Ohmstede Dam
Ohmstede Dam is an earth dam located in Webster County, Nebraska, built in 1947. It carries a Significant hazard potential classification and has a fair condition assessment.
About Ohmstede Dam
The primary purpose of Ohmstede Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by James & Jacqueline Shipman (private). It impounds the Tr-republican River near Superior.
The dam stands 34 feet tall and stretches 592 feet across, creates a reservoir covering 32 acres, has a maximum storage capacity of 368 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1947, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 06/22/2021.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Nebraska |
| County | Webster |
| Nearest City | Superior |
| River/Stream | Tr-republican River |
| Coordinates | 40.04797, -98.35108 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 32 ft |
| Dam Length | 592 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 368 acre-ft |
| Max Storage | 368 acre-ft |
| Normal Storage | 237 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 3,900 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | James & Jacqueline Shipman |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/22/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00270 |
| Federal ID | NE00270 |
| More Info | State Dam Safety Program |