Large parts of the Delhi-National Capital Region began Monday under dense fog, with air pollution levels lingering in the moderate to poor range, data from the Central Pollution Control Board (CPCB) showed.

According to CPCB readings, several monitoring stations across the capital recorded elevated AQI levels. Anand Vihar reported an AQI of 242, Bawana 222, Chandni Chowk 217, Dwarka Sector-8 240, and R.K. Puram 232. Other locations included Burari Crossing at 157, DTU 158, IGI Airport (T3) 132, IIT Delhi 141, Jawaharlal Nehru Stadium 194, Lodhi Road 116, Patparganj 207, and Sonia Vihar 208.