This year, the Tulsa Port of Catoosa celebrates two closely related but distinct anniversaries: the 50th anniversary of the McClellan-Kerr Arkansas River Navigation System (MKARNS) and that of the port… Read More

The Tulsa Engineer District has announced several lock closures on the McClellan-Kerr Arkansas River Navigation System for later this year. W.D. Mayo Lock, Mile 319.6, will be closed to navigation… Read More