Thick layer of smog covers Delhi on Diwali, air quality plunges to 'very poor' category
Delhi air pollution: The AQI level at Anand Vihar was recorded at 419 and remained in the 'severe' category and the air quality remained 'very poor' in several areas like Alipur, Ashok Vihar, Aya Nagar, Bawana, Burari, Dwarka, IGI Airport (T3),
31 Oct 04:28 · India TV