Dane Ridge Watershed Site C is a vital water resource located in Crawford County, Iowa, specifically in the city of Dunlap. This site, managed by the local government, serves multiple purposes including fire protection, stock watering, and small fish pond management. Built in 1978, this earth dam stands at 28 feet tall and spans 195 feet in length, with a storage capacity of 85 acre-feet. The watershed covers a drainage area of 5.3 acres, with a surface area of 5.7 acres, providing essential flood risk reduction measures for the surrounding area.

Managed by the USDA NRCS, Dane Ridge Watershed Site C is regulated by the Iowa Department of Natural Resources, ensuring state permitting, inspection, and enforcement measures are in place. The dam has a low hazard potential and a moderate risk assessment rating, indicating the need for appropriate risk management measures. The spillway type is uncontrolled, and the dam is primarily used for agricultural and ecological purposes. With its strategic location along Buss Creek, this site plays a crucial role in water management and conservation efforts in the region, making it a significant asset for water resource and climate enthusiasts.