Crane Prairie
Key Takeaway
Crane Prairie is classified as high hazard in Oregon. It was completed in 1939 and is 87 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 | 36 ft (taller than 72.6% in OR) |
| Dam Length | 285 ft |
| Dam Type | Earth |
| Max Storage | 68.8K acre-ft |
| Normal Storage | 55.3K acre-ft |
| Surface Area | 4,940 acres |
| Drainage Area | 183 sq mi |
| Max Discharge | 800 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | OR00279 |
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
RECLAMATION
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Crane Prairie?
Crane Prairie 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 Crane Prairie?
Crane Prairie is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Crane Prairie built?
Crane Prairie was completed in 1939, making it 87 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 Crane Prairie?
Crane Prairie 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 Crane Prairie?
Crane Prairie has a dam height of 36 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 Crane Prairie last inspected?
Crane Prairie was last inspected on July 7, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.