Menominee Dam
Menominee Dam is an earth dam located in Cedar County, Nebraska, built in 1986. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Menominee Dam
The primary purpose of Menominee Dam 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 Antelope Creek near Sioux City Ia.
The dam stands 61 feet tall and stretches 2,054 feet across, creates a reservoir covering 44 acres, has a maximum storage capacity of 3,198 acre-feet, and collects water from a drainage area of 18 square miles. Completed in 1986, the structure is 40 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 04/12/2022.
At 61 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Nebraska |
| County | Cedar |
| Nearest City | Sioux City Ia |
| River/Stream | Antelope Creek |
| Coordinates | 42.79959, -97.37975 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 61 ft |
| Dam Height | 53 ft |
| Dam Length | 2,054 ft |
| Year Completed | 1986 (40 years old) |
Storage & Hydraulics
| NID Storage | 3,198 acre-ft |
| Max Storage | 3,198 acre-ft |
| Normal Storage | 291 acre-ft |
| Surface Area | 44 acres |
| Drainage Area | 18 sq mi |
| Max Discharge | 10,026 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 | 04/12/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02258 |
| Federal ID | NE02258 |
| More Info | State Dam Safety Program |