Thursday, December 05, 2019

Bangkok ranks 12th on list of cities with the worst air

Nov 19. 2019
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By THE NATION

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The Air Visual application reported on Tuesday (November 19) that Bangkok’s air pollution level according to the US AQI standard stood at 136, with PM 2.5 level at 57.8 micrograms per cubic metre (µg/m3), making it the 12th on the list of cities with the worst air in the world.

Air Quality Index (AQI) is a standard that indicates the quality of air and level of pollution. Level 0-50 means good air quality, 51-100 means moderate quality, 101-105 will start affecting sensitive groups, 151-200 is slightly harmful to health, 201-300 is highly harmful and 301-500 means extremely dangerous level.

Meanwhile, the Pollution Control Department (PCD) reported that air quality in Bangkok and its perimeter is currently hovering between moderate quality to starting to affect health.

The Thai safety limit for PM2.5 is 50 micrograms per cubic metre of air while the safety limit for AQI is 100.

The PCD also reported fine PM2.5 particulate dust higher than standard at 27-53 µg/m3 on Din Daeng Road in Din Daeng district and in Krathumbaen district in Samut Sakhon.

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