Gillworth Reservoir
Key Takeaway
Gillworth Reservoir is classified as significant hazard in Oregon. It was completed in 1980 and is 46 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 29 ft (taller than 57.4% in OR) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 178 acre-ft |
| Normal Storage | 178 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 345 cfs |
| Year Completed | 1980 (46 years old) |
| NID ID | OR00719 |
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
ROBERT C & VICKI L KRONSBERG
Private
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What is the hazard classification of Gillworth Reservoir?
Gillworth Reservoir 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 Gillworth Reservoir?
Gillworth Reservoir is owned by ROBERT C & VICKI L KRONSBERG (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gillworth Reservoir built?
Gillworth Reservoir was completed in 1980, making it 46 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 Gillworth Reservoir?
Gillworth Reservoir 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 Gillworth Reservoir?
Gillworth Reservoir has a dam height of 29 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 Gillworth Reservoir last inspected?
Gillworth Reservoir was last inspected on October 10, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.