Delhi AQI Winter 2026-27 Starts Cleaner Than the Last 3 Winters
Delhi AQI winter 2026-27 so far averages 152 with no Poor day yet, the cleanest 1 to 17 October in four years. How it compares with the last 3 winters.
Air Quality & AQI
Articles in Air Quality & AQI on IndiaRealTime.
How AQI Is Calculated in India: The Complete CPCB Methodology Guide
Quick Answer India’s Air Quality Index (AQI) is calculated using the methodology developed by the Central Pollution Control Board (CPCB) under the National Air Quality Index programme. The AQI converts concentrations of multiple air pollutants into a single number between 0 and 500, making it easier for people to understand air quality and associated health […]