Olson (prairie)
Olson (prairie) is an earth dam located in Prairie County, Montana, built in 1963. It carries a Low hazard potential classification.
About Olson (prairie)
The primary purpose of Olson (prairie) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by O Olson (private). It impounds the Ten Mile Creek near Glendive.
The dam stands 30 feet tall and stretches 554 feet across, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1963, 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 | Glendive |
| River/Stream | Ten Mile Creek |
| Coordinates | 46.60190, -105.16390 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 554 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 80 acre-ft |
| Drainage Area | 4 sq mi |
| Max Discharge | 900 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | O OLSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00342 |
| Federal ID | MT00342 |
| More Info | State Dam Safety Program |