Choose another country or region to see content specific to your location and shop online.

Air quality in Ustecky

Air quality index (AQI⁺) and PM2.5 air pollution in Ustecky • 17:17, Jul 17

Live most polluted city ranking

Real-time Ustecky most polluted city ranking

#	Cities	AQI⁺ US
1	Ústí nad Labem	73
2	Kadaň	55
3	Mariánské Radčice	54
4	Hora Svaté Kateřiny	52
5	Teplice	52
6	Štětí	51
7	Děčín	31
8	Chomutov	28
9	Most	21
10	Jirkov	20

Live cleanest city ranking

Real-time Ustecky cleanest city ranking

#	Cities	AQI⁺ US
1	Probostov	12
2	Jirkov	20
3	Most	21
4	Chomutov	28
5	Děčín	31
6	Štětí	51
7	Hora Svaté Kateřiny	52
8	Teplice	52
9	Mariánské Radčice	54
10	Kadaň	55

Wildfire Map Spotlight: North-Central and Eastern Oregon Wildfires

Midwest and Northeast US Air Quality Alert

Wildfire Map Spotlight: Elephant Fire, California

Which is the most polluted city in Ustecky?

globe background

Connect With IQAir

Get exclusive articles, product updates, tips, and occasional offers delivered to your inbox. You can unsubscribe at any time.

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved