Three Forks
Key Takeaway
Three Forks is classified as low hazard in Wyoming. It was completed in 1965 and is 61 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 31 ft (taller than 70.8% in WY) |
| Dam Length | 338 ft |
| Dam Type | Earth |
| Max Storage | 35 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,190 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | WY00807 |
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
MICHAEL V. & ALICE I HARRIS
Private
Nearby Dams
House
Weston, WY
Low Hazard 17 ftRobber'S Roost
Weston, WY
Low Hazard 22 ftAnderson No. 1
Niobrara, WY
Low Hazard 24 ftHarris
Niobrara, WY
Low Hazard 25 ftSedgwick
Weston, WY
Low Hazard 21 ftCampbell No. 2
Niobrara, WY
Low Hazard 23 ftEnl. Brunner
Weston, WY
Low Hazard 37 ftM. W. Reservoir
Weston, WY
Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Three Forks?
Three Forks 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 Forks?
Three Forks is owned by MICHAEL V. & ALICE I HARRIS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Three Forks built?
Three Forks was completed in 1965, making it 61 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 Forks?
Three Forks serves the following purposes: 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 Forks?
Three Forks has a dam height of 31 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 Forks last inspected?
Three Forks was last inspected on September 8, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.