Primary Pollutant


Sri Lanka aqi air quality index status boy

Major Air Pollutants in Sri Lanka

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Sri Lanka co carbon monoxide icon
160 (CO)


The current PM2.5 concentration in Sri Lanka is ✓below the recommended limit given by the WHO 24 hrs air quality guidelines value.

Sri Lanka - States Air Pollution Level

STATES Status AQI AQI-US AQI-IN PM2.5 PM10 Temp Humid
Western GOOD 29 29 16 7 12 27 85
Central MODERATE 57 57 37 15 37 28 73

Sri Lanka - Metro Cities AQI

27˚C / 85%
28˚C / 73%
27˚C / 85%

Historic Air Quality Graph of Sri Lanka


Oct 1, 2020


Oct 1, 2020


Explore an insightful air pollution data for last 24 hrs, 7 days & 1 month

FAQs of Sri Lanka's Air Quality Index

(Frequently Asked Questions)

Some facts about air pollution level in Sri Lanka and what quality of air you breathe in your region.

The real-time air quality in Sri Lanka is 21 GOOD AQI now. This was last updated 8 minutes ago .

The current concentration of PM2.5 in Sri Lanka is 15 (µg/m³). The World Health Organisation (WHO) recommends 15 µg/m³ as the threshold concentration of PM2.5 for 24 hrs mean. Currently, the concentration is 0.60 times the recommended limit.

Generally, the air quality at Sri Lanka starts deteriorating in late October. The winters are the worst-hit season in terms of air pollution.

You should wear a good N95 mask when you go outdoor in Sri Lanka until the AQI is improving upto moderate range.

Office going people should avoid personal vehicles and use public transportations or carpooling.

(i) The primary causes of outdoor air pollution are solid, liquid particles called aerosols & gase from vehicles emissions, construction activities, factories, burning stubble & fossil fuels and wildfire, etc.

(ii) Main causes of indoor air pollution are harmful gases from cooking fuels (such as wood, crop wastes, charcoal, coal and dung), damp, mould smoke, chemicals from cleaning materials, etc.

Indoor air pollution in Sri Lanka is as dangerous as outdoor pollution, because the air pollutants come inside the houses or buildings through doors, windows and ventilation.

In Sri Lanka, you must use an air purifier or fresh air machine at home or office indoor and close all the doors, windows and ventilations when the outdoor air quality index (aqi) in Sri Lanka is very high. Proper ventilation is highly recommended only when outdoor air quality is improving and moderate AQI range.

World's Most Polluted Cities & Countries AQI Ranking

Real-time top most polluted cities, and monthly & annual historic AQI ranking of cities & countries

Air Quality Solutions for Sri Lanka

Find out Prana Air's air quality monitors & solutions to fight air pollution in your city.

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Keep a track of Sri Lanka Air Pollution Level On “AQI Air Quality App

Know what you breathe and the quality of air in your city and nearby locations. Real-time AQI, map, weather & fire data, health advice with insightful & analytical dashboards.

Sri Lanka aqi air quality mobile app
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