St. Charles #2
Key Takeaway
St. Charles #2 is classified as high hazard in Colorado. It was completed in 1913 and is 113 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 | 35 ft (taller than 75.7% in CO) |
| Dam Length | 7,525 ft |
| Dam Type | Earth |
| Max Storage | 3.7K acre-ft |
| Normal Storage | 2.7K acre-ft |
| Surface Area | 243 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2,500 cfs |
| Year Completed | 1913 (113 years old) |
| Year Modified | 2012 |
| NID ID | CO02069 |
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
EVRAZ INC. (ZERFAS, BRAD)
Private
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Significant Hazard 16 ftFrequently Asked Questions
What is the hazard classification of St. Charles #2?
St. Charles #2 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 St. Charles #2?
St. Charles #2 is owned by EVRAZ INC. (ZERFAS, BRAD) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was St. Charles #2 built?
St. Charles #2 was completed in 1913, making it 113 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 St. Charles #2?
St. Charles #2 serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is St. Charles #2?
St. Charles #2 has a dam height of 35 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 St. Charles #2 last inspected?
St. Charles #2 was last inspected on September 16, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.