Billingsley Dam
Key Takeaway
Billingsley Dam is classified as low hazard in Washington. It was completed in 1949 and is 77 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Type | Earth |
| Max Storage | 190 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 130 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 273 cfs |
| Year Completed | 1949 (77 years old) |
| NID ID | WA00071 |
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
Billingsley Ranch
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Billingsley Dam?
Billingsley Dam 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 Billingsley Dam?
Billingsley Dam is owned by Billingsley Ranch (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Billingsley Dam built?
Billingsley Dam was completed in 1949, making it 77 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 Billingsley Dam?
Billingsley Dam serves the following purposes: Flood Risk Reduction, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Billingsley Dam last inspected?
Billingsley Dam was last inspected on January 23, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.