Green Valley Park
Key Takeaway
Green Valley Park is classified as high hazard in Arizona. It was completed in 1995 and is 31 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 | 9 ft (taller than 3.9% in AZ) |
| Dam Length | 1,005 ft |
| Dam Type | Earth |
| Max Storage | 180 acre-ft |
| Normal Storage | 138 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 9,000 cfs |
| Year Completed | 1995 (31 years old) |
| NID ID | AZ00223 |
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
TOWN OF PAYSON
Local Government
Frequently Asked Questions
What is the hazard classification of Green Valley Park?
Green Valley Park 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 Valley Park?
Green Valley Park is owned by TOWN OF PAYSON (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Green Valley Park built?
Green Valley Park was completed in 1995, making it 31 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 Valley Park?
Green Valley Park serves the following purposes: Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Green Valley Park?
Green Valley Park has a dam height of 9 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 Valley Park last inspected?
Green Valley Park was last inspected on April 1, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.