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Air quality in Chiang Mai better today, but poor in eight northern provinces

Air quality in Chiang Mai better today, but poor in eight northern provinces

13 Sept 19:53 Key points summarised by AI
  • Chiang Mai's air quality improved, moving from the world's worst to the third most polluted city with an AQI of 180.
  • Despite this improvement, eight northern provinces, including Chiang Mai, still face 'Red level' (health-threatening) PM2.5 pollution.
  • The highest PM2.5 concentration was recorded in Wiang Pang Kham, Chiang Rai, reaching 210.2µg/m³.
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