Mc Dowell Dam, located in Eldon, Iowa, is a privately owned structure designed by the USDA NRCS for fire protection and as a stock or small fish pond. Completed in 1999, the earth dam stands at 38 feet high and spans 303 feet in length, with a storage capacity of 33 acre-feet. Situated on the TR-Chippwa Creek, the dam serves to regulate water flow and provide essential services to the surrounding area.

Managed by the Iowa DNR, Mc Dowell Dam is classified as having a low hazard potential and a moderate risk assessment. While the condition of the dam is currently not rated, it undergoes regular inspections, permitting, and enforcement by state authorities. Its location within Wapello County, in close proximity to the Rock Island District, underscores its importance in water resource management and climate resilience efforts in the region.

With its primary purpose being fire protection and livestock support, Mc Dowell Dam plays a crucial role in enhancing water security and environmental sustainability in the area. As a key element in the local water infrastructure, the dam showcases the collaboration between private ownership and state regulatory agencies in ensuring the safety and efficiency of water resource management. Its strategic location on TR-Chippwa Creek highlights the interconnectedness of water resources and climate resilience, making it a focal point for enthusiasts in the field.