KARRATHA, Australia–(BUSINESS WIRE)– Rio Tinto and the Western Australian Government have entered into a 50:50 joint venture to complete both Stage 1 and Stage 2 of the Dampier Seawater Desalination Plant. Once fully operational, the plant will deliver 8GL of desalinated water per year to the West Pilbara Water Supply Scheme, reducing pressure on regional aquifers. The West Pilbara Water