Air quality in Delhi borders 'severe levels'
The air quality in the national capital on Wednesday morning bordered "severe levels" and remained in the "very poor" category for the eighth consecutive day.
New Delhi: The air quality in the national capital on Wednesday morning bordered "severe levels" and remained in the "very poor" category for the eighth consecutive day.
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The air quality index (AQI) in the city was recorded at 399 at 8.41 am.
An AQI between 0-50 is considered "good", 51-100 "satisfactory", 101-200 "moderate", 201-300 "poor", 301-400 "very poor" and 401-500 "severe".
Also Read: Air quality in Delhi turns 'very poor'
An AQI above 500 falls in the "severe plus" category.(PTI)