Flannery
Key Takeaway
Flannery is classified as significant hazard in Colorado. It was completed in 1990 and is 36 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 15 ft (taller than 20.1% in CO) |
| Dam Length | 200 ft |
| Dam Type | Earth |
| Max Storage | 203 acre-ft |
| Normal Storage | 105 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 195 cfs |
| Year Completed | 1990 (36 years old) |
| NID ID | CO02745 |
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
BECKLEY, STEVE
Private
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Significant Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Flannery?
Flannery 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 Flannery?
Flannery is owned by BECKLEY, STEVE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Flannery built?
Flannery 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 Flannery?
Flannery serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond, Other, Irrigation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Flannery?
Flannery has a dam height of 15 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 Flannery last inspected?
Flannery was last inspected on May 24, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.