Located in Decatur County, Iowa, the West Fork Big Creek Watershed Site S-12 is a vital water resource managed by the local government. Designed by the USDA NRCS, this site serves multiple purposes such as fire protection, stock, and small fish pond, as well as flood risk reduction. Completed in 1995, the earth dam stands at a height of 23 feet and has a storage capacity of 54 acre-feet.

With a drainage area of 0.18 square miles and a surface area of 2.8 acres, this site plays a crucial role in managing water flow and reducing flood risks in the region. Despite being categorized as having a low hazard potential, the site is subject to state regulations, inspections, and enforcement to ensure its structural integrity and operational efficiency. Its location on TR- Shain Creek, within the Rock Island District, further emphasizes its importance in water resource management and climate resilience efforts.

Overall, the West Fork Big Creek Watershed Site S-12 is a significant asset for the community of Brooklyn, MO, providing essential water storage and flood control capabilities. As climate change continues to pose challenges to water resources, this site stands as a testament to the importance of proper management and maintenance of water infrastructure for the benefit of both people and the environment.