Bear Valley S-21b
Bear Valley S-21b is an earth dam located in Wabasha County, Minnesota, built in 1963. It carries a Low hazard potential classification.
About Bear Valley S-21b
The primary purpose of Bear Valley S-21b 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 Glander, John (private). It impounds the Cold Creek-tr near Zumbro Falls.
The dam stands 26 feet tall and stretches 540 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 132 acre-feet, and collects water from a drainage area of 1 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 | 44.31353, -92.50451 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 23 ft |
| Dam Length | 540 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 605 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Glander, John |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 05/01/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00444 |
| Federal ID | MN00444 |
| More Info | State Dam Safety Program |