Delhi’s overall Air Quality Index ( AQI ) was recorded at 326 µgm-3 on Sunday and bracketed in very poor category on the National Ambient Air Quality Index ( NAAQI ).
Citing MeT factors, System of Air Quality and Weather Forecasting And Research
( SAFAR ), a central government pollution monitoring agency said surface - level winds are moderate and west-northwesterly and moderate winds and better ventilation conditions are forecasted for the next two days.
“AQI is likely to improve from the lower end of Very poor to the higher end of Poor category for today and tomorrow. AQI is likely to marginally deteriorate and on the lower end of the Very Poor category on December 15,” it said.
On a scale of 0-500, an AQI value between 301-400 is considered very poor while 401-500 is severe.