Air Quality - Air Quality Index (AQI) of 34 locations of Tamil Nadu: 21.07.2023, 4 pm (Past 24 hours average). AQI is an indicator of the quality of the ambient air using a numerical value between 0 to 500. https://t.co/ZqRXSo70EP

8:08am PDT - July 22nd, 2023

Air Quality Index (AQI) of 34 locations of Tamil Nadu: 21.07.2023, 4 pm (Past 24 hours average). AQI is an indicator of the quality of the ambient air using a numerical value between 0 to 500. https://t.co/ZqRXSo70EP

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