How Polluted is Delhi’s Air?

Here in Delhi, each line indicates a category of AQI. The air quality range is from 0 to 50, marked in green, while a range of 150 or above is considered unhealthy and shown in red shades. Following a recent trend, there have been several days in Delhi where the air quality has remained good. However, on the other hand, during approximately 200 days in a year or 60% of the days, Delhi residents have faced either unhealthy or poor air quality. In the past year, there have been more than 70 days when the AQI in Delhi crossed the official index’s highest level of 500.