Marshalek Road Dam
Marshalek Road Dam is an earth dam located in Lancaster County, Nebraska, built in 1979. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Marshalek Road Dam
The primary purpose of Marshalek Road 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 Lower Platte South Natural Resources District (local government). It impounds the Tr-little Rock Creek near Greenwood.
The dam stands 31 feet tall and stretches 570 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 64 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1979, the structure is 47 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/24/2022.
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Location
| State | Nebraska |
| County | Lancaster |
| Nearest City | Greenwood |
| River/Stream | Tr-little Rock Creek |
| Coordinates | 41.04576, -96.73316 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 26 ft |
| Dam Length | 570 ft |
| Year Completed | 1979 (47 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 24 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Platte South Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/24/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00685 |
| Federal ID | NE00685 |
| More Info | State Dam Safety Program |