Holmes
Key Takeaway
Holmes is classified as high hazard in Utah. It was completed in 1922 and is 104 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 Length | 476 ft |
| Dam Type | Earth |
| Max Storage | 1.4K acre-ft |
| Normal Storage | 1.1K acre-ft |
| Drainage Area | 3 sq mi |
| Max Discharge | 112 cfs |
| Year Completed | 1922 (104 years old) |
| NID ID | UT00142 |
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
HOLMES CREEK IRRIGATION COMPANY
Private
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High HazardFrequently Asked Questions
What is the hazard classification of Holmes?
Holmes 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 Holmes?
Holmes is owned by HOLMES CREEK IRRIGATION COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Holmes built?
Holmes was completed in 1922, making it 104 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 Holmes?
Holmes serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Holmes last inspected?
Holmes was last inspected on October 17, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.