Duer Dam, located in Monroe, Iowa, is a private earth dam designed by the USDA NRCS for grade stabilization on Tr- Whites Creek. Completed in 2000, this dam stands at a height of 30 feet and stretches 242 feet in length, with a storage capacity of 33 acre-feet. The primary purpose of the dam is grade stabilization, serving as a crucial infrastructure for managing water resources in the area.

With a low hazard potential and a moderate risk assessment rating, Duer Dam plays a key role in mitigating the impact of potential flooding events in the region. Although it is not currently rated for condition assessment, the dam's design and construction by the Natural Resources Conservation Service ensure its reliability and effectiveness in protecting the surrounding community from water-related risks.

As a significant structure in the Kansas City District, Duer Dam contributes to the overall water management efforts in Iowa. Its strategic location and design highlight the importance of sustainable infrastructure development in safeguarding water resources and addressing climate challenges in the region.