The air quality in Delhi-NCR is in the ‘severe plus’ category with the Air Quality Index (AQI) in most stations touching the 500-mark today, November 19. This is the seventh day that NCR has ...

As per official statistics, 20 monitoring stations throughout the city detected AQI levels hitting the highest 500 mark by Monday evening. Furthermore, due to the GRAP Stage 4 restrictions ...

and the Air Quality Index (AQI) continued to deteriorate, crossing the 500 mark, two days after Diwali. The government may soon consider banning BS-III petrol and BS-IV diesel four-wheelers ...

The National Weather Service says that the Environmental Protection Agency calculates the Air Quality Index — a value between 0 and 500 — based on five "major pollutants." Those pollutants ...

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...

Data from the Central Pollution Control Board, which monitors AQI on a scale of 0-500, showed that 33 of the city's 36 stations logged AQI surpassing 490 at 33 stations. Even those that did not ...

A pulmonologist recommends limiting outdoor exposure to minutes when AQI exceeds 150, and notes smoky conditions from ...

The Air Quality Index reflects the density of five pollutants ... The index’s scale runs from 0 to 500; the higher the number, the worse the air. If the index is registering less than 100 ...

MORPC issues Air Quality Alert for Columbus due to wildfire smoke. AQI “Unhealthy for Sensitive Groups.” Limit outdoor ...