Rudy's Dam
Rudy's Dam is a gravity dam located in Carter County, Montana, built in 1932. It carries a Low hazard potential classification and has a unsatisfactory condition assessment.
About Rudy's Dam
The primary purpose of Rudy's Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Doi Blm (federal). It impounds the Box Elder Ck./little Missouri near Marmarth, N.d..
The dam stands 11 feet tall and stretches 970 feet across, creates a reservoir covering 62 acres, and has a maximum storage capacity of 190 acre-feet. Completed in 1932, 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. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. The most recent inspection on record was 07/25/2020.
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Location
| State | Montana |
| County | Carter |
| Nearest City | Marmarth, N.d. |
| River/Stream | Box Elder Ck./little Missouri |
| Coordinates | 45.43231, -104.62359 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 11 ft |
| Dam Length | 970 ft |
| Year Completed | 1932 (94 years old) |
Storage & Hydraulics
| NID Storage | 190 acre-ft |
| Max Storage | 190 acre-ft |
| Surface Area | 62 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 07/25/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02765 |
| Federal ID | MT02765 |
| More Info | State Dam Safety Program |