Lehmann Wetland, also known as East Dike, is a private fish and wildlife pond located in Dawson, Minnesota. Managed by the Minnesota Department of Natural Resources, this wetland serves as a crucial habitat for local flora and fauna, particularly along the Lac Qui Parle River. Completed in 2000, the Earth-type dam stands at a height of 6.2 feet with a total length of 700 feet, providing a storage capacity of 69 acre-feet for water management in the area.

With a low hazard potential and satisfactory condition assessment, Lehmann Wetland has been deemed to have a moderate risk level, highlighting the importance of ongoing monitoring and management. The wetland covers an area of 18 acres and has a drainage area of 3 square miles, with a maximum discharge of 130 cubic feet per second. Despite its relatively small size, Lehmann Wetland plays a significant role in supporting biodiversity and enhancing water quality in the region, making it a valuable resource for both wildlife and climate enthusiasts.

Visitors to Lehmann Wetland can witness the beauty of this carefully-managed ecosystem, with opportunities for birdwatching, fishing, and nature walks. The collaboration between private ownership and state regulatory agencies ensures the protection and sustainable use of this wetland, reflecting a shared commitment to conserving water resources and promoting environmental stewardship in Minnesota.