The original WTP of "La Losilla" in Hellín had outdated technology and limited processing capacity. With this action, the reliability and security of supply, and quality of water supplied to the town of Hellín is improved. A WWTP has been built in order to treat a flow rate of 850 m3 / h together with the original plant The work is completed and delivered to the Town Council of Hellín for its operation in February 2010.