Johnson Creek (Crook)
Key Takeaway
Johnson Creek (Crook) is classified as high hazard in Oregon. It was completed in 1951 and is 75 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 44 ft (taller than 80% in OR) |
| Dam Length | 900 ft |
| Dam Type | Earth |
| Max Storage | 430 acre-ft |
| Normal Storage | 369 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 696 cfs |
| Year Completed | 1951 (75 years old) |
| NID ID | OR00232 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
DEBACA LAND & CATTLE LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Johnson Creek (Crook)?
Johnson Creek (Crook) is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Johnson Creek (Crook)?
Johnson Creek (Crook) is owned by DEBACA LAND & CATTLE LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnson Creek (Crook) built?
Johnson Creek (Crook) was completed in 1951, making it 75 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 Johnson Creek (Crook)?
Johnson Creek (Crook) 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 Johnson Creek (Crook)?
Johnson Creek (Crook) has a dam height of 44 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 Johnson Creek (Crook) last inspected?
Johnson Creek (Crook) was last inspected on October 21, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.