According to the data issued by the System of Air Quality Forecasting and Research (SAFAR-India), AQI in Anand Vihar was recorded at 432 (severe category), while RK Puram area the AQI stood at 453 (severe category).
Thick clouds of smog shrouded parts of the national capital as the air quality across the metropolitan city continued to remain in 'severe' category on Tuesday.
Air pollution levels can be high during the winter months for a number of reasons, including dust and vehicular pollution, dry-cold weather, stubble burning, burning crop residues after the harvest season and commuting.
According to doctors, for any healthy person, a recommended AQI should be less than 50, but these days the AQI has spiked beyond 400, which could prove fatal for those suffering from lung-related diseases and even poses a risk of lung cancer.
On the fourth consecutive day, the air quality in Delhi remained in the 'Severe' category on Sunday though with a marginal dip in the overall Air Quality Index (AQI) recorded at 410 against 504 on Saturday, as per System of Air Quality Forecasting and Research (SAFAR-India).
Amid the worsening air quality in the national capital, the Sri Lanka team on Saturday cancelled their training session on Friday ahead of the ICC Cricket World Cup match against Bangladesh on Monday.
Delhi Minister Gopal Rai on Friday late evening took stock of Anand Vihar bus depot after the air quality index of Anand Vihar touched the 'hazardous' category.