As of 4 pm on October 21, the national capital's AQI stood at 310, which comes under the 'very poor' category according to the Central Pollution Control Board (CPCB). 
As of 4 pm on October 21, the national capital's AQI stood at 310, which comes under the 'very poor' category according to the Central Pollution Control Board (CPCB). The second stage of the Graded Response Action Plan (GRAP-II), implemented by the Commission for Air Quality Management (CAQM), has come into effect from October 22. The decision was taken after reviewing the air quality scenario in the region, as per the CAQM order.
As of 4 pm on October 21, the national capital's AQI stood at 310, which comes under the 'very poor' category according to the Central Pollution Control Board (CPCB).
"In an effort to prevent further deterioration of the air quality, the Sub-Committee decided that all actions as envisaged under Stage II of the GRAP-Very Poor Air Quality be implemented by all the agencies concerned in the NCR, in addition to the Stage-I actions already in force, from 8:00 A.M. of 22.10.2024 in the National Capital Region (NCR)," the order read.
The India Meteorological Department (IMD) and IIT Madras (IITM) predicted that Delhi's air quality could remain in the 'very poor' category between 301-400 in the coming days. IMD and IITM said this could be due to the unfavourable meteorological and climatic conditions as well as calm winds.
Measures and restrictions under GRAP-II include:
Further, the CAQM directed that dust generating construction activities to be avoided during October to January. It also said the solid waste and bio-mass should not be burned in the open.
The central body urged citizens to people to use public transport and minimise use of personal vehicles and to take a less congested route for commuting. It also advised people to regularly replace air filters in their automobiles at recommended intervals.