IANSHINDIAccording to the Central Pollution Control Board data, Delhi's air quality remained in the 'very poor' category for the fourth consecutive day on Thursday.
The air quality index (AQI) in Anand Vihar (428) and Ashok Vihar (405) was recorded in the 'severe' category at 6:30 pm, the CPCB data showed. The AQI in Wazirpur, Bawana, Jahangirpuri and Mundka was in the 'very poor' category.
The neighbouring cities of Ghaziabad (373), Noida (354), Greater Noida (368), Gurugram (362) and Faridabad (315) reported 'very poor' air quality.
The air quality in the national capital started deteriorating from October 24 with the AQI slipping to the 'very poor' category from 'poor'.
Pollution levels crept up on the night of October 23 amid a drop in temperature and wind speed and due to people bursting firecrackers and a rise in the number of farm fires.
The air quality index (AQI) in Anand Vihar (428) and Ashok Vihar (405) was recorded in the 'severe' category at 6:30 pm, the CPCB data showed. The AQI in Wazirpur, Bawana, Jahangirpuri and Mundka was in the 'very poor' category.
The neighbouring cities of Ghaziabad (373), Noida (354), Greater Noida (368), Gurugram (362) and Faridabad (315) reported 'very poor' air quality.
The air quality in the national capital started deteriorating from October 24 with the AQI slipping to the 'very poor' category from 'poor'.
Pollution levels crept up on the night of October 23 amid a drop in temperature and wind speed and due to people bursting firecrackers and a rise in the number of farm fires.
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