Dey Dam, located in York, Nebraska, is a privately owned earth dam designed by the USDA NRCS and completed in 1963. This dam serves multiple purposes, with a primary purpose classified as "Other." With a height of 17.3 feet and a storage capacity of 83.3 acre-feet, Dey Dam plays a crucial role in managing water resources in the area, with a normal storage capacity of 5.9 acre-feet and a drainage area of 0.96 square miles.

Owned and regulated by the Nebraska Department of Natural Resources, Dey Dam is inspected regularly to ensure its structural integrity and is classified as having a low hazard potential with a satisfactory condition assessment. The dam has a hydraulic height of 15.46 feet and a structural height of 21.3 feet, with a length of 280 feet and a surface area of 2.1 acres. With a maximum discharge capacity of 372 cubic feet per second, Dey Dam provides essential flood control and water management services for the surrounding area, showcasing the importance of sustainable infrastructure in water resource management.

Situated on the TR-Lincoln Creek, Dey Dam is located in Seward, Nebraska, within the Omaha District. Its design incorporates buttress and stone core types with a soil foundation, highlighting the intricate engineering involved in its construction. With a dedicated team overseeing its operations and upkeep, Dey Dam stands as a testament to the collaboration between federal and state agencies in ensuring the safety and functionality of vital water infrastructure for the benefit of the local community and the environment.