After two days of brief relief, the national capital’s air quality slipped back into the 'very poor' category at 332, with several monitoring stations recording 'severe' pollution levels.

Delhi's 24-hour average Air Quality Index (AQI) stood at 332 at 4 p.m. on Friday (December 26, 2025), slipping into the ‘very poor’ category, compared to 234 recorded on Thursday (December 25) and 271 at the same time a day earlier, according to data from the Central Pollution Control Board (CPCB).

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Out of the 38 functional air quality monitoring stations in the city, of a total of 40, eight stations recorded ‘severe’ air quality with AQI readings above 400.

These included Anand Vihar, Bawana, DTU, Jahangirpuri, Narela, Nehru Nagar, Rohini and Vivek Vihar. As many as 20 stations were in the ‘very poor’ category, while nine stations recorded ‘poor’ air quality, as per data from CPCB’s SAMEER app.