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Indonesian fires put southern Thailand on haze watch
THURSDAY, SEPTEMBER 17, 2026
Southern Thailand faces cross-border haze risks as Indonesian hotspots rise, while reported daily PM2.5 readings remain within the national standard.
AIT’s intERLab Supports Regional Collaboration for Cleaner Air under the CLEAR Sky Strategy
WEDNESDAY, AUGUST 19, 2026
The Internet Education and Research Laboratory (intERLab) at the Asian Institute of Technology (AIT) has been working with Thailand’s Pollution Control Department (PCD) to strengthen air-quality monitoring and technical capacity in support of cleaner air across the Lower Mekong region.
GULF Partners with Government Sector to Combat Transboundary Haze
MONDAY, AUGUST 10, 2026
Gulf Development Public Company Limited (GULF) has reinforced its steadfast commitment to sustainable business operations integrated with social and environmental stewardship.
PM2.5 spikes in 38 provinces as North and Northeast face health risks
WEDNESDAY, APRIL 22, 2026
PM2.5 pollution hit red levels in 38 provinces on April 22, with the North worst affected as hotspots and cross-border haze raised fresh health concerns.
Bangkok heat index hits dangerous level despite good air
SUNDAY, APRIL 19, 2026
Bangkok’s air quality remained in the good range on April 19, 2026, but officials warned that a dangerous heat index had become the city’s main immediate health risk.
Northern, northeastern Thailand choke on PM2.5 as 40 provinces exceed safety limit
FRIDAY, APRIL 17, 2026
PM2.5 levels exceeded the safety standard in 40 provinces on April 17, while Thailand recorded 4,656 hotspots, with the North and Northeast worst hit.
PM2.5 engulfs 39 provinces as northern Thailand enters critical stage
TUESDAY, APRIL 14, 2026
PM2.5 levels exceeded the safety standard in 39 provinces on April 14, with northern Thailand facing critical air pollution, according to the government’s air pollution centre.
Chiang Mai tops world air pollution ranking as PM2.5 worsens further
TUESDAY, APRIL 07, 2026
Chiang Mai was ranked the world’s worst city for air quality on April 7 after AQI hit 209, as dense haze blanketed the city and health risks intensified.
Chiang Mai chokes as PM2.5 hits extreme levels, visibility collapses
SATURDAY, APRIL 04, 2026
PM2.5 in Chiang Mai surges past 400 µg/m³, triggering severe health warnings as thick haze blankets the city and visibility drops sharply
Chiang Mai ranks world’s second most polluted city as AQI hits 231
THURSDAY, APRIL 02, 2026
Chiang Mai’s air quality index surged to 231 on April 2, placing it second worst in the world as authorities warned of serious health risks.