Out of 19 monitoring stations in NCR, 12 recorded severe air quality. Areas close to Shadipur in west Delhi, had the worst air quality at 9.30am, with an AQI of 446. Anand Vihar area, which is usually highly polluted, also had severe air quality with an AQI of 405. In Noida, AQI was 430 at 9.30am. Noida traffic police said that traffic congestion was mainly near the Noida Gate and Sector 16 A flyover.

Source: Hindustan Times November 07, 2017 04:06 UTC