Germantown 30
Germantown 30 is a rockfill dam located in Cottonwood County, Minnesota. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Germantown 30
The primary purpose of Germantown 30 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 Dry Creek-tr near Sanborn.
The dam stands 14 feet tall and stretches 690 feet across, has a maximum storage capacity of 84 acre-feet, and collects water from a drainage area of 2 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 05/02/2018.
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Location
| State | Minnesota |
| County | Cottonwood |
| Nearest City | Sanborn |
| River/Stream | Dry Creek-tr |
| Coordinates | 44.13705, -95.21519 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 690 ft |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | County of Cottonwood |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/02/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01793 |
| Federal ID | MN01793 |
| More Info | State Dam Safety Program |