W-m Dam
W-m Dam is an earth dam located in Cass County, Nebraska, built in 1975. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About W-m Dam
The primary purpose of W-m Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bachelor Creek Llc (private). It impounds the Tr-eight Mile Creek near Plattsmouth.
The dam stands 31 feet tall and stretches 5,780 feet across, creates a reservoir covering 46 acres, has a maximum storage capacity of 558 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/18/2019.
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Location
| State | Nebraska |
| County | Cass |
| Nearest City | Plattsmouth |
| River/Stream | Tr-eight Mile Creek |
| Coordinates | 40.99058, -95.98744 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 26 ft |
| Dam Length | 5,780 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 558 acre-ft |
| Max Storage | 558 acre-ft |
| Normal Storage | 464 acre-ft |
| Surface Area | 46 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 520 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Bachelor Creek LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/18/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01527 |
| Federal ID | NE01527 |
| More Info | State Dam Safety Program |