On September 29, 2026, multiple reports were issued regarding the status of air quality across various Chilean localities, including Calabozo, Coronel Norte, Quilicura, Bocatoma, Andacollo, Curicó, Quintero, Puerto Varas, Cerro Navia, and Puente Alto. These updates coincide with ongoing monitoring efforts to track environmental conditions in these regions.
The reports reference a 2025 study published in the journal Atmosphere, conducted by the University of Chile and the Center for Climate and Resilience Research (CR2). This research highlights that while Chile has experienced a notable improvement in air quality over the past two decades, significant disparities remain between different geographical regions.
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