Puff
Key Takeaway
Puff is classified as low hazard in Wyoming. It was completed in 1976 and is 50 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 30 ft (taller than 63.1% in WY) |
| Dam Length | 285 ft |
| Dam Type | Earth |
| Max Storage | 59 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | WY01500 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
POWDER RIVER RANCH, INC.
Private
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Low Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Puff?
Puff is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Puff?
Puff is owned by POWDER RIVER RANCH, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Puff built?
Puff was completed in 1976, making it 50 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 Puff?
Puff serves the following purposes: Flood Risk Reduction, 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 Puff?
Puff has a dam height of 30 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 Puff last inspected?
Puff was last inspected on August 8, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.