Anderson - Roy Reservoir
Key Takeaway
Anderson - Roy Reservoir is classified as low hazard in Oregon. It was completed in 1970 and is 56 years old. Its primary use is recreation.
Physical Details
| Dam Height | 25 ft (taller than 43.9% in OR) |
| Dam Length | 165 ft |
| Dam Type | Earth |
| Max Storage | 32 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 950 cfs |
| Year Completed | 1970 (56 years old) |
| NID ID | OR00710 |
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
MBK 35803 LLC
Private
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Anderson - Roy Reservoir?
Anderson - Roy Reservoir 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 Anderson - Roy Reservoir?
Anderson - Roy Reservoir is owned by MBK 35803 LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Anderson - Roy Reservoir built?
Anderson - Roy Reservoir was completed in 1970, making it 56 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 Anderson - Roy Reservoir?
Anderson - Roy Reservoir serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Anderson - Roy Reservoir?
Anderson - Roy Reservoir has a dam height of 25 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 Anderson - Roy Reservoir last inspected?
Anderson - Roy Reservoir was last inspected on October 30, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.