Hourly AQI update of major Indian cities

Shalaka Shinde

Data recorded and maintained by Indian Institute of Tropical Meteorology as part of Air Quality Early Warning System (AQEWS).

This data set updates hourly. However, the maintenance is inconsistent. The levels for Delhi, capital of India, alone are alarming enough to take note of the data.The warning system is basis for seasonal as well as year-round policies to tackle pollution in the capital city.