Yerington Mill Dam, located in Lyon County, Nevada, is a privately owned earth dam primarily used for tailings storage. Standing at a height of 90 feet and with a length of 100 feet, the dam has a storage capacity of 1,166 acre-feet and a surface area of 100 acres. The dam, regulated by the Nevada Division of Water Resources, is considered to have a significant hazard potential and a high risk assessment rating.

The dam does not have a spillway and features one controlled outlet gate. Despite not having a condition assessment rating, the dam is subject to regular inspections, with the last one conducted in November 2021. With a risk management plan in place and a designated emergency action plan, the Yerington Mill Dam is equipped to respond to any potential threats and ensure the safety of surrounding areas in case of emergencies.

Enthusiasts interested in water resources and climate will find Yerington Mill Dam to be an intriguing case study due to its unique design and purpose. The dam's location along the Walker River-OS and its significant hazard potential make it a focal point for ongoing monitoring and risk management efforts. As a privately owned structure, the dam plays a critical role in local water management and underscores the importance of effective regulatory oversight and emergency preparedness in safeguarding water resources and surrounding communities.