Mccoy Detention Dam
Key Takeaway
Mccoy Detention Dam is classified as high hazard in New Mexico. It was completed in 1991 and is 35 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 57.4% in NM) |
| Dam Length | 2,738 ft |
| Dam Type | Earth |
| Max Storage | 365 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 15,382 cfs |
| Year Completed | 1991 (35 years old) |
| NID ID | NM00539 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
ALBUQUERQUE METRO ARROYO FLOOD CONTROL AUTHORITY
Local Government
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High Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Mccoy Detention Dam?
Mccoy Detention Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mccoy Detention Dam?
Mccoy Detention Dam is owned by ALBUQUERQUE METRO ARROYO FLOOD CONTROL AUTHORITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mccoy Detention Dam built?
Mccoy Detention Dam was completed in 1991, making it 35 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 Mccoy Detention Dam?
Mccoy Detention Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mccoy Detention Dam?
Mccoy Detention Dam has a dam height of 35 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 Mccoy Detention Dam last inspected?
Mccoy Detention Dam was last inspected on December 5, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.