Updated On: 21 December, 2021 10:48 AM IST | Mumbai | mid-day online correspondent
PM2.5 concentration in Mumbai air is currently 18 times above the WHO annual air quality guideline value

Bandra-worli sea link. Pic/ istock
Mumbai’s air quality on Tuesday remained under the “unhealthy” category with an AQI of 183, according to aqi.in.
The AQI increased by 25 points on as compared to AQI 158 on Monday.