Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Blue Earth River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Blue Earth River, the highest being situated at an altitude of ft, the .

The Blue Earth River is a tributary of the Minnesota River, located in southern Minnesota in the United States. It stretches for 108 miles and flows through the agricultural region of the state. The river has a rich history, as it was an important transportation route for Native Americans and early settlers. The hydrology of the river has been impacted by numerous dams and reservoirs, including the Rapidan Dam and Reservoir, which provide flood control and recreational opportunities. The river is also used for agricultural purposes, such as irrigation and livestock watering. Recreational activities include fishing, boating, and camping, with several public access points and parks located along the river's course. Despite the impact of human activities, the Blue Earth River remains an ecologically important system supporting a diverse array of fish and wildlife.