Tisdale No. 3
Key Takeaway
Tisdale No. 3 is classified as low hazard in Wyoming. It was completed in 1990 and is 36 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 20 ft (taller than 21.5% in WY) |
| Dam Length | 900 ft |
| Dam Type | Earth |
| Max Storage | 107 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 970 cfs |
| Year Completed | 1990 (36 years old) |
| NID ID | WY01983 |
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
PEABODY CABALLO MINING, LLC
Private
Nearby Dams
Upper North Tisdale No. 1
Campbell, WY
Low Hazard 17 ftKicken Draw
Campbell, WY
Low Hazard 32 ftDuck Nest Reservoir
Campbell, WY
Low Hazard 22 ftHarry L. Wolff No. 1
Campbell, WY
Low Hazard 27 ftBaumfalk
Campbell, WY
Low Hazard 30 ftStone No. 1
Campbell, WY
Low Hazard 9 ftFlat
Campbell, WY
Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Tisdale No. 3?
Tisdale No. 3 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 Tisdale No. 3?
Tisdale No. 3 is owned by PEABODY CABALLO MINING, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tisdale No. 3 built?
Tisdale No. 3 was completed in 1990, making it 36 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 Tisdale No. 3?
Tisdale No. 3 serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tisdale No. 3?
Tisdale No. 3 has a dam height of 20 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 Tisdale No. 3 last inspected?
Tisdale No. 3 was last inspected on September 30, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.