Happy Valley Lake Dam
Key Takeaway
Happy Valley Lake Dam is classified as low hazard in Arkansas. It was completed in 1960 and is 66 years old. Its primary use is recreation.
Physical Details
| Dam Height | 24 ft (taller than 40.4% in AR) |
| Dam Length | 270 ft |
| Dam Type | Earth |
| Max Storage | 92 acre-ft |
| Normal Storage | 52 acre-ft |
| Max Discharge | 494 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | AR00002 |
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
OUACHITA GIRL SCOUT COUNCIL
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Happy Valley Lake Dam?
Happy Valley Lake Dam 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 Happy Valley Lake Dam?
Happy Valley Lake Dam is owned by OUACHITA GIRL SCOUT COUNCIL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Happy Valley Lake Dam built?
Happy Valley Lake Dam was completed in 1960, making it 66 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 Happy Valley Lake Dam?
Happy Valley 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 Happy Valley Lake Dam?
Happy Valley Lake Dam has a dam height of 24 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.