Bear Valley S-22b
Bear Valley S-22b is an earth dam located in Wabasha County, Minnesota, built in 1963. It carries a Low hazard potential classification.
About Bear Valley S-22b
The primary purpose of Bear Valley S-22b 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 Thomforde, Gerald (private). It impounds the Cold Creek-tr near Zumbro Falls.
The dam stands 26 feet tall and stretches 550 feet across, has a maximum storage capacity of 173 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1963, the structure is well into its service life at over 50 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. The most recent inspection on record was 05/01/2024.
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Location
| State | Minnesota |
| County | Wabasha |
| Nearest City | Zumbro Falls |
| River/Stream | Cold Creek-tr |
| Coordinates | 44.34356, -92.49787 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 23 ft |
| Dam Length | 550 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 173 acre-ft |
| Max Storage | 173 acre-ft |
| Normal Storage | 20 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 520 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Thomforde, Gerald |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 05/01/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00445 |
| Federal ID | MN00445 |
| More Info | State Dam Safety Program |