Specifically, as part of sustainable water management and the related Group model, the study and development of the so-called water reportweaknesses of site water management: starting from the Group’s guidelines, this report becomes an operational tool for operating companies as was the case, for example, with AnsaldoBreda’s Pistoia site, where the accurate reconstruction of water usage enabled the system’s main critical points to be pinpointed and the assessment of the best actions to be taken to resolve them.