Ob-3 Process Water Storage Lagoon 2
Key Takeaway
Ob-3 Process Water Storage Lagoon 2 is classified as high hazard in Washington. It was completed in 2021 and is 5 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Length | 4,350 ft |
| Dam Type | Earth |
| Max Storage | 651 acre-ft |
| Normal Storage | 586 acre-ft |
| Max Discharge | 0 cfs |
| Year Completed | 2021 (5 years old) |
| NID ID | WA00767 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
OB-3 Resource Management, LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Ob-3 Process Water Storage Lagoon 2?
Ob-3 Process Water Storage Lagoon 2 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Ob-3 Process Water Storage Lagoon 2?
Ob-3 Process Water Storage Lagoon 2 is owned by OB-3 Resource Management, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ob-3 Process Water Storage Lagoon 2 built?
Ob-3 Process Water Storage Lagoon 2 was completed in 2021, making it 5 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 Ob-3 Process Water Storage Lagoon 2?
Ob-3 Process Water Storage Lagoon 2 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Ob-3 Process Water Storage Lagoon 2 last inspected?
Ob-3 Process Water Storage Lagoon 2 was last inspected on November 14, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.