Snyder Dam 506
Snyder Dam 506 is an earth dam located in Lancaster County, Nebraska, built in 1956. It carries a Low hazard potential classification and has a poor condition assessment.
About Snyder Dam 506
The primary purpose of Snyder Dam 506 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 Daniel C & Jolynne Mcelwain (private). It impounds the Tr-jordan Creek near Waverly.
The dam stands 25 feet tall and stretches 520 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 84 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1956, 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 04/23/2019.
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Location
| State | Nebraska |
| County | Lancaster |
| Nearest City | Waverly |
| River/Stream | Tr-jordan Creek |
| Coordinates | 40.97453, -96.60309 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 23 ft |
| Dam Length | 520 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 564 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Daniel C & Jolynne McElwain |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/23/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00506 |
| Federal ID | NE00506 |
| More Info | State Dam Safety Program |