Cottonwood
Key Takeaway
Cottonwood is classified as low hazard in Wyoming. It was completed in 1919 and is 107 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 13 ft (taller than 7.6% in WY) |
| Dam Length | 845 ft |
| Dam Type | Earth |
| Max Storage | 124 acre-ft |
| Normal Storage | 93 acre-ft |
| Surface Area | 76 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1919 (107 years old) |
| NID ID | WY01257 |
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
WESLEY GLENN & ASHLEE SIBERT
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Cottonwood?
Cottonwood 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 Cottonwood?
Cottonwood is owned by WESLEY GLENN & ASHLEE SIBERT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cottonwood built?
Cottonwood was completed in 1919, making it 107 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 Cottonwood?
Cottonwood serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Cottonwood?
Cottonwood has a dam height of 13 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 Cottonwood last inspected?
Cottonwood was last inspected on June 3, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.