The “Codelco Arsenic Study Phase 2” focuses on analyzing arsenic and heavy metals in PM10 particles in Chile’s northern district, utilizing real-time monitoring near the Chuquicamata smelting area to assess environmental impacts on Calama’s air quality. AsMETRIC’s approach aims to develop a management model to control arsenic levels, enhance air quality, and set new standards in industrial emission control, promising significant environmental health benefits for Calama.