The major rivers in Illinois are the Illinois River, Mississippi River, Ohio River and Wabash River.
The Mississippi River is the largest river and it is the western border of Illinois. The Ohio and Wabash Rivers are the southern border of Illinois. The Illinois River is the largest internal river in Illinois.
The Illinois River and the Chicago River are two rivers that don't border Illinois.
Illinois River
The major rivers in Illinois are the Illinois River, Mississippi River, Ohio River and Wabash River.
A number of rivers merge with the Mississippi, most notably the Missouri, the Illinois, the Ohio, the the Arkansas, and the Red.
Indiana, Ohio, and Illinois
Mississipi
Illinois is bordered by the Wabash River on the southeast.
There are many rivers in the Midwest United States. Some major rivers include the Ohio River, the Illinois River, the Missouri River, and the Mississippi River.
Illinois is bordered by the Mississippi River on the west and the Wabash and Ohio Rivers on the southeast and south.
The major rivers are the the Missouri, Ohio, and the Arkansas River. Other tributaries are the Minnesota River (Minnesota), Illinois River (Illinois), White River (Arkansas), Yazoo River (Mississippi), and part of the Red River (Louisiana).