Wildhorse Pasture
Wildhorse Pasture is an earth dam located in Rosebud County, Montana, built in 1970. It carries a Low hazard potential classification.
About Wildhorse Pasture
The primary purpose of Wildhorse Pasture 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 Bill Gillin (private). It impounds the Tr-west Fork Armellus Creek near Forsyth.
The dam stands 20 feet tall and stretches 293 feet across, has a maximum storage capacity of 77 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1970, the structure is well into its service life at over 50 years 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 | Rosebud |
| Nearest City | Forsyth |
| River/Stream | Tr-west Fork Armellus Creek |
| Coordinates | 46.00170, -106.82250 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 293 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 77 acre-ft |
| Max Storage | 77 acre-ft |
| Normal Storage | 40 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 220 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | BILL GILLIN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00063 |
| Federal ID | MT00063 |
| More Info | State Dam Safety Program |