The Kankakee watershed (HUC 07120001) is located in Illinois and Indiana, covering an area of 3,370 square miles. The region has a humid continental climate with hot summers and cold winters. The main river in the watershed is the Kankakee River, which is a major tributary of the Illinois River. The hydrology of the watershed is influenced by the extensive wetlands and floodplain areas in the region. The snowpack in the watershed can be significant during the winter months, contributing to springtime flooding events. Surface water in the watershed is used for recreational activities such as fishing and boating. The reservoirs in the watershed contain significant amounts of sediment, nutrients, and organic matter, which can impact water quality. Interesting climatic trends in the region include an increase in summer temperatures and more frequent extreme weather events.