Cannon Ranch
Key Takeaway
Cannon Ranch is classified as significant hazard in California. It was completed in 1870 and is 156 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 11.1% in CA) |
| Dam Length | 310 ft |
| Dam Type | Earth |
| Max Storage | 96 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1870 (156 years old) |
| NID ID | CA00551 |
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
Private Entity
Private
Nearby Dams
A. L. Chaffin
Butte, CA
Low Hazard 65 ftThermalito Diversion
Butte, CA
High Hazard 143 ftFish Barrier
Butte, CA
Low Hazard 61 ftKunkle
Butte, CA
Significant Hazard 54 ftThermalito Forebay
Butte, CA
High Hazard 91 ftBig Bend
Butte, CA
Low Hazard 61 ftBidwell Bar Canyon Saddle
Butte, CA
High Hazard 47 ftMiner'S Ranch
Butte, CA
High Hazard 55 ftFrequently Asked Questions
What is the hazard classification of Cannon Ranch?
Cannon Ranch 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 Cannon Ranch?
Cannon Ranch is owned by Private Entity (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cannon Ranch built?
Cannon Ranch was completed in 1870, making it 156 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 Cannon Ranch?
Cannon Ranch serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cannon Ranch?
Cannon Ranch has a dam height of 17 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 Cannon Ranch last inspected?
Cannon Ranch was last inspected on May 5, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.