Delhi’s air quality deteriorated to the “very poor” category on October 28, and is predicted to worsen further due to unfavourable meteorological conditions, according to weather monitoring agencies.
The city’s average Air Quality Index (AQI) stood at 301 at 12 noon, worsening from 261 on Friday, according to the Central Pollution Control Board.
The AQI was 286 in neighbouring Ghaziabad, 268 in Faridabad, 248 in Gurugram, 284 in Noida, and 349 in Greater Noida.
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An AQI between zero and 50 is considered ‘good’, 51 to 100 ‘satisfactory’, 101 to 200 ‘moderate’, 201 to 300 ‘poor’, 301 to 400 ‘very poor’, and 401 to 500 ‘severe’.
According to the Centre’s Air Quality Early Warning System for Delhi, the city’s air quality deteriorated to the ‘very poor’ category due to slow wind speed at night and a dip in temperatures.
The air quality is expected to remain very poor till the end of the…