Little Willow River WMA, located in Aitkin, Minnesota, is a state-owned property that includes a Fish and Wildlife Pond along the Little Willow River. The dam on the property, completed in 1973, stands at a height of 10 feet and has a length of 228 feet, with a storage capacity of 950 acre-feet. The primary purpose of the dam is for fish and wildlife management, showcasing the state's commitment to conservation and ecological preservation.

Managed by the Minnesota Department of Natural Resources, the dam at Little Willow River WMA is regulated and inspected regularly to ensure its safety and compliance with state regulations. Despite being classified as a low hazard potential structure, the dam is rated as having a very high risk due to its location and potential impact in the event of a failure. However, as of the last inspection in 2016, the dam was found to be in satisfactory condition, with no immediate concerns identified.

With its controlled spillway and satisfactory condition, Little Willow River WMA serves as a valuable resource for both wildlife and water management in the area. Enthusiasts interested in water resources and climate issues will appreciate the efforts undertaken by the state to protect and enhance the ecological balance of the Little Willow River ecosystem through this carefully managed facility.