Air quality in Delhi turns 'good' with wind speed, rains

The national capital on Tuesday morning recorded its air quality in the "good" category, with experts attributing it to favourable wind speed and good rains last month. The city recorded an air quality index (AQI) of 48 at 9 am. AQI between 0 and 50 is considered safe, 51-100 satisfactory, 101-200 moderate, 201-300 poor. At 301-400, it is considered very poor and 401-500 falls in the severe category. The air quality above 500 is severe as well as in the emergency category.

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