Westwood is an underground operation that uses cut and fill mining methods. The property is located 2.5km from IAMGOLD's now closed Doyon mine (40km east of Rouyn Noranda and 80km west of Valdor southwestern Quebec). Since the closure of Doyon in 2011 and following refurbishment Westwood utilises the mill facilities.The mine achieved commercial production in July 2014 and in December 2015 the mine plan was revised. Mine life was re estimated at 20 years. At full production capacity average gold production over the life of mine is estimated at 183koz/a.