India, Nov. 29 -- The district's air quality index (AQI) remained the worst in southern Haryana on Friday at 320, remaining under 'very poor' for the second consecutive day on the Central Pollution Control Board (CPCB)'s bulletin.

Gurugram's air quality remained lodged in the "very poor" category on Friday. A layer of heavy smog covered several major stretches in Gurugram, including Golf Course Road, Southern Peripheral Road (SPR), Sohna-Elevated Road, and Delhi-Gurugram-Jaipur (NH 48) expressway.

At 4pm, Gurugram's Air Quality Index (AQI) was recorded at 320, according to the data from the Central Pollution Control Board (CPCB) bulletin.

The worst-hit air monitoring station in Gwal Pahari recorded an AQI of 351 at 7.30pm, the point at...