Mill 5/6 East Tailings Storage Facility
Key Takeaway
Mill 5/6 East Tailings Storage Facility is classified as significant hazard in Nevada. It was completed in 2019 and is 7 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 220 ft (taller than 98.4% in NV) |
| Dam Length | 20,022 ft |
| Dam Type | Earth |
| Max Storage | 67.5K acre-ft |
| Normal Storage | 27.9K acre-ft |
| Surface Area | 410 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 2019 (7 years old) |
| NID ID | NV10808 |
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
NEVADA GOLD MINES LLC
Private
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High Hazard 121 ftFrequently Asked Questions
What is the hazard classification of Mill 5/6 East Tailings Storage Facility?
Mill 5/6 East Tailings Storage Facility 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 Mill 5/6 East Tailings Storage Facility?
Mill 5/6 East Tailings Storage Facility is owned by NEVADA GOLD MINES LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mill 5/6 East Tailings Storage Facility built?
Mill 5/6 East Tailings Storage Facility was completed in 2019, making it 7 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 Mill 5/6 East Tailings Storage Facility?
Mill 5/6 East Tailings Storage Facility serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mill 5/6 East Tailings Storage Facility?
Mill 5/6 East Tailings Storage Facility has a dam height of 220 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 Mill 5/6 East Tailings Storage Facility last inspected?
Mill 5/6 East Tailings Storage Facility was last inspected on October 6, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.