Maple Lake, located in Mentor, Minnesota, is a vital water resource managed by local government authorities for flood risk reduction. The dam, completed in 1942, stands at a height of 8 feet and spans 50 feet, providing a storage capacity of 20,352 acre-feet. With a surface area of 1,477 acres and a drainage area of 15.1 square miles, Maple Lake plays a crucial role in managing water flow and mitigating flood risks in the region.

Despite its importance, Maple Lake is currently assessed to be in poor condition, with a low hazard potential. The last inspection conducted in 2016 revealed the need for improvements to ensure the dam's structural integrity and long-term functionality. The state of Minnesota regulates and inspects the dam regularly, highlighting the commitment to maintaining water infrastructure for the safety and well-being of the community.

As climate change continues to impact water resources, Maple Lake serves as a vital asset in managing water levels and protecting against flooding events. With ongoing assessments and potential risk management measures, Maple Lake remains a key component in the local water infrastructure network, showcasing the importance of proactive maintenance and oversight in safeguarding against environmental challenges.