New Delhi:The air quality in the national capital remained in the very poor category with the air quality index (AQI) clocking the value of 344 at 8 am on Thursday, the Central Pollution Control Board (CPCB) data showed. Though it remained in the very poor category, the AQI improved marginally at 344 on Thursday from its previous day's index value of 375.
Authorities, however, said no major improvement is likely till Sunday. According to the CPCB's Sameer App, Faridabad (354), Ghaziabad (364), Greater Noida (324), Gurugram (325) and Noida (333) also recorded their air quality in the very poor category at 8 am on Thursday.
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 of the national capital was recorded at 10.5 degrees Celsius, two notches below the season's average, India Meteorological Department (IMD) said.