Monument #1
Key Takeaway
Monument #1 is classified as significant hazard in Colorado. It was completed in 1960 and is 66 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 32 ft (taller than 70.4% in CO) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 760 acre-ft |
| Normal Storage | 572 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 1,750 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | CO01042 |
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
UTE WATER CONSERVANCY DISTRICT
Private
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Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Monument #1?
Monument #1 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 Monument #1?
Monument #1 is owned by UTE WATER CONSERVANCY DISTRICT (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Monument #1 built?
Monument #1 was completed in 1960, making it 66 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 Monument #1?
Monument #1 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 Monument #1?
Monument #1 has a dam height of 32 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 Monument #1 last inspected?
Monument #1 was last inspected on July 20, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.