Trapped Rock

TRAPPED ROCK DRAW· McKinley, New Mexico· Built 1992· Earth·
High Hazard Irrigation Recreation Federal Government

Key Takeaway

Trapped Rock is classified as high hazard in New Mexico. It was completed in 1992 and is 34 years old. Its primary use is irrigation. 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 Length550 ft
Dam TypeEarth
Normal Storage450 acre-ft
Year Completed1992 (34 years old)
NID IDNM82930

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: August 28, 2012
State Regulated: No

Ownership

BIA

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Trapped Rock?

Trapped Rock 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 Trapped Rock?

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

When was Trapped Rock built?

Trapped Rock was completed in 1992, making it 34 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 Trapped Rock?

Trapped Rock serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Trapped Rock last inspected?

Trapped Rock was last inspected on August 28, 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.