October 26, 2026, Monday
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Air pollution in Kathmandu at 'very unhealthy' level

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Kathmandu. Air pollution has started increasing in Kathmandu Valley. The air quality, which had improved with the onset of rains, suddenly deteriorated and reached the 'very unhealthy' level. According to Air Quality Index AQI, the air quality index which was around 92 on Tuesday afternoon has increased to 247 by 11:00 am today. This level is in the 'very unhealthy' category, it is said that it can affect the health of the general public.

According to AQI criteria, 0-50 is considered as 'good', 51,100 as 'moderate', 101,150 as 'unhealthy', 151,200 as 'unhealthy for all', 201,300 as 'very unhealthy' and above 300 as 'extremely dangerous'. According to the Director General of the Environment Department, Gyanraj Subedi, lack of rain, increasing drought, tendency to burn agricultural residues and forest fires have played a major role in increasing air pollution.

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