The objective of the research was to evaluate the level of community knowledge and behavior regarding the quality of water treated by the Living Water Treatment System (STAV) in San José de Lupuna, Iquitos, and its impact on improvements in water consumption and management in the families of the community. The methodology used was descriptive quantitative, with a non-experimental design and a cross-sectional approach, using surveys to collect data on the perception, knowledge and practices of the inhabitants regarding treated water. The results revealed that 94% of the respondents have a positive perception of the quality and safety of treated water, although only 35% "Totally agree" with the organoleptic characteristics of the water, such as taste and smell. 64% of the participants demonstrated solid knowledge about the risks associated with the consumption of untreated water, although...