Three Mile
Key Takeaway
Three Mile is classified as low hazard in Wyoming. It was completed in 1904 and is 122 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 17.2% in WY) |
| Dam Length | 510 ft |
| Dam Type | Earth |
| Max Storage | 130 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | WY00353 |
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
WAGONHOUND LAND & LIVESTOCK COMPANY LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Three Mile?
Three Mile 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 Three Mile?
Three Mile is owned by WAGONHOUND LAND & LIVESTOCK COMPANY LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Three Mile built?
Three Mile was completed in 1904, making it 122 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 Three Mile?
Three Mile serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Three Mile?
Three Mile has a dam height of 18 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 Three Mile last inspected?
Three Mile was last inspected on July 26, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.