Delhi's Air Quality Turns 'Severe' Despite GRAP-4 Restrictions
NDTV
On Saturday, the AQI was recorded at 370, placing it in the 'very poor' category.
Delhi's air quality deteriorated on Sunday with the 24-hour average Air Quality Index (AQI) reaching the 'severe' category at 409 at 4 pm, Central Pollution Control Board (CPCB) data showed.
On Saturday, the AQI was recorded at 370, placing it in the 'very poor' category.
An AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.
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