R Downs #7
R Downs #7 is an earth dam located in Big Horn County, Montana, built in 1961. It carries a Low hazard potential classification.
About R Downs #7
The primary purpose of R Downs #7 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 R Downs (private). It impounds the Tr-williams Coulee near Hardin.
The dam stands 15 feet tall and stretches 100 feet across, and has a maximum storage capacity of 54 acre-feet. Completed in 1961, the structure is well into its service life at over 50 years old.
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 | Big Horn |
| Nearest City | Hardin |
| River/Stream | Tr-williams Coulee |
| Coordinates | 45.71320, -107.88010 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 100 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 28 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | R DOWNS |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02061 |
| Federal ID | MT02061 |
| More Info | State Dam Safety Program |