When was Delhi’s air high quality index within the ‘passable’ vary?
Nonetheless, in line with official statements, the Air High quality Index (AQI) has been within the ‘passable’ vary for the final three days. These days have been from January 9, 2022 to January 11, 2022.
What has been stated by Indian Meteorological Division for AQI of Delhi?
In the meantime, the Indian Meteorological Division has stated that January 14, 2022 was the longest foggy day of the season. Visibility improved round 4pm within the nationwide capital on Friday.
He additional stated that Delhi-NCR, western Uttar Pradesh, Punjab, Haryana and North-Rajasthan had thick fog within the morning and average fog all through the day. This prevents daylight from reaching the floor. Additionally, northwest instructions have been blowing in these areas. As a consequence of all these circumstances the chilly day began.
Additionally, in line with the Indian Meteorological Division, “thick fog” is predicted in Delhi for the subsequent 4 days.
What are the totally different classes of AQI?
In line with authorities businesses, an AQI between 0-50 is taken into account ‘good’, whereas between 51-100 is taken into account ‘passable’. Whereas AQI between 101-200 is termed as ‘average’, 201-300 is termed as ‘poor’, 301- 400 is termed as ‘very poor’, and 401-500 is termed as ‘extreme’.
How is fog categorized by officers?
When visibility drops to 0-50 meters, it is named ‘very dense’ fog, in line with officers. However, when visibility drops to between 51-100 meters, it is named ‘dense fog’. Nonetheless, when visibility drops between 201 and 500 meters, it is named ‘average’ and when visibility drops to 501 and 1,000 meters, it is named ‘shallow’.