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Air quality in Czech Republic

Air quality index (AQI) and PM2.5 air pollution in Czech Republic

Last update at (local time)

#	city	US AQI
1	Hradec Kralove, Kralovehradecky	46
2	Ostrava, Moravskoslezsky	44
3	Usti nad Labem, Ustecky	43
4	Prague, Praha	42
5	Pilsen, Plzensky	40
6	Brno, South Moravian	17

(local time)

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#	city	US AQI
1	Brno, South Moravian	17
2	Pilsen, Plzensky	40
3	Prague, Praha	42
4	Usti nad Labem, Ustecky	43
5	Ostrava, Moravskoslezsky	44
6	Hradec Kralove, Kralovehradecky	46

(local time)

Good

Moderate

Unhealthy for sensitive groups

Unhealthy

Very unhealthy

Hazardous

2023 Air quality average

Good

2023 average US AQI

PM2.5

x2.3

2023 average PM2.5 concentration in Czech Republic: 2.3 times the WHO annual air quality guideline value

2023 Czech Republic cleanest city	Měděnec , Ustecky 23
2023 Czech Republic most polluted city	Spešov , South Moravian 68

89/134

#	COUNTRY	Population	AVG. US
1	Bangladesh	169,356,251	164
2	Pakistan	231,402,117	160
3	India	1,407,563,842	147
4	Tajikistan	9,750,064	134
5	Burkina Faso	22,100,683	128
6	Iraq	43,533,592	121
7	United Arab Emirates	9,365,145	119
8	Nepal	30,034,989	118
9	Egypt	109,262,178	118
10	Democratic Republic of the Congo	95,894,118	114
89	Czech Republic	10,505,772	47