C J Strike
Key Takeaway
C J Strike is classified as high hazard in Idaho. It was completed in 1952 and is 74 years old. Its primary use is hydroelectric. 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 | 115 ft (taller than 94.9% in ID) |
| Dam Length | 3,220 ft |
| Dam Type | Earth |
| Max Storage | 250.0K acre-ft |
| Normal Storage | 247.0K acre-ft |
| Surface Area | 7,500 acres |
| Drainage Area | 40,800 sq mi |
| Max Discharge | 140,000 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | ID00054 |
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
Idaho Power Company
Private
Frequently Asked Questions
What is the hazard classification of C J Strike?
C J Strike 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 C J Strike?
C J Strike is owned by Idaho Power Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was C J Strike built?
C J Strike was completed in 1952, making it 74 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 C J Strike?
C J Strike serves the following purposes: Hydroelectric, Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is C J Strike?
C J Strike has a dam height of 115 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 C J Strike last inspected?
C J Strike was last inspected on April 6, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.