Rinkel Flood Control Dam
Rinkel Flood Control Dam is an earth dam located in Madison County, Nebraska, built in 1988. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Rinkel Flood Control Dam
The primary purpose of Rinkel Flood Control 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 Rinkel Family Trust (private). It impounds the Tr-elkhorn River near Norfolk.
The dam stands 25 feet tall and stretches 785 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 190 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1988, the structure is 38 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 10/07/2019.
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Location
| State | Nebraska |
| County | Madison |
| Nearest City | Norfolk |
| River/Stream | Tr-elkhorn River |
| Coordinates | 42.05473, -97.54766 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 20 ft |
| Dam Length | 785 ft |
| Year Completed | 1988 (38 years old) |
Storage & Hydraulics
| NID Storage | 190 acre-ft |
| Max Storage | 190 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 160 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Rinkel Family Trust |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/07/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02311 |
| Federal ID | NE02311 |
| More Info | State Dam Safety Program |