Hayden
Key Takeaway
Hayden is classified as high hazard in Colorado. It was completed in 1905 and is 121 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 Height | 27 ft (taller than 59.3% in CO) |
| Dam Length | 1,820 ft |
| Dam Type | Earth |
| Max Storage | 765 acre-ft |
| Normal Storage | 502 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 7,738 cfs |
| Year Completed | 1905 (121 years old) |
| NID ID | CO00227 |
Safety Information
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?
Ownership
BOULDER & LEFTHAND IRRIGATION COMPANY (JUHL, BOB)
Private
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What is the hazard classification of Hayden?
Hayden 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 Hayden?
Hayden is owned by BOULDER & LEFTHAND IRRIGATION COMPANY (JUHL, BOB) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hayden built?
Hayden was completed in 1905, making it 121 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 Hayden?
Hayden serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hayden?
Hayden has a dam height of 27 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 Hayden last inspected?
Hayden was last inspected on December 20, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.