Mallory Tank
Key Takeaway
Mallory Tank is classified as low hazard in Arizona. It was completed in 1918 and is 108 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 13 ft (taller than 13.7% in AZ) |
| Dam Length | 296 ft |
| Dam Type | Earth |
| Normal Storage | 113 acre-ft |
| Surface Area | 27 acres |
| Year Completed | 1918 (108 years old) |
| NID ID | AZ00291 |
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
ARIZONA STATE LAND DEPARTMENT;NORMAN BROWN
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Mallory Tank?
Mallory Tank 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 Mallory Tank?
Mallory Tank is owned by ARIZONA STATE LAND DEPARTMENT;NORMAN BROWN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mallory Tank built?
Mallory Tank was completed in 1918, making it 108 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 Mallory Tank?
Mallory Tank serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mallory Tank?
Mallory Tank has a dam height of 13 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 Mallory Tank last inspected?
Mallory Tank was last inspected on October 16, 2009. Inspection dates indicate when a formal review occurred, not the results of that inspection.