Mountain Lake
Key Takeaway
Mountain Lake is classified as significant hazard in Colorado. It was completed in 1889 and is 137 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 22 ft (taller than 43.8% in CO) |
| Dam Length | 817 ft |
| Dam Type | Earth |
| Max Storage | 150 acre-ft |
| Normal Storage | 122 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 630 cfs |
| Year Completed | 1889 (137 years old) |
| Year Modified | 1906 |
| NID ID | CO02180 |
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
PARKVILLE WATER DISTRICT (GREG TETER)
Private
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High Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Mountain Lake?
Mountain 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 Mountain Lake?
Mountain Lake is owned by PARKVILLE WATER DISTRICT (GREG TETER) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mountain Lake built?
Mountain Lake was completed in 1889, making it 137 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 Mountain Lake?
Mountain Lake 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 Mountain Lake?
Mountain Lake has a dam height of 22 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 Mountain Lake last inspected?
Mountain Lake was last inspected on August 18, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.