Smiley Reservoir
Key Takeaway
Smiley Reservoir is classified as low hazard in Wyoming. It was completed in 2000 and is 26 years old. Its primary use is water supply.
Physical Details
| Dam Height | 47 ft (taller than 92.6% in WY) |
| Dam Length | 424 ft |
| Dam Type | Earth |
| Max Storage | 132 acre-ft |
| Normal Storage | 78 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 2000 (26 years old) |
| NID ID | WY02277 |
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
LITTLE SNAKE RIVER CONSERVATION DISTRICT
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Smiley Reservoir?
Smiley Reservoir 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 Smiley Reservoir?
Smiley Reservoir is owned by LITTLE SNAKE RIVER CONSERVATION DISTRICT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Smiley Reservoir built?
Smiley Reservoir was completed in 2000, making it 26 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 Smiley Reservoir?
Smiley Reservoir serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Smiley Reservoir?
Smiley Reservoir has a dam height of 47 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 Smiley Reservoir last inspected?
Smiley Reservoir was last inspected on September 22, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.