Tierney Dam
Key Takeaway
Tierney Dam is classified as significant hazard in Iowa. It was completed in 2002 and is 24 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 14 ft (taller than 4.2% in IA) |
| Dam Length | 500 ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 134 acre-ft |
| Year Completed | 2002 (24 years old) |
| NID ID | IA04355 |
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
Not Listed
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What is the hazard classification of Tierney Dam?
Tierney Dam 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 Tierney Dam?
Tierney Dam is owned by information not available (Not Listed). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tierney Dam built?
Tierney Dam was completed in 2002, making it 24 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Tierney Dam?
Tierney Dam has a dam height of 14 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.