Davis No. 1
Key Takeaway
Davis No. 1 is classified as high hazard in Colorado. It was completed in 1910 and is 116 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 4.4% in CO) |
| Dam Length | 3,263 ft |
| Dam Type | Earth |
| Max Storage | 189 acre-ft |
| Normal Storage | 138 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 84 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | CO01221 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
BOULDER & LEFTHAND IRRIGATION COMPANY (JUHL, BOB)
Private
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High Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Davis No. 1?
Davis No. 1 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Davis No. 1?
Davis No. 1 is owned by BOULDER & LEFTHAND IRRIGATION COMPANY (JUHL, BOB) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Davis No. 1 built?
Davis No. 1 was completed in 1910, making it 116 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 Davis No. 1?
Davis No. 1 serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Davis No. 1?
Davis No. 1 has a dam height of 10 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 Davis No. 1 last inspected?
Davis No. 1 was last inspected on November 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.