India, Nov. 4 -- The air quality index in Delhi remained in the 'very poor' category on Tuesday, and is likely to touch the 'severe' level.

According to data from the Sameer app, the AQI in the Capital is 309, with the poorest air quality being recorded in Alipur at 421. Sri Aurobindo Marg had the lowest AQI at 152.

According to the bulletin released by the Central Pollution Control Board on Monday, the average AQI stood at 309, with data being recorded till 4 pm. After slipping to the 'very poor' category at the start of this month, the average air quality index has remained at the same level.

* Haze enveloped Delhi on Monday as the air quality index remained in the 'very poor' category for the third straight day. The 24-hour average ...