County Road 387 Dam is an earth dam located in Frontier County, Nebraska, built in 1980. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 11 ft11 ft tall and 550 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About County Road 387 Dam
The primary purpose of County Road 387 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Frontier County (local government). It impounds the Tr-cedar Creek.
The dam stands 11 feet tall and stretches 550 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 89 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1980, the structure is 46 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 07/18/2023.
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Location
| State | Nebraska |
| County | Frontier |
| Nearest City | None |
| River/Stream | Tr-cedar Creek |
| Coordinates | 40.53450, -100.59322 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 550 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 89 acre-ft |
| Max Storage | 89 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Frontier County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/18/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE04118 |
| Federal ID | NE04118 |
| More Info | State Dam Safety Program |