Bates Reservoir
Key Takeaway
Bates Reservoir is classified as low hazard in Oregon. It was completed in 1949 and is 77 years old. Its primary use is recreation.
Physical Details
| Dam Height | 26 ft (taller than 49.6% in OR) |
| Dam Length | 320 ft |
| Dam Type | Earth |
| Max Storage | 100 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 18 sq mi |
| Max Discharge | 144 cfs |
| Year Completed | 1949 (77 years old) |
| Year Modified | 2001 |
| NID ID | OR00454 |
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
OREGON STATE PARKS
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Bates Reservoir?
Bates 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 Bates Reservoir?
Bates Reservoir is owned by OREGON STATE PARKS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bates Reservoir built?
Bates Reservoir was completed in 1949, making it 77 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 Bates Reservoir?
Bates 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 Bates Reservoir?
Bates Reservoir has a dam height of 26 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 Bates Reservoir last inspected?
Bates Reservoir was last inspected on May 9, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.