oklahoma. It was completed in 1940 and is 86 years old. Its primary use is other.
Physical Details
| Dam Height | 15 ft (taller than 1% in OK) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 90 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | OK20968 |
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
MICHAEL & LOAINE MCWILLIAMS
Private
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What is the hazard classification of Coburn?
Coburn 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 Coburn?
Coburn is owned by MICHAEL & LOAINE MCWILLIAMS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coburn built?
Coburn was completed in 1940, making it 86 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 Coburn?
Coburn 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 Coburn?
Coburn has a dam height of 15 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 Coburn last inspected?
Coburn was last inspected on March 2, 2004. Inspection dates indicate when a formal review occurred, not the results of that inspection.