Rio Tinto plc seals A$1.1 billion Pilbara water deal as Dampier desalination expands
Rio Tinto and Western Australia will form a 50:50 joint venture to complete a A$1.1 billion seawater desalination plant near Dampier. The expanded facility will supply 8 gigalitres of water annually to Pilbara towns and industry, with Stage 1 set to deliver water later in 2026. The state will invest A$606 million to double capacity and reduce groundwater extraction from key aquifers.