Overview
- Delhi’s overall AQI was 309 at 4 pm Monday, with hotspots such as Burari at 400 and Wazirpur at 390, while many NCR cities also logged ‘very poor’ readings.
 - Official forecasters said weak northwesterly winds and a low ventilation index will likely push the city into the ‘severe’ category on Tuesday.
 - The Supreme Court directed the CAQM and CPCB to file a status report on mitigation and monitoring after submissions that most sensors were non‑functional during Diwali.
 - Authorities are enforcing GRAP controls, including a ban on entry of non‑compliant commercial goods vehicles into Delhi that took effect on November 1.
 - CPCB data showed PM2.5 at 155–190 µg/m³ on recent readings, far above the WHO guideline of 15, with health agencies warning of heightened risk for children, the elderly and those with heart or lung disease.