Spring Grove Group Structure
Spring Grove Group Structure is an earth dam located in Houston County, Minnesota, built in 1983. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Spring Grove Group Structure
The primary purpose of Spring Grove Group Structure 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 Wiebke, Todd (private). It impounds the Bear Creek near Quandahl.
The dam stands 30 feet tall and stretches 380 feet across, has a maximum storage capacity of 75 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1983, the structure is 43 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/10/2017.
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Location
| State | Minnesota |
| County | Houston |
| Nearest City | Quandahl |
| River/Stream | Bear Creek |
| Coordinates | 43.55113, -91.64556 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 380 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 9 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 852 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Wiebke, Todd |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/10/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01020 |
| Federal ID | MN01020 |
| More Info | State Dam Safety Program |