As of Tuesday, December 3, hazardous air quality levels were recorded in Delhi-NCR where an Air Quality Index (AQI) reading of 309 has been recorded in Ashok Vihar at around 09:00 (local time).
Hazardous air quality levels have also been recorded in the neighboring cities of Gurugram (245), Faridabad (240), Noida (238) and Ghaziabad (347).
According to the Indian Meteorological Department (IMD) the situation is forecast to persist through at least Thursday, December 5.
Health officials declared a public health emergency on November 1 due to the "Severe+" level of air pollution in New Delhi and the National Capital Region (NCR), and transport authorities implemented and odd-even road rationing scheme across the city, effective through November 15. A ban has also been issued on hot-mix plants and stone crusher plants in Delhi-NCR as part of governmental anti-pollution measures.
An AQI reading of 0-50 is considered good, 51-100 moderate, and 101-200+ unhealthy.
Individuals in the National Capital Region, Noida, Gurugram, Faridabad, and Ghaziabad are advised to monitor the situation, limit outdoor activities until the situation normalizes, and wear N95 rated masks for protection. Children and those with chronic respiratory illnesses should exercise increased caution. Individuals are advised to seek medical attention if experiencing breathing difficulties or other health concerns.