Aowa Creek 6-7a
Aowa Creek 6-7a is an earth dam located in Dixon County, Nebraska, built in 1980. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Aowa Creek 6-7a
The primary purpose of Aowa Creek 6-7a 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 Lewis & Clark Natural Resources District (local government). It impounds the Aowa Creek near Newcastle.
The dam stands 54 feet tall and stretches 1,118 feet across, creates a reservoir covering 73 acres, has a maximum storage capacity of 2,950 acre-feet, and collects water from a drainage area of 14 square miles. Completed in 1980, the structure is 46 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 08/27/2020.
At 54 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Nebraska |
| County | Dixon |
| Nearest City | Newcastle |
| River/Stream | Aowa Creek |
| Coordinates | 42.63007, -96.92359 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 54 ft |
| Dam Height | 54 ft |
| Dam Length | 1,118 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 2,950 acre-ft |
| Max Storage | 2,950 acre-ft |
| Normal Storage | 638 acre-ft |
| Surface Area | 73 acres |
| Drainage Area | 14 sq mi |
| Max Discharge | 10,405 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lewis & Clark Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/27/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01780 |
| Federal ID | NE01780 |
| More Info | State Dam Safety Program |