Big Sky Lake Dam (Missoula)
Key Takeaway
Big Sky Lake Dam (Missoula) is classified as significant hazard in Montana. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 7 ft (taller than 0.1% in MT) |
| Dam Length | 180 ft |
| Dam Type | Earth |
| Max Storage | 446 acre-ft |
| Normal Storage | 446 acre-ft |
| Surface Area | 95 acres |
| Drainage Area | 3 sq mi |
| NID ID | MT03838 |
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
BIG SKY LAKE HOME OWNERS ASSOCIATION
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Big Sky Lake Dam (Missoula)?
Big Sky Lake Dam (Missoula) 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 Big Sky Lake Dam (Missoula)?
Big Sky Lake Dam (Missoula) is owned by BIG SKY LAKE HOME OWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Big Sky Lake Dam (Missoula)?
Big Sky Lake Dam (Missoula) serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Big Sky Lake Dam (Missoula)?
Big Sky Lake Dam (Missoula) has a dam height of 7 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.