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

The Arkansas River will experience a scheduled 10-day complete lock closure during August.  David Terry Lock (Lock No. 6) at Mile 108 will be closed August 19 through August 29. Read More

Sign up for Waterway Journal's weekly newsletter.Our weekly newsletter delivers the latest inland marine news straight to your inbox including breaking news, our exclusive columns and much more.