This September has been the cleanest air for Delhiites in the last nine years!
According to a TOI report, DPCC data from 2011 to 2019 reveals that both the average PM2.5 and PM10 levels were within safe limits this September - which has happened for the first time in nine years.
Here's what the average AQI has been in the past few years:
September 2015: 194
September 2016: 162
September 2017: 139
September 2018: 112
Yes, Delhi recorded its lowest AQI of 98 this year — which for the first time since this data has been collected, has been termed “satisfactory”.
PM Levels Down
This year, the average PM10 level was 99 microgram per cubic metre (as against a safe standard of 100). In 2015, the average PM10 level was 239 microgram per cubic metre. Showing a decline of 58%.
Average PM 2.5 level in 2015 was 72 microgram; this year, the level was recorded at just 40 microgram per cubic metre, well below the safe limit of 60. Showing a decline of 44%.
So if you thought the city was suddenly feeling less like a gas chamber, you are not alone.
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