Quartz
Key Takeaway
Quartz is classified as low hazard in California. It was completed in 1978 and is 48 years old. Its primary use is water supply.
Physical Details
| Dam Height | 104 ft (taller than 83.1% in CA) |
| Dam Length | 1,050 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Surface Area | 47 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1978 (48 years old) |
| NID ID | CA01146 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Tuolumne Utilities District
Public Utility
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Low Hazard 55 ftFrequently Asked Questions
What is the hazard classification of Quartz?
Quartz is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Quartz?
Quartz is owned by Tuolumne Utilities District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Quartz built?
Quartz was completed in 1978, making it 48 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 Quartz?
Quartz serves the following purposes: Water Supply, Other, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Quartz?
Quartz has a dam height of 104 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 Quartz last inspected?
Quartz was last inspected on September 22, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.