Jackson
Jackson is a rockfill dam located in Jackson County, Minnesota, built in 1913. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Jackson
The primary purpose of Jackson is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by City Of Jackson (local government). It impounds the Des Moines River near Jackson.
The dam stands 12 feet tall and stretches 205 feet across, has a maximum storage capacity of 1,176 acre-feet, and collects water from a drainage area of 1,240 square miles. Completed in 1913, the structure is over a century 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 06/28/2022.
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Location
| State | Minnesota |
| County | Jackson |
| Nearest City | Jackson |
| River/Stream | Des Moines River |
| Coordinates | 43.61987, -94.98431 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 205 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 1,176 acre-ft |
| Max Storage | 1,176 acre-ft |
| Normal Storage | 399 acre-ft |
| Drainage Area | 1,240 sq mi |
| Max Discharge | 13,600 cfs |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | City of Jackson |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/28/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00117 |
| Federal ID | MN00117 |
| More Info | State Dam Safety Program |