Warren Dam, located in Rathbun Reservoir, Iowa, is a privately-owned structure primarily designed for fire protection and as a stock or small fish pond. Constructed in 1998 by the USDA NRCS, this earth dam stands at 28 feet high and stretches 387 feet in length, with a storage capacity of 90 acre-feet. The dam is regulated by the Iowa DNR and undergoes regular inspections, with a low hazard potential and a moderate risk assessment rating.

The dam, situated on TR-Jackson Creek in Wayne County, Iowa, serves as a crucial water resource for the surrounding area. With a drainage area of 0.23 square miles, the reservoir covers 6.8 acres and has a normal storage capacity of 50 acre-feet. Despite its uncontrolled spillway type, Warren Dam is deemed to meet safety guidelines and poses a moderate risk level. Its location within the Rock Island District and under the ownership of a private entity highlights the collaborative effort in managing and maintaining water resources in the region.

Water resource and climate enthusiasts can appreciate Warren Dam's role in ensuring fire protection and supporting local aquatic life. As a privately-owned structure with state jurisdiction oversight, it serves as a testament to the importance of sustainable water management practices. The dam's construction by the USDA NRCS and its continuous regulation by the Iowa DNR demonstrate a commitment to environmental stewardship and water resource protection in Wayne County, Iowa, making it a significant asset in the region's water infrastructure.