Corrigan Dam, located in Red Rock Reservoir in Warren County, Iowa, serves multiple purposes including fire protection and creating a small fish pond. Built in 2005 by the NRCS, this private-owned earth dam stands at a height of 28 feet and stretches 834 feet in length. With a storage capacity of 63 acre-feet and a surface area of 5.4 acres, Corrigan Dam plays a vital role in managing water resources in the area.

The dam is regulated by the Iowa Department of Natural Resources and is subject to regular inspections and enforcement measures to ensure its safety and functionality. Despite being classified as low hazard potential, the dam's condition is currently not rated. While not equipped with outlet gates or locks, the dam features an uncontrolled spillway to manage excess water flow. The risk assessment for Corrigan Dam is moderate, with a DSAC assigned date yet to be determined.

Water resource and climate enthusiasts would find Corrigan Dam an interesting case study for its multi-purpose utility, design features, and risk management measures. As a key infrastructure in the management of the TR-South River, the dam's role in flood control, irrigation, and habitat preservation makes it a significant asset in the region's water resource management efforts. Its location within the Red Rock Reservoir area also adds to its importance in sustaining the ecological balance and water security of the surrounding areas in Warren County.