Ann 6
Ann 6 is a rockfill dam located in Cottonwood County, Minnesota. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Ann 6
The primary purpose of Ann 6 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 County Of Cottonwood (local government). It impounds the Pell Creek near Revere.
The dam stands 26 feet tall and stretches 1,000 feet across, has a maximum storage capacity of 425 acre-feet, and collects water from a drainage area of 5 square miles.
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 04/05/2019.
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Location
| State | Minnesota |
| County | Cottonwood |
| Nearest City | Revere |
| River/Stream | Pell Creek |
| Coordinates | 44.19575, -95.44992 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,000 ft |
Storage & Hydraulics
| NID Storage | 425 acre-ft |
| Max Storage | 425 acre-ft |
| Drainage Area | 5 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | County of Cottonwood |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/05/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01754 |
| Federal ID | MN01754 |
| More Info | State Dam Safety Program |