Big Sky Lake Dam (missoula)
Big Sky Lake Dam (missoula) is an earth dam located in Missoula County, Montana. It carries a Significant hazard potential classification.
About Big Sky Lake Dam (missoula)
The primary purpose of Big Sky Lake Dam (missoula) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Big Sky Lake Home Owners Association (private). It impounds the Fish Creek near Bonner.
The dam stands 7 feet tall and stretches 180 feet across, creates a reservoir covering 94 acres, has a maximum storage capacity of 446 acre-feet, and collects water from a drainage area of 3 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
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Location
| State | Montana |
| County | Missoula |
| Nearest City | Bonner |
| River/Stream | Fish Creek |
| Coordinates | 47.11176, -113.38242 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 180 ft |
Storage & Hydraulics
| NID Storage | 446 acre-ft |
| Max Storage | 446 acre-ft |
| Normal Storage | 446 acre-ft |
| Surface Area | 94 acres |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | BIG SKY LAKE HOME OWNERS ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03838 |
| Federal ID | MT03838 |
| More Info | State Dam Safety Program |