Millerville is a local government-owned dam located in Millerville, Minnesota, specifically designed by the County of Douglas for flood risk reduction along County Ditch 60. Completed in 2012, this dam stands at a height of 10 feet and has a storage capacity of 50 acre-feet. With a drainage area of 37.4 square miles, the dam serves to mitigate potential flooding in the surrounding area, showcasing its primary purpose as flood risk reduction.

Managed by the Minnesota Department of Natural Resources, Millerville operates under state regulations for permitting, inspection, and enforcement to ensure its structural integrity and functionality. Despite its low hazard potential and satisfactory condition assessment, the dam undergoes regular inspections every 8 years to uphold safety standards. With Collin Peterson (D) representing the area in Congress, the dam plays a crucial role in safeguarding the community against potential water-related risks and emergencies, underscoring its importance in water resource and climate management efforts.