Crooked Man Dam is an earth dam located in Toole County, Montana, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 200 ft long, taller than 50% of U.S. dams with a recorded height. 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 Crooked Man Dam
The primary purpose of Crooked Man 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 Alvin/emma Hagen (private). It impounds the Crooked Coulee near Devon.
The dam stands 25 feet tall and stretches 200 feet across, and has a maximum storage capacity of 143 acre-feet. Completed in 1960, 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 | Toole |
| Nearest City | Devon |
| River/Stream | Crooked Coulee |
| Coordinates | 48.59570, -111.59670 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 200 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Normal Storage | 53 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Alvin/emma Hagen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03632 |
| Federal ID | MT03632 |
| More Info | State Dam Safety Program |