The Center for Air Pollution Mitigation warned that PM2.5 levels remained above the standard in many northern and northeastern provinces on March 23, with pollution expected to rise further over the next seven days.
Thailand’s air quality remained a concern on March 23, with PM2.5 levels exceeding the standard in several provinces in the North and Northeast, while the Center for Air Pollution Mitigation (CAPM) warned the public to monitor their health closely over the next seven days.
Data released at 5pm showed that the most worrying conditions were concentrated in the North and Northeast, where fine dust pollution remained above safe levels in many areas. In the North, PM2.5 levels exceeded the standard in 10 areas, with readings ranging from 12.2 to 61.3 micrograms per cubic metre. In the Northeast, pollution levels were above the standard in most areas, with readings ranging from 24.9 to 58.9 micrograms per cubic metre.
By contrast, air quality in the Central and western regions was mostly moderate, with PM2.5 readings of 16.5 to 36.6 micrograms per cubic metre. The East recorded good overall air quality, with readings of 11.5 to 28.3 micrograms per cubic metre, while the South remained in very good condition at 10.0 to 18.0 micrograms per cubic metre. Bangkok and surrounding provinces also recorded good overall air quality, with readings ranging from 14.3 to 29.6 micrograms per cubic metre.
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