KATHMANDU, April 5: Air quality of the Kathmandu Valley deteriorated again on Monday.
The air quality, which reported slight improvement after a spell of winter rainfall on Wednesday last week, reported a severe deterioration even from midnight when almost all activities are usually shut.
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According to the hourly pollution data collected from 17 various monitoring stations located at different places of the Kathmandu Valley, the Valley breathed the worst air in the morning between 7 and 8. The fine particulate matter (PM 2.5) reading was measured at 319.69 micrograms per cubic meter (μg/m3) during that time period.
Government had shut all the educational institutions for days --- Tuesday to Friday last week--- owing to the poor air quality.
