SmogRank / Countries / Canada / June 2023

Most polluted cities in Canada, June 2023

83 cities in Canada ranked by their average PM2.5 over the 30 days. Worst: Rouyn-Noranda at 64.9 µg/m³, #2 of 1,265 cities in the world. Cleanest: Campbell River at 2.0. A city needs measurements on 70% of the days to be ranked.

  1. 1Rouyn-NorandaQuebec
    64.9
  2. 2North BayOntario
    43.6
  3. 3Greater SudburyOntario
    39.0
  4. 4OttawaOntario
    35.2
  5. 5SaguenayQuebec
    35.1
  6. 6Grande PrairieAlberta
    34.6
  7. 7BellevilleOntario
    31.8
  8. 8KingstonOntario
    29.1
  9. 9SarniaOntario
    28.6
  10. 10ChathamOntario
    27.8
  11. 11Sault Ste. MarieOntario
    27.3
  12. 12Fort McMurrayAlberta
    26.7
  13. 13PeterboroughOntario
    26.6
  14. 14St. ThomasOntario
    26.3
  15. 15LondonOntario
    25.8
  16. 15St. CatharinesOntario
    25.8
  17. 17EdmontonAlberta
    25.4
  18. 18KitchenerOntario
    24.8
  19. 19BarrieOntario
    24.5
  20. 20CornwallOntario
    24.2
  21. 21BrantfordOntario
    23.9
  22. 22Prince AlbertSaskatchewan
    23.1
  23. 23HamiltonOntario
    22.1
  24. 24SaskatoonSaskatchewan
    21.6
  25. 25ShawiniganQuebec
    18.6
  26. 26MontréalQuebec
    18.0
  27. 27TorontoOntario
    17.7
  28. 28BrossardQuebec
    17.3
  29. 29Rivière-des-Prairies–Pointe-aux-TremblesQuebec
    17.2
  30. 30Sherwood ParkAlberta
    16.4
  31. 31DorvalQuebec
    15.9
  32. 32Red DeerAlberta
    15.7
  33. 33St. AlbertAlberta
    15.6
  34. 34Saint-Jean-sur-RichelieuQuebec
    15.5
  35. 35GranbyQuebec
    15.4
  36. 36Prince GeorgeBritish Columbia
    14.8
  37. 37DrummondvilleQuebec
    14.4
  38. 37L'Ancienne-LoretteQuebec
    14.4
  39. 39Trois-RivièresQuebec
    13.7
  40. 40CalgaryAlberta
    13.3
  41. 41AirdrieAlberta
    13.2
  42. 42ReginaSaskatchewan
    12.4
  43. 42Swift CurrentSaskatchewan
    12.4
  44. 44QuébecQuebec
    11.9
  45. 45LethbridgeAlberta
    11.6
  46. 46EdmundstonNew Brunswick
    9.2
  47. 47Medicine HatAlberta
    8.6
  48. 47MonctonNew Brunswick
    8.6
  49. 49KamloopsBritish Columbia
    7.9
  50. 50FrederictonNew Brunswick
    7.4
  51. 51St. John'sNewfoundland and Labrador
    7.3
  52. 52MiramichiNew Brunswick
    6.9
  53. 53VernonBritish Columbia
    6.7
  54. 54Saint JohnNew Brunswick
    6.4
  55. 55ChilliwackBritish Columbia
    6.3
  56. 56CranbrookBritish Columbia
    6.2
  57. 56SquamishBritish Columbia
    6.2
  58. 58CharlottetownPrince Edward Island
    5.8
  59. 59AbbotsfordBritish Columbia
    5.7
  60. 60KelownaBritish Columbia
    5.6
  61. 60VictoriaBritish Columbia
    5.6
  62. 62BurnabyBritish Columbia
    5.5
  63. 63Strawberry HillBritish Columbia
    5.4
  64. 64CoquitlamBritish Columbia
    5.2
  65. 65Port CoquitlamBritish Columbia
    5.1
  66. 66North VancouverBritish Columbia
    5.0
  67. 67RichmondBritish Columbia
    4.8
  68. 68LangleyBritish Columbia
    4.7
  69. 68HarewoodBritish Columbia
    4.7
  70. 70Port AlberniBritish Columbia
    4.6
  71. 71Mount PearlNewfoundland and Labrador
    4.5
  72. 71West VancouverBritish Columbia
    4.5
  73. 73Corner BrookNewfoundland and Labrador
    4.4
  74. 74CourtenayBritish Columbia
    4.3
  75. 74VancouverBritish Columbia
    4.3
  76. 76LangfordBritish Columbia
    4.1
  77. 76NanaimoBritish Columbia
    4.1
  78. 76TerraceBritish Columbia
    4.1
  79. 79PentictonBritish Columbia
    4.0
  80. 80DeltaBritish Columbia
    3.6
  81. 81DuncanBritish Columbia
    3.5
  82. 82North CowichanBritish Columbia
    3.0
  83. 83Campbell RiverBritish Columbia
    2.0
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 2023 · Canada now