Troutvale #1 (Upper)
Key Takeaway
Troutvale #1 (Upper) is classified as significant hazard in Colorado. It was completed in 1911 and is 115 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 | 12 ft (taller than 11% in CO) |
| Dam Length | 1,335 ft |
| Dam Type | Earth |
| Max Storage | 660 acre-ft |
| Normal Storage | 297 acre-ft |
| Surface Area | 121 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 2,077 cfs |
| Year Completed | 1911 (115 years old) |
| NID ID | CO00812 |
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 PARKS AND WILDLIFE
State Government
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High Hazard 92 ftFrequently Asked Questions
What is the hazard classification of Troutvale #1 (Upper)?
Troutvale #1 (Upper) 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 Troutvale #1 (Upper)?
Troutvale #1 (Upper) is owned by COLORADO PARKS AND WILDLIFE (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Troutvale #1 (Upper) built?
Troutvale #1 (Upper) was completed in 1911, making it 115 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 Troutvale #1 (Upper)?
Troutvale #1 (Upper) serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Troutvale #1 (Upper)?
Troutvale #1 (Upper) has a dam height of 12 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 Troutvale #1 (Upper) last inspected?
Troutvale #1 (Upper) was last inspected on June 7, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.