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Air quality in Porto

Air quality index (AQI⁺) and PM2.5 air pollution in Porto • 10:37, May 29

Live most polluted city ranking

Real-time Porto most polluted city ranking

#	Cities	AQI⁺ US
1	Paços de Ferreira	81
2	Porto	71
3	Senhora da Hora	70
4	Gondomar	69
5	Valongo	67
6	Maia	66
7	Canidelo	65
8	Avintes	64
9	Matosinhos	64
10	Recarei	60

Live cleanest city ranking

Real-time Porto cleanest city ranking

#	Cities	AQI⁺ US
1	Mindelo	58
2	Recarei	60
3	Avintes	64
4	Matosinhos	64
5	Canidelo	65
6	Maia	66
7	Valongo	67
8	Gondomar	69
9	Senhora da Hora	70
10	Porto	71

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