Koch Dam
Koch Dam is an earth dam located in Cass County, Nebraska, built in 1989. It carries a Low hazard potential classification and has a poor condition assessment.
About Koch Dam
The primary purpose of Koch Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Loren Koch (private). It impounds the Tr-n Br Weeping Water Creek near Nehawka.
The dam stands 32 feet tall and stretches 410 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 82 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1989, the structure is 37 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 03/28/2017.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Nebraska |
| County | Cass |
| Nearest City | Nehawka |
| River/Stream | Tr-n Br Weeping Water Creek |
| Coordinates | 40.85681, -96.09041 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 410 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 82 acre-ft |
| Max Storage | 82 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 342 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Loren Koch |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 03/28/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02734 |
| Federal ID | NE02734 |
| More Info | State Dam Safety Program |