Delhi’s air quality deteriorated sharply on Diwali afternoon, with pollution levels hitting alarming highs across the city. Thirty-one of the 38 monitoring stations recorded air quality in the ‘very poor’ category, while three reported ‘severe’ levels.

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The city’s overall Air Quality Index (AQI) stood at 334 at noon, only a slight dip from 339 recorded at 9 am. Data from the Central Pollution Control Board’s SAMEER app showed that 31 of the 38 monitoring stations registered ‘very poor’ air quality, while three — Anand Vihar (402), Wazirpur (423), and Ashok Vihar (414) — fell into the ‘severe’ category.

Air quality to worsen

The air quality is expected to deteriorate further into the 'severe' category more wi

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