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 • 08:07, Aug 06

Live most polluted city ranking

Real-time Ustecky most polluted city ranking

#	Cities	AQI⁺ US
1	Probostov	78
2	Most	75
3	Kadaň	61
4	Štětí	59
5	Ústí nad Labem	56
6	Teplice	48
7	Hora Svaté Kateřiny	41
8	Děčín	23
9	Chomutov	20
10	Mariánské Radčice	17

Live cleanest city ranking

Real-time Ustecky cleanest city ranking

#	Cities	AQI⁺ US
1	Jirkov	10
2	Mariánské Radčice	17
3	Chomutov	20
4	Děčín	23
5	Hora Svaté Kateřiny	41
6	Teplice	48
7	Ústí nad Labem	56
8	Štětí	59
9	Kadaň	61
10	Most	75

Western US Air Quality Alert

Wildfire Map Spotlight: Woodside Fire, California

Close-up of an intense, blazing wildfire.

Wildfire Map Spotlight: Big Grass Fire, Oregon and Idaho

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.

United Arab Emirates

View Privacy Policy

Privacy Policy© 2026 IQAir. All rights reserved