Trio
Key Takeaway
Trio is classified as low hazard in Colorado. It was completed in 1955 and is 71 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 28 ft (taller than 61.6% in CO) |
| Dam Length | 325 ft |
| Dam Type | Earth |
| Max Storage | 232 acre-ft |
| Normal Storage | 154 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 966 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | CO00632 |
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
SHEPPARD IRREVOCABLE TRUST
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Trio?
Trio 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 Trio?
Trio is owned by SHEPPARD IRREVOCABLE TRUST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Trio built?
Trio was completed in 1955, making it 71 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 Trio?
Trio serves the following purposes: Irrigation, Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Trio?
Trio has a dam height of 28 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 Trio last inspected?
Trio was last inspected on June 30, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.