Air quality now
The AQI and pollutants at the monitoring stations in your city, updated every hour.
About this tool
The index follows the Central Pollution Control Board's National Air Quality Index: 0 to 50 Good, to 100 Satisfactory, to 200 Moderate, to 300 Poor, to 400 Very poor, above that Severe.
Developers: this page runs on the Air quality API (GET /v1/air-quality). Free, open source, no key for most of it.