Lower Snake Draw (4th Enl.)
Key Takeaway
Lower Snake Draw (4th Enl.) is classified as significant hazard in Wyoming. It was completed in 1998 and is 28 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 85 ft (taller than 97.7% in WY) |
| Dam Length | 12,672 ft |
| Dam Type | Earth |
| Max Storage | 38.9K acre-ft |
| Normal Storage | 38.1K acre-ft |
| Surface Area | 1,504 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 18 cfs |
| Year Completed | 1998 (28 years old) |
| Year Modified | 2004 |
| NID ID | WY01746 |
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
GENESIS ALKALI
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Lower Snake Draw (4th Enl.)?
Lower Snake Draw (4th Enl.) 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 Lower Snake Draw (4th Enl.)?
Lower Snake Draw (4th Enl.) is owned by GENESIS ALKALI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Snake Draw (4th Enl.) built?
Lower Snake Draw (4th Enl.) was completed in 1998, making it 28 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 Lower Snake Draw (4th Enl.)?
Lower Snake Draw (4th Enl.) serves the following purposes: Tailings, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lower Snake Draw (4th Enl.)?
Lower Snake Draw (4th Enl.) has a dam height of 85 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 Lower Snake Draw (4th Enl.) last inspected?
Lower Snake Draw (4th Enl.) was last inspected on May 24, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.