Iseli Nursery 4
Key Takeaway
Iseli Nursery 4 is classified as low hazard in Oregon. It was completed in 1989 and is 37 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 30% in OR) |
| Dam Length | 3,000 ft |
| Dam Type | Earth |
| Max Storage | 103 acre-ft |
| Normal Storage | 103 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 336 cfs |
| Year Completed | 1989 (37 years old) |
| NID ID | OR00764 |
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
ISELI NURSERY
Private
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High Hazard 85 ftFrequently Asked Questions
What is the hazard classification of Iseli Nursery 4?
Iseli Nursery 4 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 Iseli Nursery 4?
Iseli Nursery 4 is owned by ISELI NURSERY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Iseli Nursery 4 built?
Iseli Nursery 4 was completed in 1989, making it 37 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 Iseli Nursery 4?
Iseli Nursery 4 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 Iseli Nursery 4?
Iseli Nursery 4 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 Iseli Nursery 4 last inspected?
Iseli Nursery 4 was last inspected on May 24, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.