Little Payette Lake Dike
Key Takeaway
Little Payette Lake Dike is classified as significant hazard in Idaho. It was completed in 1926 and is 100 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 2.8% in ID) |
| Dam Length | 825 ft |
| Normal Storage | 3.6K acre-ft |
| Surface Area | 1,450 acres |
| Drainage Area | 64 sq mi |
| Max Discharge | 3,000 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | ID00527 |
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
Private
Nearby Dams
Knox Meadow
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Significant Hazard 19 ftLittle Payette Lake Main
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High Hazard 25 ftPoro
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Low Hazard 22 ftBoulder Meadow
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Significant Hazard 35 ftJug Creek Upper
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Significant Hazard 32 ftShaw Twins Upper
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Low Hazard 17 ftHollenbeak
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Low Hazard 29 ftLouie Lake
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Little Payette Lake Dike?
Little Payette Lake Dike 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 Little Payette Lake Dike?
Little Payette Lake Dike is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Little Payette Lake Dike built?
Little Payette Lake Dike was completed in 1926, making it 100 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 Little Payette Lake Dike?
Little Payette Lake Dike serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Little Payette Lake Dike?
Little Payette Lake Dike has a dam height of 11 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 Little Payette Lake Dike last inspected?
Little Payette Lake Dike was last inspected on September 17, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.