Located in Crawford County, Iowa, the Dane Ridge Watershed Site C-6 is a significant earth dam structure completed in 1977 by the USDA NRCS. Spanning a length of 365 feet and standing at a height of 43 feet, this dam serves multiple purposes including fire protection, stock, small fish pond, and flood risk reduction. With a drainage area of 0.22 square miles and a storage capacity of 57 acre-feet, the dam plays a crucial role in managing water resources in the area.

The dam, situated on the TR-Boyer River, is regulated by the Iowa DNR and is designed to withstand low hazard potential events. Despite its moderate risk assessment rating, the Dane Ridge Watershed Site C-6 has not been officially rated for its condition. However, it is equipped with an uncontrolled spillway and soil foundation, with a surface area of 2.6 acres. The dam's primary purpose is to provide essential water management functions while also holding water for various beneficial uses.

With its location in the Rock Island District and under the ownership of the local government, the Dane Ridge Watershed Site C-6 is a vital infrastructure for water resource management in the region. As a designated fire protection, stock, and fish pond facility, the dam contributes to the overall environmental sustainability and resilience of the area, demonstrating the importance of integrated water resource management practices in mitigating climate impacts and ensuring water security for the community.