Air pollution level across Ulaanbaatar has reached an alarming level amid winter cold as indicated by real-time air quality indexes.

The Real-time PM2.5 Air Quality Index signaled air pollution as “hazardous” at sensors in the Western Central Intersection, Zuun Ail and the Wrestling Palace on November 30. All The levels of PM2.5 particulates had reached over 430 micrograms per cubic meter at 3:00 p.m. on Thursday at the sites.

PM2.5 level skyrocketed all over the city at 5:00 a.m. on Thursday with highest readings exceeding 900 micrograms per cubic meters. The Index lighted “hazardous” sign with a PM2.5 level of 956 micrograms per cubic meters in Bayankhoshuu, 919 micrograms per cubic meters at the Western Central Intersection, and 655 micrograms per cubic meter around Tolgoit area, 472 micrograms per cubic meter around Amgalan, 420 micrograms per cubic meter around Nisekh, and 437 micrograms per cubic meter around the US Embassy.

Below are readings at 3:00 p.m. on November 30 and the highest readings recorded from
midnight on November 29 to 3:00 p.m. on November 30:

Below are the average readings from November 29 to November 30:

The air pollution had slightly declined in the outskirts of the city by 3:00 p.m. on Thursday during, which the sensors signaled “unhealthy” signs.

The vicinity near Misheel Expo Center had the least air pollution, specifically 90 micrograms per cubic meter, since Thursday morning.



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