Lower Chalk Tank
Key Takeaway
Lower Chalk Tank is classified as low hazard in Arizona. It was completed in 2002 and is 24 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 22 ft (taller than 36.8% in AZ) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Normal Storage | 54 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 2002 (24 years old) |
| NID ID | AZ00315 |
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
BAR BOOT RANCH
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lower Chalk Tank?
Lower Chalk 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 Lower Chalk Tank?
Lower Chalk Tank is owned by BAR BOOT RANCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Chalk Tank built?
Lower Chalk Tank was completed in 2002, making it 24 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 Lower Chalk Tank?
Lower Chalk 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 Lower Chalk Tank?
Lower Chalk Tank has a dam height of 22 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 Lower Chalk Tank last inspected?
Lower Chalk Tank was last inspected on December 3, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.