This research was supported by Peruvian Government Funds (CP N? 8682-PE-BM-Fondecyt/Concytec, Project N? 32-2018-Fondecyt-BM-IADT-AV). The authors thank Ruth Flores Terreros and Kevin Celis Llamocca for taking the wastewater samples from MWWTP Lima; Ing. C?sar Iberos from ALA Juliaca for the accompaniment to take wastewater samples from MWWTP Juliaca; SEDACUSCO, and SEDAPAL with Group Cobra Per? for allowing the authorization of the taking of wastewater samples from MWWTP Cusco and Lima, respectively. Authors from IUPA (UJI) acknowledge the financial support of Ministerio de Ciencia, Innovaci?n y Universidades, Spain (Ref RTI 2018-097417-B-100) and Generalitat Valenciana (Research Group of Excellence, Prometeo 2019/040).