Willow Lake
Key Takeaway
Willow Lake is classified as significant hazard in Utah. It was completed in 1978 and is 48 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 1,259 ft |
| Dam Type | Earth |
| Max Storage | 226 acre-ft |
| Normal Storage | 120 acre-ft |
| Drainage Area | 0 sq mi |
| Year Completed | 1978 (48 years old) |
| NID ID | UT00329 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
DIVISION OF WILDLIFE RESOURCES
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Willow Lake?
Willow Lake is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Willow Lake?
Willow Lake is owned by DIVISION OF WILDLIFE RESOURCES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Willow Lake built?
Willow Lake was completed in 1978, making it 48 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 Willow Lake?
Willow Lake serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Willow Lake last inspected?
Willow Lake was last inspected on September 13, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.