Slack
Key Takeaway
Slack is classified as low hazard in Arizona. It was completed in 1995 and is 31 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 50 ft (taller than 79.8% in AZ) |
| Dam Length | 587 ft |
| Dam Type | Rockfill |
| Max Storage | 59 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1995 (31 years old) |
| NID ID | AZ00225 |
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
CAPSTONE PINTO VALLEY MINING CORP.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Slack?
Slack 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 Slack?
Slack is owned by CAPSTONE PINTO VALLEY MINING CORP. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Slack built?
Slack 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 Slack?
Slack serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Slack?
Slack has a dam height of 50 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 Slack last inspected?
Slack was last inspected on March 25, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.