Least Polluted Cities in Southeast Asia, 2023

Mamuju, West Sulawesi, becomes the region with the best air quality in Southeast Asia in 2023, based on the latest IQAir release for the top 15 cities with the cleanest air quality in Southeast Asia.

IQAir is a Swiss air quality technology company, focusing on protection against air pollutants, then developing air quality monitoring and air purifier products. The Air Quality Index or AQI is a measurement of the concentration of air pollutants in ambient air pollution and associated health risks.