Graham E.D.
Key Takeaway
Graham E.D. is classified as low hazard in Oklahoma. It was completed in 1979 and is 47 years old. Its primary use is other.
Physical Details
| Dam Height | 40 ft (taller than 83.4% in OK) |
| Dam Length | 750 ft |
| Dam Type | Earth |
| Max Storage | 132 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 2,278 cfs |
| Year Completed | 1979 (47 years old) |
| NID ID | OK21406 |
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
MCCUBBIN HILL LAND AND CATTLE CO
Private
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Low Hazard 47 ftFrequently Asked Questions
What is the hazard classification of Graham E.D.?
Graham E.D. 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 Graham E.D.?
Graham E.D. is owned by MCCUBBIN HILL LAND AND CATTLE CO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Graham E.D. built?
Graham E.D. was completed in 1979, making it 47 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 Graham E.D.?
Graham E.D. 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 Graham E.D.?
Graham E.D. has a dam height of 40 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 Graham E.D. last inspected?
Graham E.D. was last inspected on August 31, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.