Box Elder #2
Box Elder #2 is an earth dam located in Dawson County, Montana, built in 1948. It carries a Low hazard potential classification.
About Box Elder #2
The primary purpose of Box Elder #2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Knuths Cattle Co. (private). It impounds the Tr-box Elder Creek.
The dam stands 20 feet tall and stretches 200 feet across, has a maximum storage capacity of 51 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1948, 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 | Dawson |
| Nearest City | None |
| River/Stream | Tr-box Elder Creek |
| Coordinates | 47.14050, -104.48290 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 200 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 26 acre-ft |
| Drainage Area | 7 sq mi |
| Max Discharge | 750 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | KNUTHS CATTLE CO. |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00840 |
| Federal ID | MT00840 |
| More Info | State Dam Safety Program |