Ob-3 Warden Digester Lagoon
Key Takeaway
Ob-3 Warden Digester Lagoon is classified as high hazard in Washington. It was completed in 2018 and is 8 years old. Its primary use is other. 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 Type | Earth |
| Max Storage | 95 acre-ft |
| Normal Storage | 78 acre-ft |
| Drainage Area | 6 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 2018 (8 years old) |
| NID ID | WA00756 |
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
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What is the hazard classification of Ob-3 Warden Digester Lagoon?
Ob-3 Warden Digester Lagoon 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 Warden Digester Lagoon?
Ob-3 Warden Digester Lagoon 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 Warden Digester Lagoon built?
Ob-3 Warden Digester Lagoon was completed in 2018, making it 8 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 Warden Digester Lagoon?
Ob-3 Warden Digester Lagoon 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 Ob-3 Warden Digester Lagoon last inspected?
Ob-3 Warden Digester Lagoon was last inspected on December 31, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.