Illinois River

Illinois_River_near_LaSalle_Illinois

Peoria_Aerial_-_Facing_West_(42058196825)

Starved_Rock_Lock_(COE)_tow_downbound

Illinois_River,_seen_from_Starved_Rock

Illinois_River_aerial

The Illinois River is a principal tributary of the Mississippi River, approximately 273 miles (439 km) long, in the state of Illinois in the United States. The river drains a large section of central Illinois, with a drainage basin of 28,070 square miles (72,700 km²). The Illinois River is formed by the confluence of the Des Plaines River and the Kankakee River in Grundy County.

Course

The Illinois River flows generally westward across the state, passing through several major cities including Peoria, Pekin, and East Peoria. It eventually joins the Mississippi River near Grafton.

History

The Illinois River has been a significant waterway for centuries. It was used by Native American tribes, including the Illiniwek and the Potawatomi. The river was later explored by European settlers, including Jacques Marquette and Louis Jolliet in the 17th century. The river played a crucial role in the development of the state of Illinois, serving as a major transportation route for goods and people.

Ecology

The Illinois River is home to a diverse range of wildlife, including numerous species of fish, birds, and other aquatic organisms. The river's floodplain provides important habitat for many species and supports a variety of ecosystems. Efforts have been made to improve water quality and restore natural habitats along the river.

Navigation and Commerce

The Illinois River is a vital commercial waterway, forming part of the Illinois Waterway system, which connects the Great Lakes to the Mississippi River. The river is navigable by barge traffic, and it plays a significant role in the transportation of agricultural products, coal, and other goods.

Recreation

The Illinois River offers numerous recreational opportunities, including boating, fishing, and wildlife observation. Several state parks and natural areas are located along the river, providing access to its scenic beauty and natural resources.

Related Pages

• Mississippi River
• Des Plaines River
• Kankakee River
• Peoria, Illinois
• Illinois Waterway
• Jacques Marquette
• Louis Jolliet

External Links

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