Round Butte Reservoir
Round Butte Reservoir is an earth dam located in Rosebud County, Montana, built in 1964. It carries a Low hazard potential classification.
About Round Butte Reservoir
The primary purpose of Round Butte Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Killen Land & Livestock (private). It impounds the Tr-east Fork Lit Porcupine Cr near Rosebud.
The dam stands 25 feet tall and stretches 700 feet across, and has a maximum storage capacity of 288 acre-feet. Completed in 1964, 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 | Rosebud |
| River/Stream | Tr-east Fork Lit Porcupine Cr |
| Coordinates | 46.79800, -106.65860 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 700 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 288 acre-ft |
| Max Storage | 288 acre-ft |
| Normal Storage | 196 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | KILLEN LAND & LIVESTOCK |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00548 |
| Federal ID | MT00548 |
| More Info | State Dam Safety Program |