Hanson
Hanson is an earth dam located in Valley County, Montana, built in 1965. It carries a Low hazard potential classification.
About Hanson
The primary purpose of Hanson is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by A. Hanson (private). It impounds the Tr-east Fork Cherry Creek near Glasgow.
The dam stands 19 feet tall and stretches 304 feet across, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1965, 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 | Valley |
| Nearest City | Glasgow |
| River/Stream | Tr-east Fork Cherry Creek |
| Coordinates | 48.24600, -106.55810 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 304 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 50 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 350 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | A. HANSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00996 |
| Federal ID | MT00996 |
| More Info | State Dam Safety Program |