Coal Gulch
Key Takeaway
Coal Gulch is classified as low hazard in Wyoming. It was completed in 2013 and is 13 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 30 ft (taller than 63.1% in WY) |
| Dam Length | 1,290 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 4,878 sq mi |
| Max Discharge | 185 cfs |
| Year Completed | 2013 (13 years old) |
| NID ID | WY02518 |
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
MONTGOMERY LIVESTOCK
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Coal Gulch?
Coal Gulch 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 Coal Gulch?
Coal Gulch is owned by MONTGOMERY LIVESTOCK (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coal Gulch built?
Coal Gulch was completed in 2013, making it 13 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 Coal Gulch?
Coal Gulch 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 Coal Gulch?
Coal Gulch has a dam height of 30 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 Coal Gulch last inspected?
Coal Gulch was last inspected on August 6, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.