Located in Crawford County, Iowa, the Dane Ridge Watershed Site D-3-1 is a vital water resource managed by the local government and designed by the USDA NRCS. This earth dam, completed in 1971, serves multiple purposes including fire protection, stock, small fish pond, flood risk reduction, and recreation. With a dam height of 44 feet and a storage capacity of 45 acre-feet, the site plays a crucial role in managing water flow and preventing potential hazards in the area.

The dam, situated on the TR-Boyer River, is regulated by the Iowa DNR and undergoes regular inspections, with a low hazard potential and moderate risk assessment. While the dam's condition is currently not rated, its strategic location and design make it a key component in the local water management system. With its controlled spillway and soil foundation, the Dane Ridge Watershed Site D-3-1 is a valuable asset for the community, ensuring both water resource sustainability and safety for residents in the region.

Enthusiasts of water resources and climate will appreciate the significance of the Dane Ridge Watershed Site D-3-1 in preserving the ecological balance and mitigating the impact of extreme weather events. As a part of the comprehensive water management infrastructure in Iowa, this site exemplifies the importance of sustainable practices and proactive measures in safeguarding the environment and protecting communities against potential risks associated with water resources.