Willis Lake, located in Waseca, Minnesota, is a state-regulated reservoir managed by the Minnesota Department of Natural Resources for fish and wildlife conservation. With a storage capacity of 500 acre-feet and a surface area of 90 acres, this reservoir serves as a crucial habitat for local flora and fauna. The dam at Willis Lake, standing at 9 feet tall with a hydraulic height of 2.5 feet, helps maintain water levels for optimal wildlife management.

Despite its low hazard potential and satisfactory condition assessment, Willis Lake is subject to regular inspections and enforcement by state authorities to ensure its structural integrity and operational efficiency. The primary purpose of this reservoir as a fish and wildlife pond highlights its importance in supporting the local ecosystem and promoting biodiversity in the area. As climate change continues to impact water resources, the conservation efforts at Willis Lake play a significant role in preserving critical habitats and maintaining ecological balance in the region.

Water resource and climate enthusiasts can appreciate Willis Lake as a valuable asset in environmental conservation efforts, providing a sanctuary for wildlife and serving as a model for sustainable reservoir management. As a state-regulated water body with a focus on fish and wildlife habitat preservation, Willis Lake exemplifies the intersection of water resource management and ecological stewardship. Its location in the picturesque surroundings of Elysian, Minnesota, offers a serene backdrop for studying the interconnectedness of water resources, climate change, and biodiversity conservation.