Following are the updates pertaining to air quality and pollution conditions across the major cities as of Thursday (01 February):

• Delhi: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Delhi recorded a 24-hour average AQI of 392 (Very Poor).
• Gurugram: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Gurugram recorded a 24-hour average AQI of 320 (Very Poor).
• Noida: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Noida recorded a 24-hour average AQI of 341 (Very Poor), while Greater Noida’s figure stood at 374 (Very Poor).
• Hyderabad: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Hyderabad recorded a 24-hour average AQI of 78 (Satisfactory).
• Chennai: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Chennai recorded a 24-hour average AQI of 98 (Satisfactory).
• Mumbai: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Mumbai recorded a 24-hour average AQI of 120 (Moderate).
• Bengaluru: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Bengaluru recorded a 24-hour average AQI of 133 (Moderate).
• Kolkata: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Kolkata recorded a 24-hour average AQI of 100 (Satisfactory).
• Pune: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Pune recorded a 24-hour average AQI of 131 (Moderate).
• Ahmedabad: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Ahmedabad recorded a 24-hour average AQI of 145 (Moderate).
• Guwahati: As per the Central Pollution Control Board’s (CPCB) latest bulletin issued at 1600 hours on Wednesday (31 January), Guwahati recorded a 24-hour average AQI of 247 (Poor).