Lightner Crappie Lake Dam in Nebraska is a privately owned structure primarily used for irrigation purposes. Constructed in 1991, this Earth-type dam stands at a height of 22.5 feet and has a maximum storage capacity of 64.8 acre-feet. Located in Niobrara, Knox County, this dam plays a crucial role in regulating water flow for the surrounding area, with a low hazard potential and fair condition assessment.

Managed by the Nebraska Department of Natural Resources, Lightner Crappie Lake Dam stands as a vital component in the region's water resource infrastructure. The dam, with its earth and buttress core types, contributes to the efficient irrigation of agricultural lands and supports the local economy. Despite its fair condition, regular inspections and enforcement ensure the safety and functionality of this essential water management structure.

Situated along the TR-Soldier Creek, Lightner Crappie Lake Dam is a key feature in the water management system of the area. With a normal storage capacity of 18.2 acre-feet and a drainage area of 4.12 square miles, this dam plays a crucial role in maintaining water supply for irrigation and other purposes. For water resource and climate enthusiasts, the engineering and management of Lightner Crappie Lake Dam provide an intriguing insight into sustainable water management practices in the region.