Alkali Lake
Key Takeaway
Alkali Lake is classified as low hazard in Washington. It was completed in 1950 and is 76 years old. Its primary use is recreation.
Physical Details
| Dam Length | 500 ft |
| Dam Type | Rockfill |
| Max Storage | 2.4K acre-ft |
| Normal Storage | 2.0K acre-ft |
| Surface Area | 290 acres |
| Drainage Area | 79 sq mi |
| Max Discharge | 110 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | WA00314 |
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
WA DFW
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Alkali Lake?
Alkali Lake 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 Alkali Lake?
Alkali Lake is owned by WA DFW (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Alkali Lake built?
Alkali Lake was completed in 1950, making it 76 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 Alkali Lake?
Alkali Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Alkali Lake last inspected?
Alkali Lake was last inspected on May 1, 1998. Inspection dates indicate when a formal review occurred, not the results of that inspection.