Las Ventanas Detention Dam

NORTH PIEDRAS MARCADAS· Bernalillo, New Mexico· Built 1999· Earth· 17 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Las Ventanas Detention Dam is classified as high hazard in New Mexico. It was completed in 1999 and is 27 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 17 ft (taller than 12.3% in NM)
Dam Length5,925 ft
Dam TypeEarth
Max Storage323 acre-ft
Normal Storage0 acre-ft
Surface Area57 acres
Drainage Area2 sq mi
Max Discharge17,590 cfs
Year Completed1999 (27 years old)
NID IDNM00591

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: No
Last Inspection: January 14, 2021
State Regulated: Yes
Regulatory Agency: OFFICE OF THE STATE ENGINEER

Ownership

ALBUQUERQUE METRO ARROYO FLOOD CONTROL AUTHORITY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Las Ventanas Detention Dam?

Las Ventanas 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 Las Ventanas Detention Dam?

Las Ventanas 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 Las Ventanas Detention Dam built?

Las Ventanas Detention Dam was completed in 1999, making it 27 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 Las Ventanas Detention Dam?

Las Ventanas 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 Las Ventanas Detention Dam?

Las Ventanas Detention Dam has a dam height of 17 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 Las Ventanas Detention Dam last inspected?

Las Ventanas Detention Dam was last inspected on January 14, 2021. 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.