Air quality in SL at unhealthy level: AQI

According to the real-time Air Quality Index (AQI), the air pollution level indicated in Sri Lanka's atmosphere is still at risk and the country will experience unhealthy air quality conditions.

Jaffna, Kilinochchi, Trincomalee, Puttalam, Dambulla, Matale, Negombo, Kandy, Colombo, Ratnapura, Ambalangoda, and Galle also indicated to have unhealthy air pollution level .

Reports said these regions will experience unhealthy air quality conditions that people with respiratory complications are advised to take precautions like wearing mask and being inside.

Meanwhile, Batticaloa, Mahiyangana, Moneragala, Hulandawa, Hungama indicate an unhealthy level in which some pollutants may be present and a health concern for a very few people who are unusually sensitive to air pollution.

Nuwara Eliya and Diyathalawa were designated as having moderate air pollution (acceptable air quality).
Air Quality Indexes (AQIs) provide a measure of air pollution levels, categorized by health impacts.

The US AQI, widely used globally, ranges from 0 to 500, with lower values indicating better air quality. 
Levels are divided into six categories, from "Good" (0-50) to "Hazardous" (301-500), based on pollutants like PM2.5, PM10, ozone, and NO₂.