SmogRank / Countries / Canada / December 2024

Most polluted cities in Canada, December 2024

93 cities in Canada ranked by their average PM2.5 over the 31 days. Worst: Edmonton at 13.6 µg/m³, #347 of 2,078 cities in the world. Cleanest: West Vancouver at 2.5. A city needs measurements on 70% of the days to be ranked.

  1. 1EdmontonAlberta
    13.6
  2. 2CalgaryAlberta
    10.8
  3. 3Nepeanlow-cost sensorsOntario
    10.2
  4. 4BrossardQuebec
    9.8
  5. 5Sorel-TracyQuebec
    9.7
  6. 6Red DeerAlberta
    9.6
  7. 6Sherwood ParkAlberta
    9.6
  8. 6St. AlbertAlberta
    9.6
  9. 6Trois-RivièresQuebec
    9.6
  10. 6WindsorOntario
    9.6
  11. 11Gatineaulow-cost sensorsQuebec
    9.5
  12. 12MontréalQuebec
    9.3
  13. 13Rivière-des-Prairies–Pointe-aux-TremblesQuebec
    9.2
  14. 14Grande PrairieAlberta
    8.8
  15. 14Port AlberniBritish Columbia
    8.8
  16. 16CranbrookBritish Columbia
    8.6
  17. 17L'Ancienne-LoretteQuebec
    8.5
  18. 18DorvalQuebec
    8.2
  19. 18DrummondvilleQuebec
    8.2
  20. 18ShawiniganQuebec
    8.2
  21. 21Prince GeorgeBritish Columbia
    8.1
  22. 22VernonBritish Columbia
    7.9
  23. 23GranbyQuebec
    7.7
  24. 24HamiltonOntario
    7.5
  25. 25QuébecQuebec
    7.4
  26. 26TerraceBritish Columbia
    7.3
  27. 27BrooklinOntario
    7.2
  28. 28BrantfordOntario
    7.1
  29. 28LethbridgeAlberta
    7.1
  30. 30TorontoOntario
    6.9
  31. 31LondonOntario
    6.8
  32. 32KitchenerOntario
    6.7
  33. 32MiltonOntario
    6.7
  34. 32OttawaOntario
    6.7
  35. 35Medicine HatAlberta
    6.6
  36. 35Saint-Jean-sur-RichelieuQuebec
    6.6
  37. 35SherbrookeQuebec
    6.6
  38. 38AirdrieAlberta
    6.5
  39. 38BarrieOntario
    6.5
  40. 38DuncanBritish Columbia
    6.5
  41. 38OakvilleOntario
    6.5
  42. 38ReginaSaskatchewan
    6.5
  43. 38SarniaOntario
    6.5
  44. 38SaskatoonSaskatchewan
    6.5
  45. 38St. ThomasOntario
    6.5
  46. 38WaterdownOntario
    6.5
  47. 47BramptonOntario
    6.4
  48. 47SaguenayQuebec
    6.4
  49. 49GuelphOntario
    6.3
  50. 50NewmarketOntario
    6.2
  51. 51ChathamOntario
    6.1
  52. 51Fort St. JohnBritish Columbia
    6.1
  53. 51MississaugaOntario
    6.1
  54. 51Prince AlbertSaskatchewan
    6.1
  55. 55KamloopsBritish Columbia
    6.0
  56. 55St. CatharinesOntario
    6.0
  57. 57Fort McMurrayAlberta
    5.9
  58. 58LangfordBritish Columbia
    5.7
  59. 58VancouverBritish Columbia
    5.7
  60. 58EdmundstonNew Brunswick
    5.7
  61. 61KelownaBritish Columbia
    5.4
  62. 61VictoriaBritish Columbia
    5.4
  63. 63AllistonOntario
    5.2
  64. 64PeterboroughOntario
    5.0
  65. 65BellevilleOntario
    4.8
  66. 65RichmondBritish Columbia
    4.8
  67. 67Strawberry HillBritish Columbia
    4.7
  68. 67Swift CurrentSaskatchewan
    4.7
  69. 69BurnabyBritish Columbia
    4.6
  70. 69KingstonOntario
    4.6
  71. 69Port CoquitlamBritish Columbia
    4.6
  72. 72NanaimoBritish Columbia
    4.5
  73. 73Campbell RiverBritish Columbia
    4.4
  74. 73FrederictonNew Brunswick
    4.4
  75. 75AbbotsfordBritish Columbia
    4.3
  76. 75CoquitlamBritish Columbia
    4.3
  77. 77LangleyBritish Columbia
    4.2
  78. 78DeltaBritish Columbia
    4.1
  79. 78MonctonNew Brunswick
    4.1
  80. 80MissionBritish Columbia
    3.9
  81. 81CharlottetownPrince Edward Island
    3.8
  82. 81Saint JohnNew Brunswick
    3.8
  83. 83MiramichiNew Brunswick
    3.5
  84. 83North VancouverBritish Columbia
    3.5
  85. 85ChilliwackBritish Columbia
    3.4
  86. 85Greater SudburyOntario
    3.4
  87. 87Sault Ste. MarieOntario
    3.3
  88. 88North CowichanBritish Columbia
    3.2
  89. 88SquamishBritish Columbia
    3.2
  90. 90North BayOntario
    3.1
  91. 90Rouyn-NorandaQuebec
    3.1
  92. 92DartmouthNova Scotia
    2.9
  93. 93West VancouverBritish Columbia
    2.5
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, December 2024 · Canada now