Bowles #1
Key Takeaway
Bowles #1 is classified as significant hazard in Colorado. It was completed in 1973 and is 53 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 36.1% in CO) |
| Dam Length | 6,000 ft |
| Dam Type | Earth |
| Max Storage | 3.1K acre-ft |
| Normal Storage | 2.5K acre-ft |
| Surface Area | 160 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,080 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | CO01822 |
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
JOSEPH BOWLES RESERVOIR CO.
Private
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Significant Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Bowles #1?
Bowles #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 Bowles #1?
Bowles #1 is owned by JOSEPH BOWLES RESERVOIR CO. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bowles #1 built?
Bowles #1 was completed in 1973, making it 53 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 Bowles #1?
Bowles #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 Bowles #1?
Bowles #1 has a dam height of 20 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 Bowles #1 last inspected?
Bowles #1 was last inspected on March 23, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.