Exstrom Ohrt Dam
Exstrom Ohrt Dam is an earth dam located in Harlan County, Nebraska, built in 1968. It carries a Low hazard potential classification and has a poor condition assessment.
About Exstrom Ohrt Dam
The primary purpose of Exstrom Ohrt Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Exstrom Farms Llc (private). It impounds the Tr-rope Creek near Alma.
The dam stands 19 feet tall and stretches 260 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1968, 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 07/22/2019.
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Location
| State | Nebraska |
| County | Harlan |
| Nearest City | Alma |
| River/Stream | Tr-rope Creek |
| Coordinates | 40.25895, -99.39548 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 260 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 175 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Exstrom Farms LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/22/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01966 |
| Federal ID | NE01966 |
| More Info | State Dam Safety Program |