Carrolton 12
Carrolton 12 is an earth dam located in Fillmore County, Minnesota. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Carrolton 12
The primary purpose of Carrolton 12 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 Shanahan, Brent Etal (private). It impounds the Root River-tr near Whalen.
The dam stands 26 feet tall, has a maximum storage capacity of 24 acre-feet, and collects water from a drainage area of 0 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 05/24/2022.
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Location
| State | Minnesota |
| County | Fillmore |
| Nearest City | Whalen |
| River/Stream | Root River-tr |
| Coordinates | 43.74080, -91.98233 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
Storage & Hydraulics
| NID Storage | 24 acre-ft |
| Max Storage | 24 acre-ft |
| Normal Storage | 1 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Shanahan, Brent ETAL |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01578 |
| Federal ID | MN01578 |
| More Info | State Dam Safety Program |