SmogRank / World / South Korea / October 2024

Most polluted cities in South Korea, October 2024

135 cities in South Korea ranked by their average PM2.5 over the 31 days. Worst: Iksan at 19.1 µg/m³, #123 of 1,743 cities in the world. Cleanest: Kosong at 5.6. A city needs measurements on 70% of the days to be ranked.

← Iksan 19.1 µg/m³ 20 µg/m³0
Every city in South Korea ranked for October 2024, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1IksanJeollabuk-do
    70
  2. 2TangjinChungcheongnam-do
    69
  3. 3PubalGyeonggi-do
    68
  4. 4Gimpo-siGyeonggi-do
    68
  5. 5KimjeJeollabuk-do
    68
  6. 6Hwaseong-siGyeonggi-do
    67
  7. 7YesanChungcheongnam-do
    67
  8. 7Ganghwa-gunIncheon
    67
  9. 9SeonghwanChungcheongnam-do
    66
  10. 9IncheonIncheon
    66
  11. 11BuanJeollabuk-do
    66
  12. 12GunsanJeollabuk-do
    66
  13. 13Chinch'ŏnNorth Chungcheong
    64
  14. 14Goyang-siGyeonggi-do
    64
  15. 15GumiGyeongsangbuk-do
    63
  16. 16WanjuJeollabuk-do
    63
  17. 17AsanChungcheongnam-do
    62
  18. 17MasanGwangju
    62
  19. 19Icheon-siGyeonggi-do
    62
  20. 19Ansan-siGyeonggi-do
    62
  21. 21PyeongtaekGyeonggi-do
    62
  22. 21HongseongChungcheongnam-do
    62
  23. 23Bucheon-siGyeonggi-do
    61
  24. 23NonsanChungcheongnam-do
    61
  25. 25YeojuGyeonggi-do
    61
  26. 25GimcheonGyeongsangbuk-do
    61
  27. 27KoesanNorth Chungcheong
    61
  28. 28JeongeupJeollabuk-do
    60
  29. 29SangjuGyeongsangbuk-do
    60
  30. 29CheonanChungcheongnam-do
    60
  31. 29Anyang-siGyeonggi-do
    60
  32. 32MokpoJeollanam-do
    60
  33. 33Cheongju-siNorth Chungcheong
    60
  34. 34NamsaJeollabuk-do
    60
  35. 34KinzanChungcheongnam-do
    60
  36. 34GwangmyeongGyeonggi-do
    60
  37. 37Koch'angJeollabuk-do
    59
  38. 37YŏnmuChungcheongnam-do
    59
  39. 39YeongjuGyeongsangbuk-do
    59
  40. 39SuwonGyeonggi-do
    59
  41. 39OsanGyeonggi-do
    59
  42. 39HayangGyeongsangbuk-do
    59
  43. 43SeoulSeoul
    59
  44. 44GwangjuGwangju
    58
  45. 45YeonggwangJeollanam-do
    58
  46. 46Uijeongbu-siGyeonggi-do
    58
  47. 46BuyeoChungcheongnam-do
    58
  48. 46JeonjuJeollabuk-do
    58
  49. 49BoryeongChungcheongnam-do
    57
  50. 50SejongSejong-si
    57
  51. 51YeongdongNorth Chungcheong
    57
  52. 52HanamGyeonggi-do
    57
  53. 53DamyangJeollanam-do
    57
  54. 53Taesal-liChungcheongnam-do
    57
  55. 53PohangGyeongsangbuk-do
    57
  56. 56OkcheonNorth Chungcheong
    56
  57. 56MunsanGyeonggi-do
    56
  58. 58JungpyongNorth Chungcheong
    56
  59. 59NajuJeollanam-do
    56
  60. 60SokchoGangwon-do
    56
  61. 61Guri-siGyeonggi-do
    55
  62. 62WŏnjuGangwon-do
    55
  63. 62WaegwanGyeongsangbuk-do
    55
  64. 62SantyokuGangwon-do
    55
  65. 62JangseongJeollanam-do
    55
  66. 62SinanJeollanam-do
    55
  67. 67HwadoGyeonggi-do
    55
  68. 68NangenJeollabuk-do
    55
  69. 69GongjuChungcheongnam-do
    55
  70. 69CheorwonGangwon-do
    55
  71. 71TongyeongGyeongsangnam-do
    55
  72. 72DaejeonDaejeon
    54
  73. 72MuanJeollanam-do
    54
  74. 72Gyeongsan-siGyeongsangbuk-do
    54
  75. 72NaesŏGyeongsangnam-do
    54
  76. 76YecheonGyeongsangbuk-do
    54
  77. 76ChungjuNorth Chungcheong
    54
  78. 76HwawŏnDaegu
    54
  79. 79HwasunJeollanam-do
    54
  80. 80GwangjuGyeonggi-do
    54
  81. 80Seongnam-siGyeonggi-do
    54
  82. 80ChangnyeongGyeongsangnam-do
    54
  83. 80BoseongJeollanam-do
    54
  84. 84SeosanChungcheongnam-do
    54
  85. 84AnseongGyeonggi-do
    54
  86. 84NamyangjuGyeonggi-do
    54
  87. 87GaigeturiJeju-do
    53
  88. 88ChangsuJeollabuk-do
    53
  89. 88SeogwipoJeju-do
    53
  90. 90DaeguDaegu
    53
  91. 91YangjuGyeonggi-do
    53
  92. 91MungyeongGyeongsangbuk-do
    53
  93. 91Jeju CityJeju-do
    53
  94. 94Yangp'yŏngGyeonggi-do
    53
  95. 94GangneungGangwon-do
    53
  96. 96AndongGyeongsangbuk-do
    52
  97. 97GoseongGyeongsangnam-do
    52
  98. 98ImsilJeollabuk-do
    52
  99. 98HaenamJeollanam-do
    52
  100. 98Donghae CityGangwon-do
    52
  101. 101UlsanUlsan
    52
  102. 101ChinjuGyeongsangnam-do
    52
  103. 101ChangwonGyeongsangnam-do
    52
  104. 101YeosuJeollanam-do
    52
  105. 105Jinan-gunJeollabuk-do
    52
  106. 106KwangyangJeollanam-do
    51
  107. 106WabuGyeonggi-do
    51
  108. 108SuncheonJeollanam-do
    51
  109. 109EisenGyeongsangbuk-do
    50
  110. 110YeonilGyeongsangbuk-do
    49
  111. 110BeolgyoJeollanam-do
    49
  112. 112UngsangGyeongsangnam-do
    49
  113. 113Hongch’ŏnGangwon-do
    48
  114. 114BusanBusan
    48
  115. 114KimhaeGyeongsangnam-do
    48
  116. 116YeongamJeollanam-do
    47
  117. 117NeietsuGangwon-do
    45
  118. 117GijangBusan
    45
  119. 119YangsanGyeongsangnam-do
    44
  120. 119JumunjinGangwon-do
    44
  121. 119GeojeGyeongsangnam-do
    44
  122. 122MiryangGyeongsangnam-do
    43
  123. 123GwangyangJeollanam-do
    42
  124. 124SinhyeonGyeongsangnam-do
    42
  125. 124HadongGyeongsangnam-do
    42
  126. 126GyeongjuGyeongsangbuk-do
    41
  127. 127KunwiGyeongsangbuk-do
    39
  128. 127GapyeongGyeonggi-do
    39
  129. 129HwacheonGangwon-do
    37
  130. 129ChuncheonGangwon-do
    37
  131. 131Cheongsong gunGyeongsangbuk-do
    36
  132. 132YangguGangwon-do
    34
  133. 132T’aebaekGangwon-do
    34
  134. 134KuryeJeollanam-do
    33
  135. 135KosongGangwon-do
    31
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities in South Korea, PM2.5, October 2024, smogrank.com/kr/history/2024-10 (accessed 2 Oct 2026).

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