North Oak Creek 6-a
North Oak Creek 6-a is an earth dam located in Butler County, Nebraska, built in 1976. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About North Oak Creek 6-a
The primary purpose of North Oak Creek 6-a 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 Lower Platte South Natural Resources District (local government). It impounds the North Oak Creek near Valparaiso.
The dam stands 34 feet tall and stretches 1,037 feet across, creates a reservoir covering 27 acres, has a maximum storage capacity of 654 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1976, the structure is 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/12/2019.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Nebraska |
| County | Butler |
| Nearest City | Valparaiso |
| River/Stream | North Oak Creek |
| Coordinates | 41.19539, -96.97578 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 1,037 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 654 acre-ft |
| Max Storage | 654 acre-ft |
| Normal Storage | 219 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 539 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Platte South Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/12/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01561 |
| Federal ID | NE01561 |
| More Info | State Dam Safety Program |