TNPSC Thervupettagam

Air Quality Index 2025

November 7 , 2025 16 hrs 0 min 17 0
  • Indian cities occupied the top 40 spots in the world’s worst air-quality rankings in 2025.
  • Sri Ganganagar in Rajasthan recorded the worst air quality, with an Air Quality Index (AQI) of 840.
  • Siwani in Haryana had the second highest AQI at 644, followed by Abohar in Punjab at 634.
  • Delhi was ranked 13th globally, with an AQI of 433, categorized as ‘Severe’.
  • Other major cities in the list include Hisar, Churu, Charkhi Dadri, and Rohtak in northern India.
  • AQI categories are defined as Good (0–50), Satisfactory (51–100), Moderately Polluted (101–200), Poor (201–300), Very Poor (301–400), and Severe (401–500).

 

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