Enquin-les-Mines  Enquin-les-Mines is a town and former commune in the Pas-de-Calais department in the Hauts-de-France region of France. The inhabitants of the town of Enquin-les-Mines are known as "Enquinois, Enquinoises." The commune was surrounded by the municipalities of Erny-Saint-Julien, Estrée-Blanche and Enguinegatte. The commune merged with the latter of these on 1 January 2017 to form the commune nouvelle of Enquin-lez-Guinegatte. Enquin-les-Mines is a farming village situated 12 miles (19 km) southwest of Saint-Omer, at the D77 and D158 crossroads, by the banks of the small river Laquette. The village was subject to much damage during the siege of Thérouanne in 1553. The neighbouring hamlets of Fléchinelle and Serny were joined with the commune in 1822.