D1 Big Meadow Lake Dam
Key Takeaway
D1 Big Meadow Lake Dam is classified as significant hazard in Washington. It was completed in 1975 and is 51 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 15 ft (taller than 19.6% in WA) |
| Dam Length | 734 ft |
| Dam Type | Earth |
| Max Storage | 200 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 72 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | WA00337 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
USDA FS
Federal Government
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Significant HazardFrequently Asked Questions
What is the hazard classification of D1 Big Meadow Lake Dam?
D1 Big Meadow Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates D1 Big Meadow Lake Dam?
D1 Big Meadow Lake Dam is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was D1 Big Meadow Lake Dam built?
D1 Big Meadow Lake Dam was completed in 1975, making it 51 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 D1 Big Meadow Lake Dam?
D1 Big Meadow Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is D1 Big Meadow Lake Dam?
D1 Big Meadow Lake Dam has a dam height of 15 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 D1 Big Meadow Lake Dam last inspected?
D1 Big Meadow Lake Dam was last inspected on May 7, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.