Haymaker Dam is an earth dam located in Wheatland County, Montana, built in 1978. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 550 ft long, taller than 68% 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 Haymaker Dam
The primary purpose of Haymaker 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 Haymaker Ranch Inc. (private). It impounds the Trombone Creek near Twodot.
The dam stands 30 feet tall and stretches 550 feet across, and has a maximum storage capacity of 134 acre-feet. Completed in 1978, the structure is 48 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 | Wheatland |
| Nearest City | Twodot |
| River/Stream | Trombone Creek |
| Coordinates | 46.56080, -110.13341 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 550 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 134 acre-ft |
| Max Storage | 134 acre-ft |
| Normal Storage | 134 acre-ft |
| Max Discharge | 625 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Haymaker Ranch Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03817 |
| Federal ID | MT03817 |
| More Info | State Dam Safety Program |