Delhi's air quality worsened further on Sunday, with an AQI of 441, making it the second-most polluted city in the country. The city's 24-hour Air Quality Index (AQI), recorded at 4 pm daily, stood at 441,

Delhi NCR is implementing GRAP Stage 3 due to severe air quality, halting non-essential construction and restricting vehicle use. The region's AQI has reached hazardous levels, prompting authorities to enforce stricter measures like banning certain vehicles and limiting construction activities to combat pollution.

The GRAP 3 curbs in Delhi include ban on demolition and construction activities, and entry of certain vehicles inside Delhi-NCR, among other curbs, to prevent further deterioration of air quality.

The city's 24-hour Air Quality Index (AQI), recorded at 4 pm daily, stood at 417, making it the worst in the country. On Friday, the AQI level was 396