Tuff Retention Dam
Tuff Retention Dam is a gravity dam located in Valley County, Montana, built in 1975. It carries a Low hazard potential classification.
About Tuff Retention Dam
The primary purpose of Tuff Retention Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Doi Blm (federal). It impounds the Buggy Ck./milk River near Glasgow.
The dam stands 19 feet tall and stretches 283 feet across, creates a reservoir covering 14 acres, and has a maximum storage capacity of 91 acre-feet. Completed in 1975, 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. The most recent inspection on record was 08/18/2016.
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Location
| State | Montana |
| County | Valley |
| Nearest City | Glasgow |
| River/Stream | Buggy Ck./milk River |
| Coordinates | 48.57684, -106.71201 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 19 ft |
| Dam Length | 283 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 91 acre-ft |
| Max Storage | 91 acre-ft |
| Surface Area | 14 acres |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/18/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03900 |
| Federal ID | MT03900 |
| More Info | State Dam Safety Program |