Little Phantom
Little Phantom is an earth dam located in Chouteau County, Montana, built in 1935. It carries a Significant hazard potential classification.
About Little Phantom
The primary purpose of Little Phantom is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Will Muir (private). It impounds the Phantom Coulee near Virgelle.
The dam stands 10 feet tall and stretches 200 feet across, and has a maximum storage capacity of 64 acre-feet. Completed in 1935, the structure is well-established, with more than 75 years of service.
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 | Chouteau |
| Nearest City | Virgelle |
| River/Stream | Phantom Coulee |
| Coordinates | 47.57040, -110.10840 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 200 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 14 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WILL MUIR |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03351 |
| Federal ID | MT03351 |
| More Info | State Dam Safety Program |