Delhi records year's best quality of air on Tuesday: Report

The best quality of air in Delhi in this year was recorded Tuesday as incessant rains washed away pollutants from the air, said authorities.

This is the third time in the year that the quality of air was registered as good and the Air Quality Index (AQI) was recorded at 38, which is the lowest for this year, according to the Centre's System of Air Quality and Weather Forecasting and Research institute (SAFAR).

An official of Central Pollution Control Board said rains in the last few days washed away pollutants from the air which led to the quality of air improving.

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Last Saturday AQI of 48 was recorded, while on July 28 AQI of 43 was recorded.

An AQI in the range of 0-50 is considered 'good', 51-100 'satisfactory', 101-200 'moderate', 201-300 'poor', 301-400 'very poor' and 401-500 'severe'.

The PM10 level (presence of particles with diameter less than 10 mm) was recorded as 'good' at 37 in Delhi-NCR and 35 in Delhi. The PM2.5 level (presence of particles with diameter less than 2.5 mm) was 19 in Delhi-NCR and 18 in Delhi, according to the CPCB data.

Meanwhile, as the rains washed away pollutants from the air, Yamuna rivercrossed the danger mark and is currently flowing at 205.24 metres, officials said, warning that the level is expected to further increase.

Around 11,19,430 cusecs of water was discharged from Hathani Kund Barrage till 2 PM, the officials said.

The water level is expected to further increase and an alert has been sounded by the authorities, they added.

The danger mark of the Yamuna river is 204.83 metres.

(With inputs from agencies)