Sester, William H. Reservoir 1
Key Takeaway
Sester, William H. Reservoir 1 is classified as significant hazard in Oregon. It was completed in 1969 and is 57 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 32 ft (taller than 63.9% in OR) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Max Storage | 55 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 50 cfs |
| Year Completed | 1969 (57 years old) |
| NID ID | OR00450 |
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
WILLIAM H. SESTER
Private
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Significant Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Sester, William H. Reservoir 1?
Sester, William H. Reservoir 1 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 Sester, William H. Reservoir 1?
Sester, William H. Reservoir 1 is owned by WILLIAM H. SESTER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sester, William H. Reservoir 1 built?
Sester, William H. Reservoir 1 was completed in 1969, making it 57 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 Sester, William H. Reservoir 1?
Sester, William H. Reservoir 1 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 Sester, William H. Reservoir 1?
Sester, William H. Reservoir 1 has a dam height of 32 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 Sester, William H. Reservoir 1 last inspected?
Sester, William H. Reservoir 1 was last inspected on October 6, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.