Overturf Dam
Overturf Dam is an earth dam located in Clay County, Nebraska, built in 1975. It carries a Low hazard potential classification and has a poor condition assessment.
About Overturf Dam
The primary purpose of Overturf Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jimmie Overturf (private). It impounds the Tr-w Little Sandy Creek near Ong.
The dam stands 18 feet tall and stretches 418 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, the structure is well into its service life at over 50 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 05/14/2019.
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Location
| State | Nebraska |
| County | Clay |
| Nearest City | Ong |
| River/Stream | Tr-w Little Sandy Creek |
| Coordinates | 40.44883, -97.87790 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 16 ft |
| Dam Length | 418 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 58 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 21 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 71 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Jimmie Overturf |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/14/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01906 |
| Federal ID | NE01906 |
| More Info | State Dam Safety Program |