Rocky Mountain High
Rocky Mountain High is an earth dam located in Toole County, Montana, built in 1900. It carries a Low hazard potential classification.
About Rocky Mountain High
The primary purpose of Rocky Mountain High 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 Carl T Dahlen (private). It impounds the Tr-rocky Springs Coulee near Shelby.
The dam stands 20 feet tall and stretches 200 feet across, and has a maximum storage capacity of 568 acre-feet. Completed in 1900, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | Montana |
| County | Toole |
| Nearest City | Shelby |
| River/Stream | Tr-rocky Springs Coulee |
| Coordinates | 48.72840, -112.02440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 200 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 568 acre-ft |
| Max Storage | 568 acre-ft |
| Normal Storage | 71 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | CARL T DAHLEN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03642 |
| Federal ID | MT03642 |
| More Info | State Dam Safety Program |