Cushing Lake
Key Takeaway
Cushing Lake is classified as high hazard in Oklahoma. It was completed in 1950 and is 76 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 | 48 ft (taller than 93.1% in OK) |
| Dam Length | 1,320 ft |
| Dam Type | Earth |
| Max Storage | 7.1K acre-ft |
| Normal Storage | 3.0K acre-ft |
| Surface Area | 591 acres |
| Drainage Area | 31 sq mi |
| Max Discharge | 21,974 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | OK10642 |
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
CITY OF CUSHING
Local Government
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Cushing Lake?
Cushing Lake 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 Cushing Lake?
Cushing Lake is owned by CITY OF CUSHING (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cushing Lake built?
Cushing Lake was completed in 1950, making it 76 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 Cushing Lake?
Cushing Lake 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 Cushing Lake?
Cushing Lake has a dam height of 48 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 Cushing Lake last inspected?
Cushing Lake was last inspected on December 7, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.