Mclead Flood Control Dam

MCLEOD & BROADHURST ARROYO· Doña Ana, New Mexico· Built 1951· Earth· 18 ft tall
High Hazard Flood Risk Reduction Local Government

Key Takeaway

Mclead Flood Control Dam is classified as high hazard in New Mexico. It was completed in 1951 and is 75 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 18 ft (taller than 14.4% in NM)
Dam Length6,774 ft
Dam TypeEarth
Max Storage720 acre-ft
Normal Storage0 acre-ft
Surface Area70 acres
Drainage Area18 sq mi
Max Discharge1,881 cfs
Year Completed1951 (75 years old)
Year Modified1993
NID IDNM00343

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: February 25, 2020
State Regulated: Yes
Regulatory Agency: OFFICE OF THE STATE ENGINEER

Ownership

MCLEAD WATERSHED BOARD

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Mclead Flood Control Dam?

Mclead Flood Control 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 Mclead Flood Control Dam?

Mclead Flood Control Dam is owned by MCLEAD WATERSHED BOARD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Mclead Flood Control Dam built?

Mclead Flood Control Dam was completed in 1951, making it 75 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 Mclead Flood Control Dam?

Mclead Flood Control 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 Mclead Flood Control Dam?

Mclead Flood Control Dam has a dam height of 18 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 Mclead Flood Control Dam last inspected?

Mclead Flood Control Dam was last inspected on February 25, 2020. 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.