Shiflett Reservoir No. 1
Key Takeaway
Shiflett Reservoir No. 1 is classified as high hazard in Washington. It was completed in 1945 and is 81 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 Type | Earth |
| Max Storage | 29 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1945 (81 years old) |
| NID ID | WA01016 |
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
Steven Shiflett Orchard Inc.
Private
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High HazardFrequently Asked Questions
What is the hazard classification of Shiflett Reservoir No. 1?
Shiflett Reservoir No. 1 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 Shiflett Reservoir No. 1?
Shiflett Reservoir No. 1 is owned by Steven Shiflett Orchard Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Shiflett Reservoir No. 1 built?
Shiflett Reservoir No. 1 was completed in 1945, making it 81 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 Shiflett Reservoir No. 1?
Shiflett Reservoir No. 1 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 Shiflett Reservoir No. 1 last inspected?
Shiflett Reservoir No. 1 was last inspected on November 10, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.