Tanner Lake Dam
Key Takeaway
Tanner Lake Dam is classified as significant hazard in Missouri. It was completed in 1975 and is 51 years old. Its primary use is grade stabilization. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 29 ft (taller than 59.6% in MO) |
| Dam Length | 700 ft |
| Dam Type | Earth |
| Max Storage | 108 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 278 sq mi |
| Max Discharge | 270 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | MO11230 |
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
OSWALD TANNER
Private
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What is the hazard classification of Tanner Lake Dam?
Tanner Lake 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 Tanner Lake Dam?
Tanner Lake Dam is owned by OSWALD TANNER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tanner Lake Dam built?
Tanner Lake Dam was completed in 1975, making it 51 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 Tanner Lake Dam?
Tanner Lake Dam serves the following purposes: Grade Stabilization, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tanner Lake Dam?
Tanner Lake Dam has a dam height of 29 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 Tanner Lake Dam last inspected?
Tanner Lake Dam was last inspected on July 2, 1980. Inspection dates indicate when a formal review occurred, not the results of that inspection.