Porcupine (rosebud)
Porcupine (rosebud) is an earth dam located in Rosebud County, Montana, built in 1968. It carries a Low hazard potential classification.
About Porcupine (rosebud)
The primary purpose of Porcupine (rosebud) 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 Jean A Whaley (private). It impounds the Tr-rattlesnake Creek near Cartersville.
The dam stands 28 feet tall and stretches 700 feet across, has a maximum storage capacity of 101 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1968, 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 | Cartersville |
| River/Stream | Tr-rattlesnake Creek |
| Coordinates | 46.56230, -106.71440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 700 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 101 acre-ft |
| Max Storage | 101 acre-ft |
| Normal Storage | 63 acre-ft |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | JEAN A WHALEY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01369 |
| Federal ID | MT01369 |
| More Info | State Dam Safety Program |