Méricourt is a commune in the Pas-de-Calais department in the Hauts-de-France region of France 3 miles southeast of Lens The commune is …Méricourt is a commune in the Pas-de-Calais department in the Hauts-de-France region of France 3 miles southeast of Lens The commune is part of the canton of Avion. The Courrières mine disaster killed 1,099 on 10 March 1906. The communes affected were Méricourt, Billy-Montigny, Noyelles-sous-Lens and Sallaumines.