The river is alternatively pronounced /ɑːrˈkænzəs/ ar-KAN-zəs or /ˈɑːrkənsɔː/ AR-kən-saw. See more

Since 1902, Kansas has claimed that Colorado takes too much of the river's water; it has filed numerous lawsuits over this issue in the U.S. Supreme Court that continue to this day, … See more

The McClellan–Kerr Arkansas River Navigation System begins at the Tulsa Port of Catoosa on the Verdigris River, enters the Arkansas River near Muskogee, and runs via an extensive lock and dam system to the Mississippi River. Through Oklahoma and … See more

The headwaters of the Arkansas River in central Colorado have been known for exceptional trout fishing, particularly fly fishing, since the 19th century, when greenback cutthroat … See more

Course changes
The path of the Arkansas River has changed over time. Sediments from the river found in a See more

Many nations of Native Americans lived near, or along, the 1,450-mile (2,334-km) stretch of the Arkansas River for thousands of years. The first Europeans to see the river were … See more

• Ackerman Island
• Kansas v. Colorado
• List of crossings of the Arkansas River
• List of longest rivers of the United States (by main stem) See more