Experts have attributed the spike in the Air Quality Index (AQI) in Mumbai and its satellite cities to increase in the construction activities fuelled by various infrastructure projects as well as vehicular pollution.
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On Sunday (November 30, 2025), the average AQI of Mumbai was 104, which fell in the 'moderate' category. However, the AQI in some parts like the Bandra Kurla Complex was in the 'severe' range.
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There are six AQI categories, which are good (0-50), satisfactory (51-100), moderately polluted (101-200), poor (201-300), very poor (301-400), and severe (401-500).
