Air quality at unsafe levels in 45 provinces across Thailand on Sunday

SUNDAY, APRIL 10, 2022

Air quality in 45 provinces across Thailand hit unsafe levels on Sunday morning, the Centre for Air Pollution Mitigation reported.

The provinces where PM2.5 air pollution exceeded safe levels were Bangkok, Pathum Thani, Nonthaburi, Samut Sakhon, Samut Prakan, Nan, Chiang Mai, Lampang, Mae Hong Son, Phrae, Uttaradit, Sukhothai, Tak, Phitsanulok, Kamphaeng Phet, Phichit, Phetchabun, Nakhon Sawan, Uthai Thani, Singburi, Lopburi, Saraburi, Suphan Buri, Ayutthaya, Kanchanaburi, Ratchaburi, Samut Songkhram, Phetchaburi, Sa Kaew, Chachoengsao, Chonburi, Rayong, Nong Khai, Loei, Udon Thani, Nakhon Phanom, Sakon Nakhon, Mukdahan, Kalasin, Roi Et, Chaiyaphum, Ubon Ratchathani, Sisaket, Nakhon Ratchasima and Buriram.

Thailand’s standard for safe levels of dangerous PM2.5 particles is 50 micrograms per cubic metre (μg/m3), though the World Health Organisation sets it at 15μg/m3.

As of Sunday morning, pollution levels across the country were as follows:

  • North: PM2.5 at 44 to 101μg/m3
  • Northeast: 48 to 110
  • Central region and West: 57 to 94
  • East: 49 to 68
  • South: 11 to 18
  • Bangkok and its vicinity: 58 to 99

People in areas affected by high levels of PM2.5 pollution – especially the elderly, children, and those with respiratory diseases – have been advised to monitor their health and reduce time spent on outdoor activities.


The PM2.5 situation can be followed at and, or via the Air4Thai and AirBKK smartphone applications.