New Delhi: The air quality in the National Capital remained in 'very poor' quality on the sixth consecutive day on Monday as pollutants accumulated due to cold weather and calm winds.
The overall Air Quality Index (AQI) was recorded at 355 with PM2.5 being the dominant pollutant, said System of Air Quality and Weather Forecasting And Research (SAFAR).
An AQI between 0-50 is considered 'good', 51-100 is 'satisfactory', 101-200 'moderate', 201-300 'poor', 301-400 'very poor' and 401-500 is marked as 'severe/hazardous'.
At Ashok Vihar and Jahangirpuri, the AQI at 7.30 am was 391, while in Rohini and Pusa, it was 430 and 385 respectively. The AQI near Sirifort stood at 375, Mundka at 376 and DTU at 381.
In the neighbouring cities, Ghaziabad performed the worst with AQI at 404. The air quality in Greater Noida, Gurgaon and Noida was 377, 341 and 390, respectively.