Ryan Gulch
Key Takeaway
Ryan Gulch is classified as significant hazard in Colorado. It was completed in 1950 and is 76 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 36 ft (taller than 77.6% in CO) |
| Dam Length | 894 ft |
| Dam Type | Earth |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 738 acre-ft |
| Surface Area | 87 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 4,076 cfs |
| Year Completed | 1950 (76 years old) |
| NID ID | CO01194 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
RYAN GULCH RESERVOIR COMPANY (BILL BEIERWALTES)
Private
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High Hazard 60 ftFrequently Asked Questions
What is the hazard classification of Ryan Gulch?
Ryan Gulch is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Ryan Gulch?
Ryan Gulch is owned by RYAN GULCH RESERVOIR COMPANY (BILL BEIERWALTES) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ryan Gulch built?
Ryan Gulch was completed in 1950, making it 76 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 Ryan Gulch?
Ryan Gulch 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 Ryan Gulch?
Ryan Gulch has a dam height of 36 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 Ryan Gulch last inspected?
Ryan Gulch was last inspected on August 3, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.