Ehlers Dam, located in Thayer, Nebraska, along the TR-SPRING CREEK, is a privately owned structure designed by the USDA NRCS and completed in 1963. This Earth-type dam serves a primary purpose of flood risk reduction, with a storage capacity of 120 acre-feet and a drainage area of 1.5 square miles. Despite its low hazard potential, the dam is currently in poor condition according to a 2019 assessment, highlighting the need for ongoing maintenance and inspection.

Managed by the Nebraska Department of Natural Resources, Ehlers Dam stands at a height of 18 feet and has a length of 305 feet. The dam's purpose extends beyond flood control, serving as a vital resource for water management in the region. With a normal storage capacity of 43 acre-feet, the dam plays a crucial role in regulating water flow and maximizing storage efficiency. However, the dam's condition assessment underscores the importance of regular inspections and maintenance to ensure its continued functionality and safety.

Despite its age, Ehlers Dam remains a key component of water resource management in the area, providing essential flood risk reduction and water storage capabilities. As a privately owned structure, it is subject to state regulations and inspections to ensure compliance with safety standards. With a focus on ongoing maintenance and assessment, Ehlers Dam continues to play a vital role in mitigating flood risks and supporting water management efforts in Thayer, Nebraska.