Hook #9
Hook #9 is an earth dam located in Rosebud County, Montana, built in 1945. It carries a Low hazard potential classification.
About Hook #9
The primary purpose of Hook #9 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Hook Ranch (private). It impounds the Trail Creek near Kinsey.
The dam stands 16 feet tall and stretches 450 feet across, and has a maximum storage capacity of 266 acre-feet. Completed in 1945, 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 | Rosebud |
| Nearest City | Kinsey |
| River/Stream | Trail Creek |
| Coordinates | 46.70140, -106.50410 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 450 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 266 acre-ft |
| Max Storage | 266 acre-ft |
| Normal Storage | 95 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | HOOK RANCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01748 |
| Federal ID | MT01748 |
| More Info | State Dam Safety Program |