New Delhi: The air quality in Delhi on Monday remained in the 'very poor' category for the second consecutive day with the overall Air Quality Index (AQI) docking at 310, said Centre-run 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'.
The PM 2.5 and PM 10 levels in Delhi touched 206 and 214 respectively.