Big Park Watershed Site C-3 is a key water resource structure located in Crawford County, Iowa, specifically in the city of Dunlap. This earth dam, completed in 1962, serves multiple purposes including fire protection, stock, small fish pond, and flood risk reduction. With a dam height of 35 feet and a storage capacity of 61 acre-feet, this structure plays a crucial role in managing water resources in the area.

Managed by the USDA NRCS and regulated by the Iowa DNR, Big Park Watershed Site C-3 is designed to withstand low hazard potential and has a moderate risk assessment rating. Despite its importance, the condition assessment for this structure is currently not rated, highlighting the need for regular inspections and maintenance to ensure its effectiveness in mitigating potential risks and protecting the surrounding environment.

Located along the TR-Boyer River, this site is a valuable asset for the community and the environment. With its strategic placement and multi-functional design, Big Park Watershed Site C-3 exemplifies the importance of proper water resource management in the face of changing climate patterns and increasing pressures on our natural ecosystems.