November 27, New Delhi: Delhi was covered in a thick and toxic haze on Monday, which is often referred to as “smog.” Several monitoring stations in the national capital had their air quality drop to the “severe” level.
According to CPCB, the Anand Vihar station had “severe” levels of PM 10 and PM 2.5 at 421 and 421, respectively. Ozone fell to 190 in the “moderate” category while CO was at 95, which was considered “satisfactory.”
At the Bawana station, the levels of CO were 94, classified as “satisfactory,” and NO2 was 28, classified as “good.” PM 2.5 was recorded at 432, falling into the “severe” category, and PM 10 at 366, falling into the “very poor” category.
The Dwarka sector-8 station recorded “severe” levels of PM 2.5 and PM 10, with respective values of 425 and 405; CO was recorded at 110, indicating a “moderate” level.
The Indira Gandhi International Airport T3 region had “very poor” air quality, with PM 2.5 and PM 10 measured at 372 and 316, respectively. The CO and NO2 values were in the “good” range at 111 and 20, respectively.
The PM 2.5 and PM 10 at the ITO station fell to 500 and 435, respectively, falling into the “severe” category, while the NO2 shot up to 290, falling into the “poor” category.
Jahangirpuri reported a PM 2.5 of 451 and a PM 10 of 435, both of which fall into the “severe” category. The levels of carbon monoxide were 82 in the “satisfactory” range, while the levels of NO2 were 18 in the “good” range.
Both PM 2.5 and PM 10 in Okhla Phase-II were classified as “severe,” with PM 2.5 measuring 427 and PM 10 reaching 418. In the “satisfactory” range, CO was at 92 and NO2 was at 107, falling into the “moderate” category.
It should be noted that an AQI of zero to fifty is regarded as “good,” 51 to one hundred as “satisfactory,” 101 to 200 as “moderate,” 201 to 300 as “poor,” 301 to 400 as “very poor,” and 401 to 500 as “severe.” IANS
