Tree Top Prosser Lagoons 2 & 3
Key Takeaway
Tree Top Prosser Lagoons 2 & 3 is classified as significant hazard in Washington. It was completed in 1991 and is 35 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 3,925 ft |
| Dam Type | Earth |
| Max Storage | 163 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1991 (35 years old) |
| NID ID | WA00609 |
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
Tree Top Inc
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Tree Top Prosser Lagoons 2 & 3?
Tree Top Prosser Lagoons 2 & 3 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 Tree Top Prosser Lagoons 2 & 3?
Tree Top Prosser Lagoons 2 & 3 is owned by Tree Top Inc (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tree Top Prosser Lagoons 2 & 3 built?
Tree Top Prosser Lagoons 2 & 3 was completed in 1991, making it 35 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 Tree Top Prosser Lagoons 2 & 3?
Tree Top Prosser Lagoons 2 & 3 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Tree Top Prosser Lagoons 2 & 3 last inspected?
Tree Top Prosser Lagoons 2 & 3 was last inspected on October 10, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.