SmogRank / Countries / Canada / August 2024

Most polluted cities in Canada, August 2024

94 cities in Canada ranked by their average PM2.5 over the 31 days. Worst: Fort McMurray at 28.6 µg/m³, #16 of 1,551 cities in the world. Cleanest: Campbell River at 3.4. A city needs measurements on 70% of the days to be ranked.

  1. 1Fort McMurrayAlberta
    28.6
  2. 2EdmontonAlberta
    26.1
  3. 3SaskatoonSaskatchewan
    23.9
  4. 4Grande PrairieAlberta
    19.6
  5. 5ReginaSaskatchewan
    18.1
  6. 6St. AlbertAlberta
    17.1
  7. 7Nepeanlow-cost sensorsOntario
    16.3
  8. 8Swift CurrentSaskatchewan
    16.2
  9. 9CalgaryAlberta
    16.0
  10. 10Red DeerAlberta
    15.7
  11. 11Prince GeorgeBritish Columbia
    15.4
  12. 12Sherwood ParkAlberta
    14.7
  13. 13Medicine HatAlberta
    13.9
  14. 14SaguenayQuebec
    13.8
  15. 15AirdrieAlberta
    13.3
  16. 16EdmundstonNew Brunswick
    11.5
  17. 17QuébecQuebec
    11.0
  18. 18L'Ancienne-LoretteQuebec
    10.7
  19. 19DorvalQuebec
    10.6
  20. 20Sorel-TracyQuebec
    10.4
  21. 21KamloopsBritish Columbia
    10.3
  22. 22MontréalQuebec
    10.0
  23. 22WindsorOntario
    10.0
  24. 24LethbridgeAlberta
    9.9
  25. 24ShawiniganQuebec
    9.9
  26. 24Rivière-des-Prairies–Pointe-aux-TremblesQuebec
    9.9
  27. 27CranbrookBritish Columbia
    9.8
  28. 27Trois-RivièresQuebec
    9.8
  29. 29BrossardQuebec
    9.4
  30. 30BarrieOntario
    9.3
  31. 30BrantfordOntario
    9.3
  32. 30GranbyQuebec
    9.3
  33. 30MiltonOntario
    9.3
  34. 30SherbrookeQuebec
    9.3
  35. 35DrummondvilleQuebec
    9.2
  36. 36NewmarketOntario
    9.1
  37. 36TorontoOntario
    9.1
  38. 38OakvilleOntario
    8.9
  39. 39OttawaOntario
    8.8
  40. 39VernonBritish Columbia
    8.8
  41. 41GuelphOntario
    8.7
  42. 41KitchenerOntario
    8.7
  43. 43BramptonOntario
    8.6
  44. 43LondonOntario
    8.6
  45. 43Thunder BayOntario
    8.6
  46. 46Greater SudburyOntario
    8.5
  47. 46HamiltonOntario
    8.5
  48. 48BrooklinOntario
    8.3
  49. 48SarniaOntario
    8.3
  50. 48WaterdownOntario
    8.3
  51. 51PeterboroughOntario
    8.2
  52. 52KelownaBritish Columbia
    8.0
  53. 52Sault Ste. MarieOntario
    8.0
  54. 54MiramichiNew Brunswick
    7.9
  55. 54SquamishBritish Columbia
    7.9
  56. 54St. ThomasOntario
    7.9
  57. 57MississaugaOntario
    7.8
  58. 57St. CatharinesOntario
    7.8
  59. 59KingstonOntario
    7.6
  60. 59North BayOntario
    7.6
  61. 61BellevilleOntario
    7.4
  62. 62ChathamOntario
    7.3
  63. 62PentictonBritish Columbia
    7.3
  64. 64Saint-Jean-sur-RichelieuQuebec
    7.1
  65. 65TerraceBritish Columbia
    6.9
  66. 66FrederictonNew Brunswick
    6.6
  67. 66Saint JohnNew Brunswick
    6.6
  68. 68MissionBritish Columbia
    6.4
  69. 69MonctonNew Brunswick
    6.2
  70. 70ChilliwackBritish Columbia
    6.1
  71. 71BurnabyBritish Columbia
    5.9
  72. 71West VancouverBritish Columbia
    5.9
  73. 73AbbotsfordBritish Columbia
    5.8
  74. 73VictoriaBritish Columbia
    5.8
  75. 75CharlottetownPrince Edward Island
    5.6
  76. 75CoquitlamBritish Columbia
    5.6
  77. 77North VancouverBritish Columbia
    5.5
  78. 77Strawberry HillBritish Columbia
    5.5
  79. 79LangfordBritish Columbia
    5.4
  80. 79LangleyBritish Columbia
    5.4
  81. 79VancouverBritish Columbia
    5.4
  82. 82DartmouthNova Scotia
    5.3
  83. 82DuncanBritish Columbia
    5.3
  84. 82Port CoquitlamBritish Columbia
    5.3
  85. 82WhitehorseYukon
    5.3
  86. 82SydneyNova Scotia
    5.3
  87. 82HarewoodBritish Columbia
    5.3
  88. 88NanaimoBritish Columbia
    5.1
  89. 88RichmondBritish Columbia
    5.1
  90. 90North CowichanBritish Columbia
    4.5
  91. 91CourtenayBritish Columbia
    4.4
  92. 92DeltaBritish Columbia
    3.8
  93. 93Port AlberniBritish Columbia
    3.5
  94. 94Campbell RiverBritish Columbia
    3.4
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, August 2024 · Canada now