Leachate Management in Rio De Janeiro: A 2022 Overview

While meeting environmental waste disposal requirements, landfills introduce new environmental and public health hazards, including potential operational lapses and conflicts with local communities. 92 municipalities in Rio de Janeiro send waste to 19 sanitary landfills, accounting for 96.94% of the total daily MSW generation in the state. The 19 licensed and operational landfills in Rio de Janeiro are overseen by 16 operators: 10 private entities, two inter-municipal consortia, and four municipal governments. Private operators manage approximately 17,061 tons/day, consortia around 598 tons/day, and municipalities around 259 tons/day. Ciclus Ambiental oversees 8933 tons/day, and Orizon Valorizacao de Residuos manages 6094 tons/day, collectively managing around 15,027 tons/day, representing roughly 80% of the daily waste generation in Rio de Janeiro.