Delhi AQI 400+ Puts City in Red Zone 2025: Capital Chokes

Delhi"s air quality slipped into the Severe red zone as AQI topped 400 across several neighbourhoods, with smog, calm winds and stubble smoke worsening visibility. Authorities tightened GRAP curbs, curbing construction and diesel generators, and urged masks and limited outdoor activity. Hospitals reported more breathing complaints as the capital monitored conditions and potential emergency measures, including advisories and traffic restrictions.