Sustainability Report 2021

SUMMARY Presentation Message from Management The Águas do Brasil Group Integrity and Transparency Fostering Universal Access to Sanitation Water Security Efficient and Climate Change Water Our Utility Companies About this Report GRI Summary Corporate Information Cycle Social and environmental action 103-2,103-3 | 413 As an opportunity to work on all significant social and environmental aspects and impacts, the Águas do Brasil Group has developed the Olhar Ambiental program. The program aims at both employees and external stakeholders of the organization and, since its implementation, has already reached more than 178 thousand people. In partnership with various sectors of society, the actions promote and support environmental education initiatives involving water supply and sanitary wastewater processes, environmental conservation practices, waste management, and universal basic sanitation. The programs developed by Zona Oeste Mais Saneamento focus on informing, raising awareness, and gaining customer adherence to the implementation of the sanitary wastewater system. The Circuito Móvel project consists of models and banners with information on environmental awareness presented rovingly. The actions focus on serving all publics and are carried out in places of high circulation of people and squares. Promoted in partnership with a company that recycles materials to produce cleaning products, the Educação Socioambiental Olho Vivo project offers access to appropriate points for the disposal of cooking oil and promotes awareness lectures. Other social and environmental initiatives were suspended in 2020 and 2021 due to the pandemic and should be resumed in the next period. Águas na Escola Project Audience served by the Olhar Ambiental program¹ 2021 1,853 2020 2019 Accomplished Trata Óleo 15,017 Olhar Ambiental Program Zona Oeste Mais Saneamento Social and Environmental Programs 39,500 People served 2019 2020 2021 Total 3,831 390 916 5,137 The Group's utility companies foster the Trata Óleo program, which aims at environmental education and correct waste disposal. Improper disposal of frying oil causes environmental degradation and hampers the operation of the sanitary wastewater system. Recycling centers aimed at the correct disposition of oil are made available at focal points in the cities and utility companies' units. Present in five utility companies, the initiative should be taken to other operating units in 2022. 7. In 2020, the activities were limited due to the Covid-19 pandemic, which reduced the number of people impacted by the program. Sustainability Report 2021 42 22

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