Delhi's air quality likely to remain in poor to very poor category over next two days
Delhi's air quality turned very poor on Monday and is predicted to deteriorate further with calm winds and low temperature allowing
New Delhi: Delhi's air quality turned very poor on Monday and is predicted to deteriorate further with calm winds and low temperature allowing accumulation of pollutants.
The city's air quality index (AQI) was 307. The 24-hour average AQI was 268 on Sunday. It was 231 on Saturday, 137 on Friday, 302 on Thursday and 413 on Wednesday.
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".
The minimum temperature was 6.9 degrees Celsius on Sunday and the maximum is expected to settle around 26 degrees Celsius, the weather department said.