Past episodes show that Delhi’s AQI has often fallen after Stage IV of the plan was imposed. On 17 January 2026, the AQI stood at 400. It dropped to 192 within a week. In November 2023, it fell from 454 to 218 over the same period.
Of the seven episodes, five showed a significant fall in AQI.
Delhi’s Winter Pollution Curbs Are Back. Do They Actually Work?
Oct 27, 2026 | 9:06 AM
