Six & Fifty Detention Dam

TRIBUTARY OF WEST SALT CREEK· Mesa, Colorado· Built 1957· Gravity·
Low Hazard Debris Control Federal Government

Key Takeaway

Six & Fifty Detention Dam is classified as low hazard in Colorado. It was completed in 1957 and is 69 years old. Its primary use is debris control.

Physical Details

Dam Length489 ft
Dam TypeGravity
Max Storage201 acre-ft
Normal Storage201 acre-ft
Surface Area160 acres
Year Completed1957 (69 years old)
NID IDCO01257

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: May 5, 2011
State Regulated: No

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Six & Fifty Detention Dam?

Six & Fifty Detention Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Six & Fifty Detention Dam?

Six & Fifty Detention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Six & Fifty Detention Dam built?

Six & Fifty Detention Dam was completed in 1957, making it 69 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 Six & Fifty Detention Dam?

Six & Fifty Detention Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Six & Fifty Detention Dam last inspected?

Six & Fifty Detention Dam was last inspected on May 5, 2011. 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.