New Delhi, Oct. 23 -- Delhi recorded an Air Quality Index (AQI) of 223 at 8 am on Friday, placing the national capital in the 'poor' category, according to the Central Pollution Control Board (CPCB).

A day earlier, the national capital recorded an AQI of 226 at 7 am on Thursday, also falling in the 'poor' category, indicating a marginal improvement in air quality.

According to CPCB data, Jahangirpuri recorded an AQI of 284, followed by Rohini at 281 and Punjabi Bagh at 275, all falling in the 'poor' category. Bawana recorded an AQI of 269, Patparganj 263, Alipur 257, Chandni Chowk 245 and Aya Nagar 231, all in the 'poor' category.

Wazirpur recorded an AQI of 222 and Anand Vihar 219, both in the 'poor' category, while Ashok Vihar record...