Mattingly
Mattingly is an earth dam located in Roosevelt County, Montana, built in 1949. It carries a Low hazard potential classification.
About Mattingly
The primary purpose of Mattingly 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 Robert Mattingly (private). It impounds the Tr-sand Creek.
The dam stands 17 feet tall and stretches 150 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 64 acre-feet. 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 | Roosevelt |
| Nearest City | None |
| River/Stream | Tr-sand Creek |
| Coordinates | 48.31740, -104.06190 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 150 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 6 acres |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | ROBERT MATTINGLY |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03813 |
| Federal ID | MT03813 |
| More Info | State Dam Safety Program |