Jones (custer) is an earth dam located in Custer County, Montana, built in 1936. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 700 ft long, taller than 74% 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 Jones (custer)
The primary purpose of Jones (custer) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by W E Scott (private). It impounds the Tr-ash Creek near Locate.
The dam stands 32 feet tall and stretches 700 feet across, and has a maximum storage capacity of 202 acre-feet. Completed in 1936, 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 | Custer |
| Nearest City | Locate |
| River/Stream | Tr-ash Creek |
| Coordinates | 45.93390, -105.12180 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 700 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 202 acre-ft |
| Max Storage | 202 acre-ft |
| Normal Storage | 186 acre-ft |
| Max Discharge | 3,200 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | W E Scott |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00099 |
| Federal ID | MT00099 |
| More Info | State Dam Safety Program |