India, Oct. 28 -- A visible haze engulfed the city on Monday too as the air quality remained in the "very poor" zone for the second day. Further, the technical glitch continued to impact the Central Pollution Control Board (CPCB) board data on Monday as the hourly data was not updated for nearly 13 hours.

Delhi's air quality index (AQI) on the CPCB website was stuck at 315 (very poor) since 10.43pm on Sunday, with the update coming only at noon on Monday, when it was logged at 286. However, by 4pm, when the day's national bulletin was issued, it deteriorated to a reading of 301. The 4pm reading on Sunday was 315.

A day earlier, the CPCB, which issues its national bulletin at 4pm, only managed to share the bulletin for the day at 10.45pm...