The Little Calumet River is a tributary of the Calumet River located in the state of Indiana and Illinois. It flows approximately 30 miles, starting near the town of Munster, Indiana, and eventually joining the Calumet River near South Chicago. The river is an important waterway for local ecosystems and provides recreational opportunities for residents. The Little Calumet River is part of the larger Calumet Region, which includes wetlands and diverse habitats. It has been the focus of various conservation efforts to improve water quality and restore natural habitats. The river also supports local wildlife, including fish and bird species, making it a vital part of the area's natural environment.