“…To evaluate the system, the EPANET software (Rossman, 2000) was used. It is widely applied in simulation and optimization of water distribution systems, as in Castro and Costa (2004), Barroso andGastaldini (2010), Vilas-Boas (2008), Moreira (2011), Adachi et al (2014), Mohapatra et al (2014), Bolognesi et al (2014), Farina et al (2014, Saldarriaga and Salcedo (2015), Nagaraj et al (2021) and Price et al, 2022. São Gabriel city has six reservoirs in use, of which only three (R7, R8 and R9) belong to the studied system section. The reservoir R7 is located in the center city and receives water from the treatment plant, and supplies the different areas of the city.…”