BANGKOK – The Pollution Control Department reports the PM2.5 particles have risen to unhealthy levels in Bangkok and surrounding provinces with the highest level measured in Pak Nam, SamutPrakarn early Saturday.
The Department cooperated with the Bangkok Metropolitan Administration in measuring ultra-fine dust in Bangkok and surrounding provinces and found it ranged between 40 – 72 micrograms per cubic metre.
Thailand’s safe threshold is 50 micrograms per cubic metre.
In general, the air quality on Saturday was worse than Friday.
It cautioned that residents in Pak Nam of SamutPrakan province should temporarily refrain from doing outdoor activities and to also closely monitor the situation.