Black Lake (lincoln) is an earth dam located in Lincoln County, Montana, built in 1935. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 150 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 Black Lake (lincoln)
Black Lake (lincoln) is a dam in Lincoln, Montana. The dam is owned by James E. Smith (private). It impounds the Tr-kootenai River near Fortine.
The dam stands 20 feet tall and stretches 150 feet across, and has a maximum storage capacity of 144 acre-feet. Completed in 1935, 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 | Lincoln |
| Nearest City | Fortine |
| River/Stream | Tr-kootenai River |
| Coordinates | 48.77570, -114.87800 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 150 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 74 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | James E. Smith |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03597 |
| Federal ID | MT03597 |
| More Info | State Dam Safety Program |