Delhi's air quality turns 'good'-- that's the best it has had in years
- Rainfall in and around brought the capital's air quality on Saturday to the "good" condition.
- The overall air quality index (AQI) of
Delhi, which was at 47, falling in the good category.
- The level of PM2.5 was recorded at 17 and the PM10 level was recorded at 31 on Saturday.
According to the System of Air Quality and Weather Forecasting (Safar) and the Central Pollution Control Board (CPCB), the overall air quality index (AQI) of Delhi, which was at 47, falling in the good category.
The level of PM2.5 was recorded at 17 and the PM10 level was recorded at 31 on Saturday, Safar said. These denote levels of particulate matter, of two sizes up to 2.5 and 10 micrometres in diameter, in the atmosphere.
In comparison, the AQI in New York was recorded at "good" at 17, at 34 in
A CPCB scientist said that in 2017, the city had witnessed the AQI recorded below 50 - at 42, but could not recall the exact date.
The CPCB is recording AQI since 2015 and such good conditions have not been seen in the last four years.
Gufran Baig, scientist and programme director, SAFAR, said that this is the lowest AQI recorded this year and it will remain good for another two to three days.
He said that the air quality has improved due to widespread rain received in the northern parts of the country.
"Rajasthan, Himachal Pradesh, Punjab,
Mahesh Palawat, Vice President, Meteorology and Climate Change, at private forecaster Skymet Weather told IANS that this was the longest spell of clean air experienced by Delhiites.
"The widespread rain has helped in improving air quality in Delhi as well as in Noida and Gurugram. Increased rainfall activity is likely to bring more respite in coming days," he said, adding that the rain has helped in settling down pollutants.