Mantorville is a historic gravity dam located on the Zumbro River in Dodge County, Minnesota. Completed in 1888, the dam serves primarily for recreational purposes, offering a surface area of 2 acres and a drainage area of 147.7 square miles. With a dam height of 12 feet and a length of 565 feet, Mantorville provides a maximum storage capacity of 436 acre-feet and a normal storage of 238 acre-feet.

Managed by the Minnesota Department of Natural Resources, Mantorville is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and functionality. The dam has a low hazard potential and is assessed to be in fair condition as of the last inspection in 2017. While the spillway type is uncontrolled, the dam has a moderate risk assessment rating of 3, indicating the need for proactive risk management measures to mitigate potential hazards and ensure the dam's long-term resilience in the face of changing climate conditions.

Water resource and climate enthusiasts will find Mantorville to be a significant landmark in the region, showcasing the intersection of historical engineering with modern-day environmental stewardship. As a key component of the local ecosystem and recreational infrastructure, Mantorville exemplifies the importance of sustainable water management practices in the face of evolving climate challenges. Its maintenance and operation reflect a commitment to ensuring the safety and resilience of water resources for both present and future generations.