Robison Dam
Robison Dam is an earth dam located in Johnson County, Nebraska, built in 2023. It carries a Low hazard potential classification.
About Robison Dam
The primary purpose of Robison Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Benjamin J M Robison (private). It impounds the Tr-north Fork Big Nemaha River near Elk Creek.
The dam stands 23 feet tall and stretches 735 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 69 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2023, the structure is relatively new.
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.
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Location
| State | Nebraska |
| County | Johnson |
| Nearest City | Elk Creek |
| River/Stream | Tr-north Fork Big Nemaha River |
| Coordinates | 40.31342, -96.11927 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 22 ft |
| Dam Length | 735 ft |
| Year Completed | 2023 (3 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Max Storage | 69 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 45 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Benjamin J M Robison |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE10014 |
| Federal ID | NE10014 |
| More Info | State Dam Safety Program |