Thunderbird Park Reservoir
Key Takeaway
Thunderbird Park Reservoir is classified as high hazard in Arizona. It was completed in 1985 and is 41 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 | 44 ft (taller than 73.9% in AZ) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 40 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 75 cfs |
| Year Completed | 1985 (41 years old) |
| NID ID | AZ00204 |
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 GLENDALE, CHOLLA WATER TREATMENT PLANT
Local Government
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High Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Thunderbird Park Reservoir?
Thunderbird Park Reservoir 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 Thunderbird Park Reservoir?
Thunderbird Park Reservoir is owned by CITY OF GLENDALE, CHOLLA WATER TREATMENT PLANT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thunderbird Park Reservoir built?
Thunderbird Park Reservoir was completed in 1985, making it 41 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 Thunderbird Park Reservoir?
Thunderbird Park Reservoir 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 Thunderbird Park Reservoir?
Thunderbird Park Reservoir has a dam height of 44 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 Thunderbird Park Reservoir last inspected?
Thunderbird Park Reservoir was last inspected on May 27, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.