Regan Dam
Regan Dam is an earth dam located in Holt County, Nebraska, built in 1997. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Regan Dam
The primary purpose of Regan 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 Robert J & Julie B Regan (private). It impounds the Tr-elkhorn River near Ewing.
The dam stands 14 feet tall and stretches 710 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 98 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1997, the structure is 29 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 04/13/2023.
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Location
| State | Nebraska |
| County | Holt |
| Nearest City | Ewing |
| River/Stream | Tr-elkhorn River |
| Coordinates | 42.29152, -98.44257 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 11 ft |
| Dam Length | 710 ft |
| Year Completed | 1997 (29 years old) |
Storage & Hydraulics
| NID Storage | 98 acre-ft |
| Max Storage | 98 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 348 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Robert J & Julie B Regan |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/13/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02447 |
| Federal ID | NE02447 |
| More Info | State Dam Safety Program |