Mc Lellan
Key Takeaway
Mc Lellan is classified as high hazard in Colorado. It was completed in 1964 and is 62 years old. Its primary use is water supply. 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 | 111 ft (taller than 96.7% in CO) |
| Dam Length | 1,940 ft |
| Dam Type | Earth |
| Max Storage | 9.7K acre-ft |
| Normal Storage | 6.2K acre-ft |
| Surface Area | 217 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 22,300 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | CO01153 |
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
CITY OF ENGLEWOOD (DAVE CHAPMAN)
Local Government
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High Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Mc Lellan?
Mc Lellan 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 Mc Lellan?
Mc Lellan is owned by CITY OF ENGLEWOOD (DAVE CHAPMAN) (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mc Lellan built?
Mc Lellan was completed in 1964, making it 62 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 Mc Lellan?
Mc Lellan serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mc Lellan?
Mc Lellan has a dam height of 111 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 Mc Lellan last inspected?
Mc Lellan was last inspected on April 20, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.