Chiang Mai Battles Severe Air Pollution Amid Wildfire Crisis


Chiang Mai province has been experiencing worsening air quality due to ongoing wildfires, with local authorities reporting an alarming increase in hotspots across the province.

Despite efforts to reduce burning activities, the Wildfire and Pollution Control Command Centre confirmed 52 new hotspots yesterday (Apr 29), in addition to 166 identified by the Geo-Informatics and Space Technology Agency (GISTDA) on Sunday (Apr 28).

Air quality monitoring stations in the province have recorded critical levels of ultra-fine particulate matter (PM2.5), with readings across six stations ranging from 53.3 micrograms per cubic meter of air (μg/m³) to 102.7 μg/m³, all exceeding the safe 24-hour exposure threshold of 37.5 μg/m³. As a result, Chiang Mai’s air quality index surged to 161, and its PM2.5 level measured at 74.1 μg/m³ as of 10 a.m. yesterday, ranking it as the fourth most polluted city in the world according to

Chiang Mai Governor Nirat Phongsitthithawon has urged all related agencies to step up their efforts to combat air pollution, noting that the persistent poor air quality is causing significant health issues and adversely affecting the region’s tourism industry.

The preceding is a press release from the Thai Government PR Department.


Goongnang Suksawat
Goong Nang is a News Translator who has worked professionally for multiple news organizations in Thailand for many years and has worked with The Pattaya News for more than four years. Specializes primarily in local news for Phuket, Pattaya, and also some national news, with emphasis on translation between Thai to English and working as an intermediary between reporters and English-speaking writers. Originally from Nakhon Si Thammarat, but lives in Phuket and Krabi except when commuting between the three.