KATHMANDU, Feb 28: The quality of air in the Kathmandu Valley on Sunday was measured between PM 2.5 reading of 79.83 μg/m³ and 145 μg/m³.
Related story
Kathmandu’s air quality deteriorates despite first winter rain,...
According to the data collected from the pollution monitoring stations installed at various parts of the country’s capital city, the worst air quality was observed in the morning between 8 and 9.
The World Health Organization (WHO) prescribes healthy air not to have a PM 2.5 reading of more than 25 μg/m³.
