Deep Slough
Key Takeaway
Deep Slough is classified as high hazard in Colorado. It was completed in 1965 and is 61 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 | 21 ft (taller than 40.7% in CO) |
| Dam Length | 660 ft |
| Dam Type | Earth |
| Max Storage | 847 acre-ft |
| Normal Storage | 523 acre-ft |
| Surface Area | 54 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 882 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | CO00564 |
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
SURFACE CREEK DITCH & RESERVOIR CO. (WAIBEL, KEITH
Private
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Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Deep Slough?
Deep Slough 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 Deep Slough?
Deep Slough is owned by SURFACE CREEK DITCH & RESERVOIR CO. (WAIBEL, KEITH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Deep Slough built?
Deep Slough was completed in 1965, making it 61 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 Deep Slough?
Deep Slough 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 Deep Slough?
Deep Slough has a dam height of 21 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 Deep Slough last inspected?
Deep Slough was last inspected on June 14, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.