Clarks Lake
Key Takeaway
Clarks Lake is classified as significant hazard in Colorado. It was completed in 1904 and is 122 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 26 ft (taller than 56.3% in CO) |
| Dam Length | 2,500 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Normal Storage | 874 acre-ft |
| Surface Area | 250 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 6,421 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | CO01159 |
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
NORTH POUDRE IRR. CO. (MOEN, TAD)
Private
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High Hazard 50 ftFrequently Asked Questions
What is the hazard classification of Clarks Lake?
Clarks Lake 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 Clarks Lake?
Clarks Lake is owned by NORTH POUDRE IRR. CO. (MOEN, TAD) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Clarks Lake built?
Clarks Lake was completed in 1904, making it 122 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 Clarks Lake?
Clarks Lake serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Clarks Lake?
Clarks Lake has a dam height of 26 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 Clarks Lake last inspected?
Clarks Lake was last inspected on August 18, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.