New Delhi, Oct. 26 -- Delhi recorded an Air Quality Index (AQI) of 164 at 7 am on Monday, placing the national capital in the 'moderate' category, according to the Central Pollution Control Board (CPCB), indicating a marginal improvement in air quality.

As per the monitoring station data, 55 of the 60 air quality monitoring stations across the national capital were reporting, with PM2.5 identified as the lead pollutant at 30 stations.

Jahangirpuri recorded the highest AQI among the monitoring stations at 246, followed by Vivek Vihar at 235, CRRI Mathura Road at 231, Punjabi Bagh at 225 and R K Puram at 223. All five stations were categorised as 'Poor'.

PM2.5 was the lead pollutant at Jahangirpuri, Vivek Vihar, Punjabi Bagh and R K Pura...