Granada Lake
Key Takeaway
Granada Lake is classified as high hazard in Oklahoma. It was completed in 1976 and is 50 years old. Its primary use is other. 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 | 16 ft (taller than 4.5% in OK) |
| Dam Length | 796 ft |
| Dam Type | Earth |
| Max Storage | 70 acre-ft |
| Normal Storage | 70 acre-ft |
| Max Discharge | 1,254 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | OK13214 |
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
GRANADA LAKE LLC
Private
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What is the hazard classification of Granada Lake?
Granada 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 Granada Lake?
Granada Lake is owned by GRANADA LAKE LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Granada Lake built?
Granada Lake was completed in 1976, making it 50 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 Granada Lake?
Granada Lake 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 Granada Lake?
Granada Lake has a dam height of 16 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 Granada Lake last inspected?
Granada Lake was last inspected on August 31, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.