A dense fog enveloped Delhi and nearby regions early Saturday (16 November) as the national capital’s air quality index (AQI) remained in the ‘Severe’ category for the fourth straight day. Delhi’s overall AQI was recorded at 404 on Saturday morning, placing it in the ‘Severe’ category, according to data from the Central Pollution Control Board.

Private BS III petrol and BS IV diesel vehicles were banned from roads with violations inviting a penalty of ₹20,000.

Delhi’s air quality remains ‘severe’ for the fourth consecutive day, with the national capital recording an AQI of 436 at 2pm on Saturday. An AQI score ranging between 400 and 500 is considered severe and it is said to cause serious health issues with existing diseases.

Delhi air quality remains 'severe', prompting government restrictions and bans on vehicles to combat pollution.

Chief Minister Atishi announced a revision of working hours across government offices to combat pollution and reduce traffic congestion on Friday.

Delhi's AQI hits a hazardous 404 with smog blanketing the city; restrictions imposed, including school closures and fines for violators.

Northern India encountered the recurring annual pre-winter event of air emergency where the Air Quality Index (AQI) readings of main pollutant PM 2.5 breached the 400-mark of “very poor” and landed the air of Delhi, Punjab and other northern cities into the “hazardous” category.

The air quality of the national capital remained in the "severe" category on Saturday morning with the AQI settling at 407 at 9 am, according to the Sameer app that provides hourly updates of the national AQI published by the Central Pollution Control Board (CPCB).

Air pollution choking New Delhi has ground outdoor work to a halt and disrupted air travel in the Indian capital.