Salt Lake County Upper I-9
Key Takeaway
Salt Lake County Upper I-9 is classified as significant hazard in Utah. It was completed in 1990 and is 36 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 2,100 ft |
| Dam Type | Earth |
| Max Storage | 35 acre-ft |
| Normal Storage | 17 acre-ft |
| Drainage Area | 0 sq mi |
| Year Completed | 1990 (36 years old) |
| NID ID | UT00785 |
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
SALT LAKE COUNTY PUBLIC WORKS
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Salt Lake County Upper I-9?
Salt Lake County Upper I-9 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 Salt Lake County Upper I-9?
Salt Lake County Upper I-9 is owned by SALT LAKE COUNTY PUBLIC WORKS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Salt Lake County Upper I-9 built?
Salt Lake County Upper I-9 was completed in 1990, making it 36 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 Salt Lake County Upper I-9?
Salt Lake County Upper I-9 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Salt Lake County Upper I-9 last inspected?
Salt Lake County Upper I-9 was last inspected on May 21, 2003. Inspection dates indicate when a formal review occurred, not the results of that inspection.