Aps Lined Decant Water Pond

CHACO WASH - TR· San Juan, New Mexico· Built 2003· Earth· 86 ft tall
Significant Hazard Tailings Public Utility

Key Takeaway

Aps Lined Decant Water Pond is classified as significant hazard in New Mexico. It was completed in 2003 and is 23 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 86 ft (taller than 87.4% in NM)
Dam Length5,740 ft
Dam TypeEarth
Max Storage422 acre-ft
Normal Storage114 acre-ft
Surface Area42 acres
Drainage Area0 sq mi
Year Completed2003 (23 years old)
NID IDNM00634

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: November 20, 2019
State Regulated: Yes
Regulatory Agency: OFFICE OF THE STATE ENGINEER

Ownership

ARIZONA PUBLIC SERVICE COMPANY

Public Utility

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Aps Lined Decant Water Pond?

Aps Lined Decant Water Pond is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Aps Lined Decant Water Pond?

Aps Lined Decant Water Pond is owned by ARIZONA PUBLIC SERVICE COMPANY (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Aps Lined Decant Water Pond built?

Aps Lined Decant Water Pond was completed in 2003, making it 23 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 Aps Lined Decant Water Pond?

Aps Lined Decant Water Pond serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Aps Lined Decant Water Pond?

Aps Lined Decant Water Pond has a dam height of 86 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 Aps Lined Decant Water Pond last inspected?

Aps Lined Decant Water Pond was last inspected on November 20, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.