Hoehne Bros. Pond
Hoehne Bros. Pond is an earth dam located in Olmsted County, Minnesota, built in 1973. It carries a Low hazard potential classification and has a fair condition assessment.
About Hoehne Bros. Pond
The primary purpose of Hoehne Bros. Pond 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 Prairie Island Indian Community (tribal government). It impounds the Zumbro River-tr near Oronoco.
The dam stands 35 feet tall and stretches 200 feet across, has a maximum storage capacity of 105 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1973, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 04/05/2016.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Minnesota |
| County | Olmsted |
| Nearest City | Oronoco |
| River/Stream | Zumbro River-tr |
| Coordinates | 44.17600, -92.55864 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 28 ft |
| Dam Length | 200 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 105 acre-ft |
| Max Storage | 105 acre-ft |
| Normal Storage | 31 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,800 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Prairie Island Indian Community |
| Owner Type | Tribal Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/05/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00435 |
| Federal ID | MN00435 |
| More Info | State Dam Safety Program |