Located in the East Fork Grand River Watershed in Ringgold County, Iowa, Site D-25 is a flood risk reduction structure managed by the local government. Designed by the USDA NRCS and completed in 2006, this earth dam stands at 22 feet high and spans 565 feet in length. With a storage capacity of 93 acre-feet, the dam serves to protect the surrounding area from the potential impacts of flooding along Tr-Lotts Creek.

Although classified as having a low hazard potential, the dam at Site D-25 plays a crucial role in mitigating flood risks for the community. With a moderate risk assessment rating of 3, ongoing inspections and regulatory oversight by the Iowa DNR ensure that the structure remains in compliance with state regulations. Despite its relatively small drainage area of 0.27 square miles, the dam provides essential flood protection for the region, contributing to the overall resilience of the watershed.

As a key component of the local flood risk reduction strategy, Site D-25 underscores the importance of proactive water resource management in the face of changing climate conditions. With its focus on safeguarding the community from potential inundation, this structure serves as a vital asset in the broader efforts to enhance water security and climate resilience in the East Fork Grand River Watershed.