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Air quality in Kyustendil

Air quality index (AQI⁺) and PM2.5 air pollution in Kyustendil • 15:42, Sep 01

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Live most polluted city ranking

Real-time Kyustendil most polluted city ranking

#CitiesAQI⁺ US
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The national flag of Bulgaria

Kyustendil

74

Live cleanest city ranking

Real-time Kyustendil cleanest city ranking

#CitiesAQI⁺ US
1
The national flag of Bulgaria

Kyustendil

74

Wildfires in Kyustendil

Real-time information

Active fires

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IQAir Healthpro Plus XE in a living room
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Do air purifiers remove odors or just reduce them?

Dense forest burning.
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Wildfire Map Spotlight: Austin Fire, Oregon

Evening view of Portland.
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September 1, 2026: Portland among top 10 most polluted cities in the world

Which is the most polluted city in Kyustendil?