Sibley 34
Sibley 34 is an other dam located in Sibley County, Minnesota, built in 1965. It carries a Low hazard potential classification and has a poor condition assessment.
About Sibley 34
The primary purpose of Sibley 34 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 Sibley-nicollet Joint Drainage Authority (local government). It impounds the South Branch Rush River near New Sweden.
The dam stands 14 feet tall, has a maximum storage capacity of 132 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1965, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 08/01/2023.
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Location
| State | Minnesota |
| County | Sibley |
| Nearest City | New Sweden |
| River/Stream | South Branch Rush River |
| Coordinates | 44.46195, -94.17720 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 132 acre-ft |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Sibley-Nicollet Joint Drainage Authority |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 08/01/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01847 |
| Federal ID | MN01847 |
| More Info | State Dam Safety Program |