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Bangkok Air Pollution 7th Worst in World

The Chao Phraya River is barely detectable in this view of Khlong Toei Tuesday. (Photo: Bangkok Herald)
The Chao Phraya River is barely detectable in this view of Khlong Toei Tuesday. (Photo: Bangkok Herald)

Bangkok’s air pollution ranked seventh worst in the world on Monday, with more unhealthy days to come.

The capital suffered unsafe fine dust in 22 areas with the worst pollution detected in Klong Sam Wa District.

The Bangkok Metropolitan Administration reported that the levels of particulate matter 2.5 micrometers or smaller ranged from 37-70 micrograms a cubic meter of air in Bangkok and adjacent provinces from Feb. 6-7. The safe threshold is 50mcg.

Unsafe levels of PM2.5 were at 70mcg in Klong Sam Wa, 67mcg in Thawi Wattana District and 62mcg in Bang Na District.

According to IQAir.com, which reports air quality and rates cities with air pollution, Bangkok had the seventh worst air in the world Monday morning with its air quality index of 157.