India NCAP – Air Quality Index (AQI) in Indian Cities 2015-2023

Updated: March, 2024

The table below presents a summary of AQI Daily bulletins released by the Central Pollution Control Board (CPCB) since 2015. The CSV file contains (available) day-wise city-average AQI value, AQI category, and conditional pollutant information and the image is a calendar plot of the AQI values, along with the average number of stations reporting AQI value in each year. Click on the image to access the full working paper.

• AQI methodology was notified in 2014
• Number of unique cities in the 2015 bulletins = 22
• Number of unique cities in the 2023 bulletins = 271
• CPCB AQI Daily Bulletins archive as PDFs (last accessed March 27, 2024)
• A calculator designed to use monitoring or modeling data to estimate either real time or archived or forecasted AQI — [Link] to download the code, instructions, and videos.
• Code for parsing PDFs and archiving the data is on [github]

Back to NCAP data repository.

Use the search window (on top-right of the table) to select specific city or state (for example: Assam)

Daily Air Quality Index (AQI) Data for Indian Cities 2015-2023