Located in Columbia, Wisconsin, the Curtis dam serves as a crucial water resource for the area, specifically along TR Duck Creek. Owned privately and regulated by the Wisconsin Department of Natural Resources, this earth dam stands at a height of 10 feet and has a storage capacity of 290 acre-feet, with a maximum discharge of 370 cubic feet per second. Completed in 1964, the dam primarily serves recreational purposes and has a spillway type of controlled, with a spillway width of 36 feet.

Despite its low hazard potential, the Curtis dam is classified as having a very high risk due to its location and potential impact on the surrounding area. While the dam's condition remains unrated, it undergoes inspections every 10 years, with the last inspection dating back to November 2010. With a surface area of 39 acres and a drainage area of 1.4 square miles, the Curtis dam plays a vital role in water management and conservation efforts in the region. For water resource and climate enthusiasts, understanding the intricacies of this dam provides valuable insight into the intersection of infrastructure, natural resources, and environmental stewardship.