Greybull Sewage Treatment Lagoon
Key Takeaway
Greybull Sewage Treatment Lagoon is classified as significant hazard in Wyoming. It was completed in 1960 and is 66 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 8 ft (taller than 0.8% in WY) |
| Dam Length | 4,800 ft |
| Dam Type | Earth |
| Normal Storage | 152 acre-ft |
| Surface Area | 31 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | WY02058 |
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
TOWN OF GREYBULL
Local Government
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Low HazardFrequently Asked Questions
What is the hazard classification of Greybull Sewage Treatment Lagoon?
Greybull Sewage Treatment Lagoon 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 Greybull Sewage Treatment Lagoon?
Greybull Sewage Treatment Lagoon is owned by TOWN OF GREYBULL (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Greybull Sewage Treatment Lagoon built?
Greybull Sewage Treatment Lagoon was completed in 1960, making it 66 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 Greybull Sewage Treatment Lagoon?
Greybull Sewage Treatment Lagoon serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Greybull Sewage Treatment Lagoon?
Greybull Sewage Treatment Lagoon has a dam height of 8 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 Greybull Sewage Treatment Lagoon last inspected?
Greybull Sewage Treatment Lagoon was last inspected on May 14, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.