Coweeman Gravel Pit No. 2 Dam
Key Takeaway
Coweeman Gravel Pit No. 2 Dam is classified as low hazard in Washington. It was completed in 1962 and is 64 years old. Its primary use is recreation.
Physical Details
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 200 acre-ft |
| Normal Storage | 165 acre-ft |
| Surface Area | 165 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 100 cfs |
| Year Completed | 1962 (64 years old) |
| NID ID | WA00305 |
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
DeRosier Trucking
Private
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Low HazardFrequently Asked Questions
What is the hazard classification of Coweeman Gravel Pit No. 2 Dam?
Coweeman Gravel Pit No. 2 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 Coweeman Gravel Pit No. 2 Dam?
Coweeman Gravel Pit No. 2 Dam is owned by DeRosier Trucking (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coweeman Gravel Pit No. 2 Dam built?
Coweeman Gravel Pit No. 2 Dam was completed in 1962, making it 64 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 Coweeman Gravel Pit No. 2 Dam?
Coweeman Gravel Pit No. 2 Dam 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 Coweeman Gravel Pit No. 2 Dam last inspected?
Coweeman Gravel Pit No. 2 Dam was last inspected on January 3, 2000. Inspection dates indicate when a formal review occurred, not the results of that inspection.