Lawson Lake Dam
Key Takeaway
Lawson Lake Dam is classified as low hazard in Washington. It was completed in 1948 and is 78 years old. Its primary use is irrigation.
Physical Details
| Dam Length | 220 ft |
| Dam Type | Earth |
| Max Storage | 100 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 10 cfs |
| Year Completed | 1948 (78 years old) |
| NID ID | WA00185 |
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
Richard Lawson LLC
Private
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High HazardFrequently Asked Questions
What is the hazard classification of Lawson Lake Dam?
Lawson Lake 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 Lawson Lake Dam?
Lawson Lake Dam is owned by Richard Lawson LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lawson Lake Dam built?
Lawson Lake Dam was completed in 1948, making it 78 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 Lawson Lake Dam?
Lawson Lake Dam serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Lawson Lake Dam last inspected?
Lawson Lake Dam was last inspected on April 5, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.