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

The Kawishiwi River is a 60-mile-long river that flows through the Superior National Forest in northern Minnesota. The river was historically used for transportation by the Ojibwe people and was later used by the fur trade industry in the 17th and 18th centuries. The river is also significant for its hydrology, as it is a part of the Rainy River watershed and contributes to the Boundary Waters Canoe Area Wilderness. There are several dams and reservoirs along the river, including the Fall Lake Dam and the Garden Lake Reservoir, which are used for hydroelectric power generation. The Kawishiwi River is a popular destination for recreational activities such as fishing, canoeing, and camping. However, agricultural use of the river is limited due to its protected status within the Superior National Forest.