Hammel No. 2
Key Takeaway
Hammel No. 2 is classified as significant hazard in Oregon. It was completed in 1957 and is 69 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 30% in OR) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 200 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | OR00304 |
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
JO ANN KAHN 3CW LLC
Private
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High Hazard 77 ftFrequently Asked Questions
What is the hazard classification of Hammel No. 2?
Hammel No. 2 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 Hammel No. 2?
Hammel No. 2 is owned by JO ANN KAHN 3CW LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hammel No. 2 built?
Hammel No. 2 was completed in 1957, making it 69 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 Hammel No. 2?
Hammel No. 2 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 Hammel No. 2?
Hammel No. 2 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 Hammel No. 2 last inspected?
Hammel No. 2 was last inspected on February 19, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.