The Air Quality Index (AQI) in the national capital remained in the 'very poor' category on Sunday, with a thin fog blanketing parts of the city and significantly reducing visibility. According to the Central Pollution Control Board (CPCB), the AQI was recorded at 388 at 7 am on Sunday, slightly lower than the previous day's figure of 398. However, the air quality continues to be alarming, with several areas witnessing hazardous levels of pollution.

The AQI levels in various parts of the city remained concerning. At prominent locations such as ITO, the AQI was recorded at 384, while Jawaharlal Nehru Stadium reported 372. The Delhi Technological University (DTU) saw an AQI of 354, and IGI Airport (T3) recorded 372. Additionally, the AQI at DU North Campus stood at 381 at 7 am on Sunday. Despite some variation in readings across locations, the overall trend pointed to 'very poor' air quality in most parts of Delhi.