Delhi Smog: Delhi Air Remains Hazardous, Wear Masks, Avoid Outdoor Activity, Say Docs
The overall Air Quality Index (AQI) of Delhi stood at 440 with Particulate Matter (PM) 10, which falls under the ‘hazardous’ category, said System of Air Quality and Weather Forecasting and Research (SAFAR).
An Air Quality Index in the range of 0 to 50 is considered good, 51 to 100 is marked as satisfactory, 101 to 200 is moderate, 201 to 300 comes under the category of poor, 401 to 500 severe and beyond 500 is contemplated as hazardous.
