Delhi air quality remains ‘very poor’ for third consecutive day

The air quality in Delhi remained in the “very poor” category for the third consecutive day on Thursday.

The average Air Quality Index at 4.06 pm was 305, according to data from the Sameer application, which provides hourly updates published by the Central Pollution Control Board.

The AQI in Anand Vihar was the worst at 410, categorised as “severe”.

An index value between 0 and 50 indicates “good” air quality, between 51 and 100 indicates “satisfactory” air quality and between 101 and 200 indicates “moderate” air quality. As the index value increases further, air quality deteriorates. A value of 201 and 300 means “poor” air quality, while between 301 and 400 indicates “very poor” air.

Between 401 and 450 indicates “severe” air pollution, while anything above the 450 threshold is termed