Mckays Point Diversion
Key Takeaway
Mckays Point Diversion is classified as significant hazard in California. It was completed in 1989 and is 37 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 242 ft (taller than 96.8% in CA) |
| Dam Length | 820 ft |
| Dam Type | Arch |
| Max Storage | 2.9K acre-ft |
| Normal Storage | 2.2K acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 166 sq mi |
| Max Discharge | 82,800 cfs |
| Year Completed | 1989 (37 years old) |
| NID ID | CA01257 |
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
Calaveras County Water District
Public Utility
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What is the hazard classification of Mckays Point Diversion?
Mckays Point Diversion 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 Mckays Point Diversion?
Mckays Point Diversion is owned by Calaveras County Water District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mckays Point Diversion built?
Mckays Point Diversion was completed in 1989, making it 37 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 Mckays Point Diversion?
Mckays Point Diversion serves the following purposes: Hydroelectric, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mckays Point Diversion?
Mckays Point Diversion has a dam height of 242 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 Mckays Point Diversion last inspected?
Mckays Point Diversion was last inspected on August 9, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.