W9 Water Quality
W9 Water Quality is an earth dam located in Nobles County, Minnesota, built in 2001. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About W9 Water Quality
The primary purpose of W9 Water Quality 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 Jpb Of Okabena-ocheda Bella Cwp (local government). It impounds the Okabena Creek near Zumbro Falls.
The dam stands 20 feet tall and stretches 265 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 700 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 2001, the structure is relatively new.
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 11/14/2018.
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Location
| State | Minnesota |
| County | Nobles |
| Nearest City | Zumbro Falls |
| River/Stream | Okabena Creek |
| Coordinates | 43.65848, -95.64578 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 16 ft |
| Dam Length | 265 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 700 acre-ft |
| Max Storage | 700 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 16 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | JPB of Okabena-Ocheda Bella CWP |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/14/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01358 |
| Federal ID | MN01358 |
| More Info | State Dam Safety Program |