Otter Creek Lake Dam, located in Tama, Iowa, stands as a testament to the harmonious blend of water resource management and climate conservation efforts. Constructed in 1968, this earth dam spans 935 feet in length and reaches a height of 45 feet, providing critical water storage capacity for the region. With a primary purpose focused on recreation, the dam not only safeguards the surrounding area from potential flood risks but also offers a scenic backdrop for outdoor enthusiasts to enjoy.

Managed by the local government and regulated by the Iowa Department of Natural Resources, Otter Creek Lake Dam undergoes regular inspections to ensure its structural integrity and operational safety. Despite being classified with a significant hazard potential, the dam received a satisfactory condition assessment in 2017. Its spillway, although uncontrolled, remains effective in managing water flow, while the dam's core foundation of stone and soil ensures stability in various weather conditions. With a moderate risk assessment level, the dam continues to play a crucial role in water resource management for the community.

Otter Creek Lake Dam's strategic location along the Otter Creek river not only enhances the region's drainage and water storage capabilities but also contributes to the overall environmental resilience of the area. As climate change increasingly impacts water resources, this dam stands as a vital infrastructure asset that balances the needs of recreation, flood protection, and environmental conservation. By prioritizing safety, regulation, and risk management measures, Otter Creek Lake Dam remains a beacon of sustainable water resource management practices in Iowa.