Saucer #4 is an earth dam located in Prairie County, Montana, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 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 Saucer #4
The primary purpose of Saucer #4 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Herbert Hoaglund (private). It impounds the Tr-terry Main Canal near Fallon.
The dam stands 10 feet tall and stretches 500 feet across, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, 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 | Prairie |
| Nearest City | Fallon |
| River/Stream | Tr-terry Main Canal |
| Coordinates | 46.76880, -105.32230 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 500 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 20 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,000 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Herbert Hoaglund |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02380 |
| Federal ID | MT02380 |
| More Info | State Dam Safety Program |