Fifty Dollar Bill is an earth dam located in Meagher County, Montana, built in 1960. It carries a Significant hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 500 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 Fifty Dollar Bill
The primary purpose of Fifty Dollar Bill 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 State of Montana, D.n.r.c., T.l.m.d. (state). It impounds the MUD Creek near Twodot.
The dam stands 20 feet tall and stretches 500 feet across, and has a maximum storage capacity of 278 acre-feet. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 09/01/2006. That was over 20 years ago.
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Location
| State | Montana |
| County | Meagher |
| Nearest City | Twodot |
| River/Stream | MUD Creek |
| Coordinates | 46.54100, -110.34870 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 500 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 278 acre-ft |
| Max Storage | 278 acre-ft |
| Normal Storage | 143 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | State of Montana, D.n.r.c., T.l.m.d. |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 09/01/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03600 |
| Federal ID | MT03600 |
| More Info | State Dam Safety Program |