Delhi's Air Quality Index (AQI) has deteriorated further on Saturday as several areas in the national capital crossed 400, putting the city in 'red zone'.
The Central Pollution Control Board (CPCB) said the city's 24-hour average AQI dipped from 355 at 8 am to 361 at 4 pm and plunged further to 372 at 6 pm. Compared to this, the highest AQI on Friday was 322, which had already put Delhi among the most polluted cities in India.
CPCB's Sameer app showed that 15 of the 39 stations in Delhi reported an AQI above 400 at 6 pm on Saturday.
Wazirpur and Bawana recorded the highest AQI at 424. Other areas with severe AQI included Burari Crossing at 420, Alipur at 417, Narela at 412, Vivek Vihar at 411, Jahangirpuri at 409, ITO at 408, Nehru Nagar at 407, Punjabi Bagh at 404, Patparganj at 403, Ashok Vihar at 402 and Chandni Chowk at 400.
Other areas in the NCR also recorded "very poor" AQI. Noida reported an AQI of 354, Ghaziabad 339 and Greater Noida 336.
