Middle Pine Lake Dam
Key Takeaway
Middle Pine Lake Dam is classified as low hazard in Washington. It was completed in 1938 and is 88 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 11 ft (taller than 6.5% in WA) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 145 acre-ft |
| Normal Storage | 75 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 34 sq mi |
| Max Discharge | 276 cfs |
| Year Completed | 1938 (88 years old) |
| NID ID | WA01253 |
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
US FISH AND WILDLIFE SERVICE
Federal Government
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Low HazardFrequently Asked Questions
What is the hazard classification of Middle Pine Lake Dam?
Middle Pine 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 Middle Pine Lake Dam?
Middle Pine Lake Dam is owned by US FISH AND WILDLIFE SERVICE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Middle Pine Lake Dam built?
Middle Pine Lake Dam was completed in 1938, making it 88 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 Middle Pine Lake Dam?
Middle Pine Lake Dam serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Middle Pine Lake Dam?
Middle Pine Lake Dam has a dam height of 11 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Middle Pine Lake Dam last inspected?
Middle Pine Lake Dam was last inspected on October 29, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.