Lake Carlos, located in Carlos, Minnesota, is a picturesque reservoir on the Long Prairie River that offers a range of recreational activities for water resource and climate enthusiasts. Managed by the Minnesota Department of Natural Resources, this state-owned lake was completed in 1993 and has a primary purpose of recreation. With a surface area of 183 acres and a maximum storage capacity of 156,000 acre-feet, Lake Carlos provides ample space for boating, fishing, and other water-based activities.

The dam at Lake Carlos stands at a height of 3 feet with a structural height of 7.2 feet, serving as a vital structure for water management in the region. Despite its low hazard potential, the dam's condition is assessed as satisfactory, ensuring the safety and stability of the reservoir. The area surrounding Lake Carlos, with its scenic beauty and diverse wildlife, attracts visitors looking to immerse themselves in nature and enjoy a peaceful retreat. Whether it's hiking along the shores or birdwatching in the surrounding Douglas County, Lake Carlos offers a serene escape for those seeking to connect with the natural world.