Senior Canyon
Key Takeaway
Senior Canyon is classified as high hazard in California. It was completed in 1964 and is 62 years old. Its primary use is water supply. 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 | 76 ft (taller than 75% in CA) |
| Dam Length | 970 ft |
| Dam Type | Earth |
| Max Storage | 73 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1964 (62 years old) |
| NID ID | CA01019 |
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
Senior Canyon Mutual Water Company
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Senior Canyon?
Senior Canyon 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 Senior Canyon?
Senior Canyon is owned by Senior Canyon Mutual Water Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Senior Canyon built?
Senior Canyon was completed in 1964, making it 62 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 Senior Canyon?
Senior Canyon serves the following purposes: Water Supply, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Senior Canyon?
Senior Canyon has a dam height of 76 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 Senior Canyon last inspected?
Senior Canyon was last inspected on July 26, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.