Onslow Salt is one of two salt producers in Western Australia owned by Japan’s Mitsui & Co. The salt projects are held via wholly-owned subsidiary Shark Bay Salt Pty Ltd. The Onslow Salt operation encompasses an area of 220 square kilometres. It began shipments in 2001 and produces 2.7 million tonnes per year. Mitsui’s second salt operation, at Shark Bay, produces 1.3mt per year.
