Withers Dam
Key Takeaway
Withers Dam is classified as low hazard in Oregon. It was completed in 1911 and is 115 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 30% in OR) |
| Dam Length | 240 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 48 cfs |
| Year Completed | 1911 (115 years old) |
| NID ID | OR00184 |
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
ALAN WITHERS
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Withers Dam?
Withers 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 Withers Dam?
Withers Dam is owned by ALAN WITHERS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Withers Dam built?
Withers Dam was completed in 1911, making it 115 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 Withers Dam?
Withers Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Withers Dam?
Withers Dam has a dam height of 20 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 Withers Dam last inspected?
Withers Dam was last inspected on August 13, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.