Delhi’s air quality in very poor category

The air quality in the national capital Delhi is in the very poor category. According to the Central Pollution Control Board, the air quality index in Delhi was recorded at three hundred 83 this morning.

An air quality index between zero and 50 is considered good. Between 51 and one hundred it is considered satisfactory, between 101 and two hundred as normal, between 201 and 300 as poor, between 301 and 400 as very poor and between 401 and five hundred it is considered severe.