Kelso #5
Kelso #5 is an earth dam located in Phillips County, Montana, built in 1949. It carries a Low hazard potential classification.
About Kelso #5
The primary purpose of Kelso #5 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Adam G Koss (private). It impounds the Tr-wilson Coulee.
The dam stands 18 feet tall and stretches 100 feet across, has a maximum storage capacity of 64 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1949, 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 | Phillips |
| Nearest City | None |
| River/Stream | Tr-wilson Coulee |
| Coordinates | 47.86800, -107.59230 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 100 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 41 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 375 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ADAM G KOSS |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02935 |
| Federal ID | MT02935 |
| More Info | State Dam Safety Program |