Hanning Bros Group Pond, located in Fillmore, Minnesota, is a private earth dam designed by the USDA NRCS with a primary purpose of flood risk reduction. Completed in 1975, this pond has a dam height of 25 feet and a structural height of 28 feet, with a storage capacity of 92 acre-feet. The dam is regulated by the Minnesota Department of Natural Resources and undergoes regular inspections to ensure its fair condition and low hazard potential.

The Root River South Branch-Traverse flows near the Hanning Bros Group Pond, providing a vital water source for the surrounding area. Despite its uncontrolled spillway and outlet gates, the pond has a moderate risk assessment rating and is classified as a low hazard potential structure. The pond's location in Preston, Minnesota, makes it a key component in managing water resources and mitigating flood risks in the region.

With its history of flood risk reduction and its well-maintained condition, Hanning Bros Group Pond serves as a model for sustainable water management practices. As climate change continues to impact water resources, structures like this pond play a crucial role in safeguarding communities against potential water-related disasters. Water resource and climate enthusiasts will find Hanning Bros Group Pond to be a fascinating example of how effective dam design and regulation can contribute to overall environmental resilience.