The overall quality of the air in the national capital significantly improved on Wednesday with its AQI recorded at 193 by the System of Air Quality and Weather Forecasting And Research (SAFAR).
The Air Quality Index from 0 to 100 is considered as good, while from 100 to 200 it is moderate, from 200 to 300 it is poor, and from 300 to 400 it is said to be very poor and from 400 to 500 or above it is considered as severe.
The meeting was held with Chief Secretaries of four states through video conferencing under the chairmanship of NHRC Chairman Justice Arun Kumar Mishra regarding air pollution.
Actions under Stages I to Stage II of the GRAP shall remain invoked and be implemented by all agencies concerned in the entire NCR to ensure that the AQI levels do not slip further to the 'severe' category.
The air quality in Delhi witnessed improvement on Sunday morning as the Air Quality Index (AQI) of the national capital stood at 320, as per the System of Air Quality and Weather Forecasting And Research (SAFAR) at 8:00 am.
A thick layer of smog has surrounded parts of the national capital on Friday morning as Delhi's air quality remained in the lower end of the 'very poor' category with an overall Air Quality Index (AQI) of 324, as per the System of Air Quality and Weather Forecasting And Research (SAFAR).<
With the Air Quality Index improved in relative terms, the Delhi government on Monday lifted various bans, imposed earlier, including the ban on the entry of trucks into the national capital.
Even though the air quality in Delhi continued to slide for the second consecutive day from the 'upper end of very poor' to the 'very poor' category, still, it is touching an alarming level on Monday morning as the overall Air Quality Index (AQI) of the city stood at 326.