Avra Valley Wwtp
Key Takeaway
Avra Valley Wwtp is classified as low hazard in Arizona. It was completed in 1994 and is 32 years old. Its primary use is other.
Physical Details
| Dam Height | 14 ft (taller than 16% in AZ) |
| Dam Length | 4,141 ft |
| Dam Type | Earth |
| Normal Storage | 437 acre-ft |
| Surface Area | 48 acres |
| Year Completed | 1994 (32 years old) |
| NID ID | AZ00273 |
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
PIMA COUNTY WASTEWATER MANAGEMENT
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Avra Valley Wwtp?
Avra Valley Wwtp 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 Avra Valley Wwtp?
Avra Valley Wwtp is owned by PIMA COUNTY WASTEWATER MANAGEMENT (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Avra Valley Wwtp built?
Avra Valley Wwtp was completed in 1994, making it 32 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 Avra Valley Wwtp?
Avra Valley Wwtp serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Avra Valley Wwtp?
Avra Valley Wwtp has a dam height of 14 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 Avra Valley Wwtp last inspected?
Avra Valley Wwtp was last inspected on February 23, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.