Koch Dam 1
Koch Dam 1 is an earth dam located in Frontier County, Nebraska, built in 1966. It carries a Low hazard potential classification.
About Koch Dam 1
Koch Dam 1 is a dam in Frontier, Nebraska. The dam is owned by Marilyn A Evers (private). It impounds the Tr-plum Creek near Eustis.
The dam stands 20 feet tall and stretches 287 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 56 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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. The most recent inspection on record was 07/18/2023.
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Location
| State | Nebraska |
| County | Frontier |
| Nearest City | Eustis |
| River/Stream | Tr-plum Creek |
| Coordinates | 40.68532, -100.04555 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 287 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 56 acre-ft |
| Max Storage | 56 acre-ft |
| Normal Storage | 9 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 361 cfs |
Ownership & Safety
| Purpose | Other |
| Owner | Marilyn A Evers |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/18/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01318 |
| Federal ID | NE01318 |
| More Info | State Dam Safety Program |