Brown Dam, located in Fairfield, Iowa, is a privately owned structure designed by the USDA NRCS with a primary purpose of fire protection, stock, or small fish pond. Completed in 1963, this earth dam stands at a height of 32 feet and has a length of 442 feet, providing storage capacity of 152 acre-feet with a surface area of 9.6 acres. The dam is regulated by the Iowa DNR and is inspected, permitted, and enforced by the state authorities, ensuring compliance with safety standards.

The dam, situated on TR-Crow Creek, has a low hazard potential and is classified as having a moderate risk level. While not currently rated, the condition of Brown Dam is regularly monitored, and emergency action plans are in place to address any potential risks. With its uncontrolled spillway type and soil foundation, the dam plays a crucial role in providing water for fire protection and supporting local wildlife habitats. Despite its modest size, Brown Dam serves as a vital resource for the community and contributes to the overall water management efforts in the region.

Managed by the Natural Resources Conservation Service, Brown Dam exemplifies the intersection of water resource management and climate resilience. As climate change continues to impact water availability and quality, dams like Brown Dam play a crucial role in ensuring water security for both human and ecological needs. Through ongoing monitoring and risk assessment, Brown Dam remains a key asset in the sustainable management of water resources in the Jefferson County area, highlighting the importance of proactive stewardship in the face of a changing climate.