Rosemont
Key Takeaway
Rosemont is classified as significant hazard in Colorado. It was completed in 1961 and is 65 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 90 ft (taller than 95.1% in CO) |
| Dam Length | 680 ft |
| Dam Type | Rockfill |
| Max Storage | 3.2K acre-ft |
| Normal Storage | 2.5K acre-ft |
| Surface Area | 95 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 3,500 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | CO00471 |
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
COLORADO SPRINGS UTILITIES
Local Government
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High Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Rosemont?
Rosemont 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 Rosemont?
Rosemont is owned by COLORADO SPRINGS UTILITIES (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Rosemont built?
Rosemont was completed in 1961, making it 65 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 Rosemont?
Rosemont serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rosemont?
Rosemont has a dam height of 90 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 Rosemont last inspected?
Rosemont was last inspected on August 12, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.