Wastewater treatments and water valorization are connected to most of the goals of the European Green Deal, such as sustainable industry, biodiversity and eliminating pollution, and validating the new technologies developed to improve the current systems is relevant for them to be transferred into the market; this should be accomplished by entities with proper expertise and facilities.
A Spanish industry, created as a service company in 1995, manages sewage from a population higher than 9,500,000 inhabitants, with a volume of treated water 817,000,000 m3/year.