In compliance with the reporting boundary (see Disclosing Sustainability: methodological note) the following is a description of the activities of Acea Ato Lazio (Rome and another 111 municipalities in Lazio, with about 3.7 million inhabitants served in 2018), the historical area of the Group’s operations 52, by Acea Ato 5, also operating in Lazio (Ato 5 - south ern Lazio and Frosinone, with 86 municipalities and about 470,000 inhabitants served during the year) and, by Gesesa, operational in Campania (in the district of Benevento and province, 22 municipalities managed, and more than 137,000 inhabitants served in 2018) 53.