Lower Mundo

AMARGO CREEK -TR· Rio Arriba, New Mexico· Built 1969· Earth·

Key Takeaway

Lower Mundo is classified as high hazard in New Mexico. It was completed in 1969 and is 57 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 Length810 ft
Dam TypeEarth
Normal Storage1.4K acre-ft
Year Completed1969 (57 years old)
NID IDNM00190

Safety Information

High Hazard

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?

Emergency Action Plan: Yes
Last Inspection: July 12, 2012
State Regulated: No

Ownership

BIA

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Lower Mundo?

Lower Mundo 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 Lower Mundo?

Lower Mundo is owned by BIA (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lower Mundo built?

Lower Mundo was completed in 1969, making it 57 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 Mundo?

Lower Mundo serves the following purposes: Flood Risk Reduction, Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Lower Mundo last inspected?

Lower Mundo was last inspected on July 12, 2012. 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.