Green Lake Dam
Key Takeaway
Green Lake Dam is classified as high hazard in Arkansas. It was completed in 1972 and is 54 years old. Its primary use is recreation. 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 | 25 ft (taller than 44.1% in AR) |
| Dam Length | 373 ft |
| Dam Type | Earth |
| Max Storage | 75 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 289 cfs |
| Year Completed | 1972 (54 years old) |
| NID ID | AR00107 |
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
JAMES W. WILLIAMS(MINOR DEC92)
Private
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Significant Hazard 32 ftFrequently Asked Questions
What is the hazard classification of Green Lake Dam?
Green Lake Dam 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 Green Lake Dam?
Green Lake Dam is owned by JAMES W. WILLIAMS(MINOR DEC92) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Green Lake Dam built?
Green Lake Dam was completed in 1972, making it 54 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 Green Lake Dam?
Green Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Green Lake Dam?
Green Lake Dam has a dam height of 25 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 Green Lake Dam last inspected?
Green Lake Dam was last inspected on April 24, 1997. Inspection dates indicate when a formal review occurred, not the results of that inspection.