Aster
Aster is an earth dam located in Toole County, Montana, built in 1920. It carries a Low hazard potential classification.
About Aster
The primary purpose of Aster is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by State Of Montana, D.n.r.c., T.l.m.d. (state). It impounds the Willow Creek near Galata.
The dam stands 7 feet tall and stretches 330 feet across, and has a maximum storage capacity of 95 acre-feet. Completed in 1920, the structure is over a century 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 | Galata |
| River/Stream | Willow Creek |
| Coordinates | 48.72780, -111.49640 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 330 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 95 acre-ft |
| Max Storage | 95 acre-ft |
| Normal Storage | 25 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | STATE OF MONTANA, D.N.R.C., T.L.M.D. |
| Owner Type | State |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03675 |
| Federal ID | MT03675 |
| More Info | State Dam Safety Program |