Most Polluted Cities — Brazil

Real-time air quality data from cities around the world Brazil

Real-time air pollution rankings for 97 cities across Brazil, updated hourly. See which cities have the highest pollution levels and worst air quality.

Most Polluted Cities in Brazil

The most polluted city in Brazil is Nova Iguaçu (AQI 66), followed by Vitória (AQI 60), Vila Velha (AQI 60). Currently, 0 out of 97 monitored cities in Brazil report unhealthy air quality with an AQI above 100.

1
br

Nova Iguaçu

Brazil

66

AQI

2
br

Vitória

Brazil

60

AQI

3
br

Vila Velha

Brazil

60

AQI

4
br

Cuiabá

Brazil

57

AQI

5
br

Serra

Brazil

54

AQI

6
br

Betim

Brazil

53

AQI

7
br

Contagem

Brazil

53

AQI

8
br

Belo Horizonte

Brazil

53

AQI

9
br

Praia Grande

Brazil

49

AQI

10
br

Guarujá

Brazil

49

AQI

11
br

São Vicente

Brazil

49

AQI

12
br

Santos

Brazil

49

AQI

13
br

São João de Meriti

Brazil

46

AQI

14
br

Niterói

Brazil

46

AQI

15
br

Belford Roxo

Brazil

46

AQI

16
br

Duque de Caxias

Brazil

46

AQI

17
br

Rio de Janeiro

Brazil

46

AQI

18
br

Sorocaba

Brazil

44

AQI

19
br

Indaiatuba

Brazil

42

AQI

20
br

Piracicaba

Brazil

41

AQI

21
br

Campos dos Goytacazes

Brazil

41

AQI

22
br

Ribeirão das Neves

Brazil

40

AQI

23
br

Florianópolis

Brazil

40

AQI

24
br

Sumaré

Brazil

39

AQI

25
br

Bauru

Brazil

39

AQI

26
br

Juiz de Fora

Brazil

39

AQI

27
br

Campinas

Brazil

39

AQI

28
br

Barueri

Brazil

38

AQI

29
br

Cotia

Brazil

38

AQI

30
br

Petrópolis

Brazil

38

AQI

31
br

Jundiaí

Brazil

38

AQI

32
br

Carapicuíba

Brazil

38

AQI

33
br

Diadema

Brazil

38

AQI

34
br

Osasco

Brazil

38

AQI

35
br

São Paulo

Brazil

38

AQI

36
br

Limeira

Brazil

37

AQI

37
br

Mogi das Cruzes

Brazil

37

AQI

38
br

Ribeirão Preto

Brazil

37

AQI

39
br

Salvador

Brazil

37

AQI

40
br

Brasília

Brazil

36

AQI

41
br

Manaus

Brazil

36

AQI

42
br

Suzano

Brazil

35

AQI

43
br

Palmas

Brazil

35

AQI

44
br

Anápolis

Brazil

35

AQI

45
br

Itaquaquecetuba

Brazil

35

AQI

46
br

Mauá

Brazil

35

AQI

47
br

Aparecida de Goiânia

Brazil

35

AQI

48
br

Uberlândia

Brazil

35

AQI

49
br

Santo André

Brazil

35

AQI

50
br

São Bernardo do Campo

Brazil

35

AQI

51
br

Guarulhos

Brazil

35

AQI

52
br

Goiânia

Brazil

35

AQI

53
br

Uberaba

Brazil

34

AQI

54
br

Rio Branco

Brazil

34

AQI

55
br

Ananindeua

Brazil

34

AQI

56
br

Taubaté

Brazil

33

AQI

57
br

Montes Claros

Brazil

33

AQI

58
br

Franca

Brazil

33

AQI

59
br

Blumenau

Brazil

32

AQI

60
br

São José do Rio Preto

Brazil

32

AQI

61
br

Feira de Santana

Brazil

31

AQI

62
br

São José dos Campos

Brazil

31

AQI

63
br

Natal

Brazil

30

AQI

64
br

Campo Grande

Brazil

30

AQI

65
br

Governador Valadares

Brazil

29

AQI

66
br

Joinville

Brazil

29

AQI

67
br

Aracaju

Brazil

29

AQI

68
br

Ponta Grossa

Brazil

28

AQI

69
br

Porto Velho

Brazil

28

AQI

70
br

Teresina

Brazil

28

AQI

71
br

Curitiba

Brazil

27

AQI

72
br

Londrina

Brazil

26

AQI

73
br

Vitória da Conquista

Brazil

25

AQI

74
br

Caucaia

Brazil

25

AQI

75
br

São Luís

Brazil

25

AQI

76
br

Belém

Brazil

25

AQI

77
br

Parnamirim

Brazil

24

AQI

78
br

Maringá

Brazil

23

AQI

79
br

João Pessoa

Brazil

23

AQI

80
br

Fortaleza

Brazil

23

AQI

81
br

Santa Maria

Brazil

22

AQI

82
br

Campina Grande

Brazil

22

AQI

83
br

Paulista

Brazil

20

AQI

84
br

Olinda

Brazil

20

AQI

85
br

Recife

Brazil

20

AQI

86
br

Viamão

Brazil

19

AQI

87
br

Canoas

Brazil

19

AQI

88
br

Macapá

Brazil

19

AQI

89
br

Jaboatão dos Guararapes

Brazil

19

AQI

90
br

Porto Alegre

Brazil

19

AQI

91
br

Foz do Iguaçu

Brazil

18

AQI

92
br

Maceió

Brazil

18

AQI

93
br

Cascavel

Brazil

17

AQI

94
br

Pelotas

Brazil

17

AQI

95
br

Novo Hamburgo

Brazil

15

AQI

96
br

Boa Vista

Brazil

15

AQI

97
br

Caxias do Sul

Brazil

14

AQI

Understanding Air Quality Index

0-50

Good

Air quality is satisfactory, and air pollution poses little or no risk.

51-100

Moderate

Air quality is acceptable. However, there may be a risk for some people.

101-150

Unhealthy for Sensitive Groups

Members of sensitive groups may experience health effects.

151-200

Unhealthy

Everyone may begin to experience health effects.

201-300

Very Unhealthy

Health alert: everyone may experience more serious health effects.

301+

Hazardous

Health warnings of emergency conditions. The entire population is likely to be affected.

The Air Quality Index (AQI) is a scale from 0 to 500 that measures air pollution levels. Poor air quality can cause respiratory issues, cardiovascular problems, and other health concerns. Rankings are updated hourly to help you stay informed.

Source: US EPA Air Quality Index

Last updated: 22 Jun 17:06

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