The aim of the project is to address the problem of collecting and transporting and treating the domestic wastewater of the settlements of Analipsi, Agriana and Hatzanatou Municipality of Hersonissos, as well as the upgrading of existing pumping stations A1, A4, A6 of the settlement Limenas Hersonissos. The design of the projects under study will lead to the construction of integrated and modern waste collection and transport projects of the above mentioned settlements of the Municipality of Hersonissos.