Hatfield Dam, located in Adair County, Iowa, is a privately owned structure designed by the USDA NRCS and regulated by the Iowa DNR. Completed in 1963, this earth dam serves multiple purposes including fire protection, livestock watering, and small fish pond creation. With a height of 22 feet and a length of 486 feet, the dam has a storage capacity of 146 acre-feet and covers a surface area of 6 acres. Despite its low hazard potential, the dam is considered to have a moderate risk potential due to its age and condition assessment being labeled as "Not Rated".

The dam is situated on the TR-EAST NODAWAY river and is managed by the Rock Island District of the US Army Corps of Engineers. Its primary purpose is to provide essential services to the local community while also contributing to water resource management in the region. Although the dam has not been inspected since 1967, it is equipped with an uncontrolled spillway and is under the jurisdiction of state regulators who ensure its safety and compliance with regulatory standards. Overall, Hatfield Dam represents a vital infrastructure for water management and climate resilience in the area.

As a key feature in the local water infrastructure, Hatfield Dam plays a crucial role in mitigating flood risks, providing water for livestock, and supporting recreational activities. Its location in a rural setting underscores the importance of sustainable water resource management in ensuring the resilience of ecosystems and communities. With a history dating back to the 1960s, the dam stands as a testament to the ongoing efforts to balance water needs with environmental protection and climate adaptation. By staying vigilant in monitoring and maintaining the dam, stakeholders can continue to benefit from its services while safeguarding against potential risks in the face of a changing climate.