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

Obituary: Lew Meibergen

April 27, 2020

Lew Meibergen, 88, former chairman and president of Johnston Enterprises, died April 16 at his home in Enid, Okla. Johnston Enterprises was founded by his grandfather, W.B. Johnston, after the… Read More

The Tulsa Engineer District and Little Rock Engineer District, working together, issued changes on April 1 to crew change procedures at locks and dams along the McClellan-Kerr Arkansas River Navigation… Read More