Hamling Dam 4846 is an earth dam located in Seward County, Nebraska, built in 1980. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 1,300 ft long, taller than 74% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Hamling Dam 4846
The primary purpose of Hamling Dam 4846 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 Seward County Highway Dept. (local government). It impounds the Tr-middle Creek.
The dam stands 32 feet tall and stretches 1,300 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 231 acre-feet, and collects water from a drainage area of 1 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. The most recent inspection on record was 04/21/2022.
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Location
| State | Nebraska |
| County | Seward |
| Nearest City | None |
| River/Stream | Tr-middle Creek |
| Coordinates | 40.93008, -96.95576 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 231 acre-ft |
| Max Storage | 231 acre-ft |
| Normal Storage | 13 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Seward County Highway Dept. |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/21/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE04846 |
| Federal ID | NE04846 |
| More Info | State Dam Safety Program |