The 'severe' category poses serious health risks, especially due to fine particulate matter (PM2.5), which can penetrate deep into the lungs and enter the bloodstream, causing long-term health issues

The Central Pollution Control Board data shows of the 38 monitoring stations in Delhi, nine reported AQI readings in the “severe” range.

At 6 am on Saturday, the CPCB recorded Delhi’s AQI at 419, which placed it back in the ‘severe’ category.

At 6 pm, AQI breached the 400-mark at 23 stations as several stations reported 'severe' air quality throughout the day.

Delhi's air quality slipped back to the 'severe' category on Saturday morning with an AQI of 420 while the minimum temperature was recorded at 11.4 degrees Celsius.

Residents of the national capital breathed in despair on Saturday, with the air quality plunging back to the 'severe' category as average Air Quality Index (AQI) pegged at 412.

The AQI in Anand Vihar was recorded as 457; the AQI in Ashok Vihar was 455; Chandni Chowk's AQI was 439 and RK Puram recorded an AQI of 421.

With the overall Air Quality Index (AQI) reading 422 at 6 AM on Saturday, Delhi was once again engulfed in a dense layer of poisonous haze as the air quality fell into the "Severe" category. According to the Central Pollution Control Board (CPCB),

A thick layer of smog engulfed the national capital on Friday while the air quality index in Delhi remained in the 'very poor' category, according to the Central Pollution Control Board (CPCB). Drone visuals from the Mayur Vihar and Kalindi Kunj areas revealed the thick density of smog.

People in Delhi woke up to a hazy morning with a minimum temperature of 11.3 degrees Celsius as the air quality remained in the "very poor" category recording an overall AQI of 373. Out of 38 monitoring stations in the city,