Colaba air quality · Mumbai, Maharashtra
Sea breeze corridors help coastal cities like Mumbai and Chennai flush out pollution
US AQI 85 (Moderate) at the MPCB monitor in Colaba, Mumbai, the 25th highest of 25 Mumbai monitors reporting. India's official NAQI (CPCB) 78 (Satisfactory). Main pollutant: PM2.5.
Updated
Last 24 hours: worst 176 at 5 am yesterday, best 61 at 1 pm yesterday (US AQI)
Pollutants at Colaba
- PM2.5 · µg/m³27.31.8× WHO limit
- PM10 · µg/m³78.01.7× WHO limit
- NO₂ · µg/m³21.9Under WHO limit
- SO₂ · µg/m³16.8Under WHO limit
This hour's readings at this monitor. WHO multiples use the 2021 24-hour guidelines.
Where Colaba ranks in Mumbai
- 25thmost polluted of 25 Mumbai monitors right now
- 86average US AQI, last 30 days
- 207Mumbai's city figure now
Most polluted right now: Bandra Kurla Complex (MPCB) 650 · Deonar 464 · Kandivali West 355 · Malad West 335 · Shivaji Nagar 279.
Is it safe outside in Colaba right now?
Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors.
Walking and commuting
Go aheadFine for everyone.
Running and jogging
Take careFine for most; unusually sensitive people should ease the pace.
Cycling
Go aheadFine for everyone.
Children playing outside
Go aheadNo limits for most children.
Older adults and heart or lung conditions
Take careWatch for symptoms such as coughing or breathlessness.
Open windows
Go aheadFine to ventilate.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededOptional.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
When the air is worst in Colaba
Last 7 days, India timeOver the last 7 days, the air at this monitor was worst from 4 am to 7 am (average US AQI 107) and cleanest from 4 pm to 7 pm (70). Plan walks, runs and open windows for the cleaner hours.
Colaba air quality, last 24 hours
Hourly US AQI, 21 of 24 hours, India timeIn the last 24 hours the US AQI at this monitor was highest at 5 am yesterday (176, Unhealthy) and lowest at 1 pm yesterday (61, Moderate).
Colaba air quality, last 30 days
Daily average, 28 days- 86average US AQI
- 109worst day, 17 October
- 58cleanest day, 30 October
- 0days above 150 (Unhealthy or worse)
Nearby monitors
All of MumbaiMumbai's air this October, area by area →
Colaba air quality: common questions
What is the AQI in Colaba right now?
The US AQI at the MPCB monitor in Colaba, Mumbai is 85 (Moderate), the 25th highest of 25 Mumbai monitors reporting. Over the last 24 hours it ranged from 61 (1 pm yesterday) to 176 (5 am yesterday). The main pollutant is PM2.5. The same air reads India's official NAQI (CPCB) 78 (Satisfactory).
What time is the air worst in Colaba?
Over the last 7 days, from 4 am to 7 am India time, when the monitor averaged 107. The cleanest stretch was 4 pm to 7 pm, at 70.
How has Colaba's air been over the last 30 days?
The monitor averaged a US AQI of 86 over 28 days with data. The worst day was 17 October at 109 and the cleanest 30 October at 58. 0 days were above 150 (Unhealthy or worse).
Where does Colaba's air quality data come from?
From the continuous monitoring station run by the Maharashtra Pollution Control Board (MPCB) in CPCB's national network. Good Air shows the US EPA AQI worked out from those readings, and CPCB's own National Air Quality Index (NAQI) beside it. Good Air does not estimate or adjust the readings.
Source: Maharashtra Pollution Control Board (MPCB), via CPCB's national monitoring network. One monitor shows the air around it, which can differ from a few streets away. Readings are published by the monitoring agency and may be revised.