Pm2.5  

As the latest Air Quality Index (AQI) betrays, Delhi is breathing a “very unhealthy” air at an alarming level of 279 points on the air quality parameters. The PM 10 level (presence in the air of particles with a diameter of less than 10 micrometres ) in Delhi stood at 999 and the PM2.5 level was recorded at 638, according to aqicn.org.

In Punjab, the number of recorded incidents rose to 42,126 till November 11, compared with 42,051 in the same period of 2017. In Haryana, 7,454 incidents were reported so far, compared with 9,508 in 2017.

The morning after Diwali, Anand Vihar recorded the air quality index at an alarming 999. The AQI around Major Dhyan Chand National Stadium touched 999, all under the "hazardous" category

Wazirpur recorded 'severe' air quality, while 34 other areas recorded 'very poor' air quality, according to the CPCB data. The PM2.5 level was recorded at 175