SmogRank / Countries / Canada / June 2024

Most polluted cities in Canada, June 2024

96 cities in Canada ranked by their average PM2.5 over the 30 days. Worst: Nepean at 10.7 µg/m³, #248 of 1,986 cities in the world. Cleanest: Campbell River at 1.3. A city needs measurements on 70% of the days to be ranked.

  1. 1Nepeanlow-cost sensorsOntario
    10.7
  2. 2SaguenayQuebec
    9.3
  3. 3Sorel-TracyQuebec
    8.4
  4. 4HamiltonOntario
    8.2
  5. 5WindsorOntario
    8.1
  6. 6MiltonOntario
    7.7
  7. 7BrooklinOntario
    7.6
  8. 8MontréalQuebec
    7.4
  9. 9BrantfordOntario
    7.3
  10. 10BarrieOntario
    7.1
  11. 10BrossardQuebec
    7.1
  12. 10OakvilleOntario
    7.1
  13. 10TorontoOntario
    7.1
  14. 14DorvalQuebec
    6.9
  15. 14ShawiniganQuebec
    6.9
  16. 16DrummondvilleQuebec
    6.8
  17. 16GranbyQuebec
    6.8
  18. 16St. CatharinesOntario
    6.8
  19. 19St. ThomasOntario
    6.7
  20. 19WaterdownOntario
    6.7
  21. 21AirdrieAlberta
    6.6
  22. 22NewmarketOntario
    6.5
  23. 22Trois-RivièresQuebec
    6.5
  24. 22L'Ancienne-LoretteQuebec
    6.5
  25. 25KitchenerOntario
    6.4
  26. 25SherbrookeQuebec
    6.4
  27. 25Rivière-des-Prairies–Pointe-aux-TremblesQuebec
    6.4
  28. 28BramptonOntario
    6.2
  29. 28LondonOntario
    6.2
  30. 28MississaugaOntario
    6.2
  31. 28SarniaOntario
    6.2
  32. 32ChathamOntario
    6.1
  33. 32OttawaOntario
    6.1
  34. 32QuébecQuebec
    6.1
  35. 32EdmundstonNew Brunswick
    6.1
  36. 36Prince AlbertSaskatchewan
    6.0
  37. 36Saint-Jean-sur-RichelieuQuebec
    6.0
  38. 38CornwallOntario
    5.9
  39. 38Fort St. JohnBritish Columbia
    5.9
  40. 38GuelphOntario
    5.9
  41. 41KingstonOntario
    5.8
  42. 41PeterboroughOntario
    5.8
  43. 43Rouyn-NorandaQuebec
    5.7
  44. 44Saint JohnNew Brunswick
    5.6
  45. 45CalgaryAlberta
    5.4
  46. 46Greater SudburyOntario
    5.3
  47. 46Prince GeorgeBritish Columbia
    5.3
  48. 46Red DeerAlberta
    5.3
  49. 49North BayOntario
    5.2
  50. 49Thunder BayOntario
    5.2
  51. 51BellevilleOntario
    5.1
  52. 51EdmontonAlberta
    5.1
  53. 51MissionBritish Columbia
    5.1
  54. 54SaskatoonSaskatchewan
    5.0
  55. 55Sault Ste. MarieOntario
    4.8
  56. 55St. AlbertAlberta
    4.8
  57. 57LethbridgeAlberta
    4.6
  58. 58Sherwood ParkAlberta
    4.5
  59. 59BurnabyBritish Columbia
    4.4
  60. 59Grande PrairieAlberta
    4.4
  61. 61SquamishBritish Columbia
    4.3
  62. 62Fort McMurrayAlberta
    4.1
  63. 62FrederictonNew Brunswick
    4.1
  64. 62VernonBritish Columbia
    4.1
  65. 62West VancouverBritish Columbia
    4.1
  66. 62HarewoodBritish Columbia
    4.1
  67. 67CharlottetownPrince Edward Island
    4.0
  68. 67CranbrookBritish Columbia
    4.0
  69. 67KamloopsBritish Columbia
    4.0
  70. 67MonctonNew Brunswick
    4.0
  71. 71AbbotsfordBritish Columbia
    3.9
  72. 71MiramichiNew Brunswick
    3.9
  73. 71ReginaSaskatchewan
    3.9
  74. 71RichmondBritish Columbia
    3.9
  75. 75CoquitlamBritish Columbia
    3.8
  76. 76LangfordBritish Columbia
    3.7
  77. 76Port CoquitlamBritish Columbia
    3.7
  78. 78Strawberry HillBritish Columbia
    3.6
  79. 78Swift CurrentSaskatchewan
    3.6
  80. 78WhitehorseYukon
    3.6
  81. 81ChilliwackBritish Columbia
    3.5
  82. 81LangleyBritish Columbia
    3.5
  83. 83DuncanBritish Columbia
    3.4
  84. 83VancouverBritish Columbia
    3.4
  85. 85TerraceBritish Columbia
    3.3
  86. 86DeltaBritish Columbia
    3.1
  87. 86Medicine HatAlberta
    3.1
  88. 86North VancouverBritish Columbia
    3.1
  89. 89KelownaBritish Columbia
    2.9
  90. 90North CowichanBritish Columbia
    2.6
  91. 91CourtenayBritish Columbia
    2.4
  92. 91NanaimoBritish Columbia
    2.4
  93. 93Port AlberniBritish Columbia
    2.3
  94. 94PentictonBritish Columbia
    2.2
  95. 95VictoriaBritish Columbia
    1.9
  96. 96Campbell RiverBritish Columbia
    1.3
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, June 2024 · Canada now