Updated On: 18 December, 2021 10:26 AM IST | Mumbai | mid-day online correspondent
The AQI increased by 38 points on Saturday as compared to AQI 157 on Friday

Poisar river, Malad. File Pic
The AQI increased by 38 points on Saturday as compared to AQI 157 on Friday.
The report also stated that PM 2.5 and PM 10 concentration in Mumbai are 139 and 163 respectively. According to Swiss organisation iQAir PM 2.5 concentration in Mumbai on Saturday is 15.5 times above the WHO annual air quality guideline value.