Mrlca #1 is an earth dam located in Phillips County, Montana, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 400 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Mrlca #1
The primary purpose of Mrlca #1 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 Milk River Land & Cattle Co (private). It impounds the Tr-black Coulee near Malta.
The dam stands 15 feet tall and stretches 400 feet across, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1930, 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 | Malta |
| River/Stream | Tr-black Coulee |
| Coordinates | 48.22780, -108.12430 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 400 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 31 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Milk River Land & Cattle Co |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02942 |
| Federal ID | MT02942 |
| More Info | State Dam Safety Program |