Brandt Angus Impoundment
Brandt Angus Impoundment is an earth dam located in Polk County, Minnesota, built in 2012. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Brandt Angus Impoundment
The primary purpose of Brandt Angus Impoundment 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 Wd Of Middle-snake-tamarac Rivers (local government). It impounds the Grand Marais Creek-tr near Oslo.
The dam stands 14 feet tall, creates a reservoir covering 395 acres, has a maximum storage capacity of 6,900 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 2012, the structure is relatively new.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/02/2024.
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Location
| State | Minnesota |
| County | Polk |
| Nearest City | Oslo |
| River/Stream | Grand Marais Creek-tr |
| Coordinates | 48.07193, -96.63024 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Year Completed | 2012 (14 years old) |
Storage & Hydraulics
| NID Storage | 6,900 acre-ft |
| Max Storage | 6,900 acre-ft |
| Surface Area | 395 acres |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | WD of Middle-Snake-Tamarac Rivers |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/02/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01609 |
| Federal ID | MN01609 |
| More Info | State Dam Safety Program |