Balsam #1
Balsam #1 is an earth dam located in Custer County, Montana, built in 1967. It carries a Low hazard potential classification.
About Balsam #1
The primary purpose of Balsam #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Balsam Inc (private). It impounds the Pinto Creek near Mizpah.
The dam stands 32 feet tall and stretches 300 feet across, and has a maximum storage capacity of 247 acre-feet. Completed in 1967, 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.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Montana |
| County | Custer |
| Nearest City | Mizpah |
| River/Stream | Pinto Creek |
| Coordinates | 46.08700, -105.34820 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 300 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 247 acre-ft |
| Max Storage | 247 acre-ft |
| Normal Storage | 115 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BALSAM INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01688 |
| Federal ID | MT01688 |
| More Info | State Dam Safety Program |