H M Scott #1
H M Scott #1 is an earth dam located in Custer County, Montana, built in 1950. It carries a Low hazard potential classification.
About H M Scott #1
The primary purpose of H M Scott #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Hamilton M Scott (private). It impounds the Alkali Creek near O'neil.
The dam stands 27 feet tall and stretches 375 feet across, and has a maximum storage capacity of 307 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 | Custer |
| Nearest City | O'neil |
| River/Stream | Alkali Creek |
| Coordinates | 46.01160, -105.03320 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 375 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 307 acre-ft |
| Max Storage | 307 acre-ft |
| Normal Storage | 190 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | HAMILTON M SCOTT |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01795 |
| Federal ID | MT01795 |
| More Info | State Dam Safety Program |