376 vs 1,500: CPCB, private agencies differ sharply on AQI readings - The Tribune
A wide gap in air quality readings reported by government and private monitoring agencies has emerged in Delhi after Diwali, with the Central Pollution Control Board (CPCB) recording an overall air quality index (AQI) of 376 on November 9, while some private platforms and mobile applications showed readings as high as 1,500.