The Hatlevig-Boyum Group, also known as the Hatlevig-Boyum Dam, is a private-owned structure located in Rushford, Minnesota, on the Pine Creek-TR river. Built in 1976 by the USDA NRCS, this earth dam stands at a height of 27 feet and has a length of 43 feet. Its primary purpose is flood risk reduction, with a storage capacity of 40 acre-feet and a drainage area of 0.8 square miles.

Managed by the MNDNR EWR, the Hatlevig-Boyum Group is regulated, permitted, inspected, and enforced by the state of Minnesota. Its hazard potential is rated as low, with a satisfactory condition assessment conducted in April 2016. The dam is equipped with uncontrolled spillways and outlet gates, with a maximum discharge capacity of 775 cubic feet per second. Despite its moderate risk rating, the structure meets regulatory guidelines and has not been significantly modified since its completion.

For water resource and climate enthusiasts, the Hatlevig-Boyum Group serves as an essential flood risk reduction infrastructure in Fillmore County, Minnesota. Its presence highlights the importance of maintaining and monitoring dams to ensure public safety and the protection of surrounding communities from potential inundation. As part of the broader water management system, this dam plays a crucial role in mitigating the impact of extreme weather events and safeguarding the local ecosystem.