Population (1999): 8,449
History The history of the area remains marked by mining catastrophes the known as one of Courrières which made 1099 dead on March 10, 1906 on the territories of Billy-Montigny, Méricourt and Sallaumines.
The history of the area remains marked by mining catastrophes the known as one of Courrières which made 1099 dead on March 10, 1906 on the territories of Billy-Montigny, Méricourt and Sallaumines.