New Delhi, Jan. 29 -- : The air quality in the national capital improved and was in the 'moderate' category on Sunday morning after remaining in the 'poor' category for two consecutive days.

Delhi recorded an overall Air Quality Index (AQI) at 197, as per the System of Air Quality and Weather Forecasting and Research (SAFAR).

The areas near Delhi university saw an AQI of 186.

The air quality in Gurugram remained in the 'poor' category as the city recorded an AQI of 235. While the AQI in Noida was recorded at 208, which is again in the 'poor' zone.

In IIT Delhi, the AQI was 159 in the 'moderate' category.

Mathura road had an AQI of 221 and Ayanagar was at 239, both in the 'poor' category.

The Airport region had an AQI of 145 and the Lo...