The automated pump controller comes in five pressure ratings: 10,000 psi, 25,000 psi, 40,000 psi, 60,000 psi and 75,000 psi. In June 2019, Morocco is constructing the world's largest seawater desalination plant which costs around $310 million. It will have a treatment capacity of around 75 million cubic meters of water per year.Web