East Grand Forks, located in Polk County, Minnesota, is home to a crucial flood risk reduction structure on the Red Lake River. The rockfill dam, completed in 1937, stands at 9 feet tall and spans 100 feet in length, providing a storage capacity of 80 acre-feet and serving a drainage area of 5694 square miles. Managed by the Minnesota Department of Natural Resources, the dam has a low hazard potential and is classified as being in satisfactory condition.

Despite its modest height, the East Grand Forks dam plays a vital role in mitigating flood risks in the region. With a maximum discharge of 1700 cubic feet per second, the structure helps protect surrounding communities from potential inundation during periods of heavy rainfall or snowmelt. Regular inspections and maintenance ensure the dam's continued effectiveness, with the last assessment conducted in October 2017, reaffirming its reliability in safeguarding against potential flooding events. Water resource and climate enthusiasts can appreciate the strategic importance of the East Grand Forks dam in preserving the environmental and economic stability of the area.