The Las Lagunas project is a tailings re-treatment project located on the Caribbean island of Hispaniola, 15km west of the provincial capital of Cotui, Sanchez Ramirez Province. The project entails re-processing of refractory sulphide tailings from historic mining operations in the region including tailings from the Pueblo Viejo mine (located 105km north of the capital; Santo Domingo. Production was completed in December 2019. Wood Mackenzie’s asset reports are built from the bottom up, incorporating a number of granular data metrics to ultimately produce our industry standard cash operating costs. This report contains a detailed asset note giving you a holistic view of the asset, including an operational overview through to a timeline of events from inception to now. This qualitative analysis is supplemented by the associated Excel download which enables interrogation of a whole series of cost and production metrics over the life of the asset.