Air Pollution

Delhi’s Air Quality Index is Deteriorated to Severe Zone Delhi's air quality index (AQI) was 381 at 9 am. Ghaziabad and Greater Noida recorded an AQI of 430 and 410, respectively Delhi’s air quality was in the upper end of the very poor category Wednesday morning, while pollution levels have already entered the severe zone in the neighboring cities of Ghaziabad and Greater Noida. The city’s air quality index (AQI) was 381 at 9 am. The 24-hour average was 367 on Tuesday. It was 318 on Monday and 268 on Sunday. Ghaziabad and Greater Noida recorded an AQI of 430 and 410, respectively. An AQI between zero and 50 is considered ”good”, 51 and 100 ”satisfactory”, 101 and 200 ”moderate”, 201 and 300 ”poor”, 301 and 400 ”very poor”, and 401 and 500 ”severe”. According to the India Meteorological...