Mustard Detention Dam
Mustard Detention Dam is an earth dam located in Dawson County, Nebraska, built in 1963. It carries a Low hazard potential classification and has a poor condition assessment.
About Mustard Detention Dam
The primary purpose of Mustard Detention 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 Larry Mustard (private). It impounds the Buffalo Creek near Overton.
The dam stands 25 feet tall and stretches 242 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 90 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1963, 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 03/31/2023.
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Location
| State | Nebraska |
| County | Dawson |
| Nearest City | Overton |
| River/Stream | Buffalo Creek |
| Coordinates | 40.97779, -99.83538 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 242 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 11 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 458 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Larry Mustard |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 03/31/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00300 |
| Federal ID | NE00300 |
| More Info | State Dam Safety Program |