SmogRank / History / December 11, 2024

Most polluted cities on December 11, 2024

2,284 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 192.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during December 11, 2024. All episodes.

← Lahore 192.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for December 11, 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. 1Lahorelow-cost sensorsPunjab, Pakistan
    26712.8×
  2. 2KolkataWest Bengal, India
    25712.1×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    25612.1×
  4. 4DushanbeDushanbe, Tajikistan
    1988.2×
  5. 5DelhiDelhi, India
    1967.9×
  6. 6Islamabadlow-cost sensorsIslamabad, Pakistan
    1897.3×
  7. 7SalorTashkent Region, Uzbekistan
    1826.6×
  8. 8Yerevanlow-cost sensorsYerevan, Armenia
    1796.3×
  9. 9Kampalalow-cost sensorsCentral Region, Uganda
    1766.0×
  10. 10CairoCairo, Egypt
    1695.4×
  11. 11Kathmandulow-cost sensorsBagmati Province, Nepal
    1675.3×
  12. 12N'DjamenaN’Djaména, Chad
    1665.1×
  13. 13ChennaiTamil Nadu, India
    1634.8×
  14. 14MumbaiMaharashtra, India
    1614.6×
  15. 15HanoiHanoi, Vietnam
    1604.6×
  16. 16Almatylow-cost sensorsAlmaty, Kazakhstan
    1574.2×
  17. 17HyderabadTelangana, India
    1564.1×
  18. 18BaghdadBaghdad, Iraq
    1544.0×
  19. 19PubalGyeonggi-do, South Korea
    1383.4×
  20. 20Novi PazarCentral Serbia, Serbia
    1263.0×
  21. 21SeonghwanChungcheongnam-do, South Korea
    1253.0×
  22. 22ShanghaiShanghai, China
    1253.0×
  23. 23Bang NaBangkok, Thailand
    1233.0×
  24. 24Lak SiBangkok, Thailand
    1212.9×
  25. 25Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1202.9×
  26. 26Khlong Sam WaBangkok, Thailand
    1192.9×
  27. 27AnseongGyeonggi-do, South Korea
    1172.8×
  28. 28Palo Altolow-cost sensorsCalifornia, United States
    1162.8×
  29. 29Abujalow-cost sensorsFCT, Nigeria
    1162.8×
  30. 30KinzanChungcheongnam-do, South Korea
    1152.7×
  31. 31JeddahMecca Region, Saudi Arabia
    1152.7×
  32. 31Vientianelow-cost sensorsVientiane Prefecture, Laos
    1152.7×
  33. 33KigaliKigali, Rwanda
    1152.7×
  34. 34PyeongtaekGyeonggi-do, South Korea
    1142.7×
  35. 35JungpyongNorth Chungcheong, South Korea
    1142.7×
  36. 36Ulan BatorUlaanbaatar, Mongolia
    1142.7×
  37. 37Nong KhaemBangkok, Thailand
    1132.7×
  38. 38ValjevoCentral Serbia, Serbia
    1122.7×
  39. 39Cheongju-siNorth Chungcheong, South Korea
    1092.6×
  40. 40Khan Na YaoBangkok, Thailand
    1082.6×
  41. 41KoesanNorth Chungcheong, South Korea
    1082.6×
  42. 42ZgierzŁódź Voivodeship, Poland
    1082.5×
  43. 43OsanGyeonggi-do, South Korea
    1072.5×
  44. 43Chinch'ŏnNorth Chungcheong, South Korea
    1072.5×
  45. 45SeoulSeoul, South Korea
    1072.5×
  46. 46Florinlow-cost sensorsCalifornia, United States
    1072.5×
  47. 46Saphan SungBangkok, Thailand
    1072.5×
  48. 48GwangmyeongGyeonggi-do, South Korea
    1062.5×
  49. 48SejongSejong-si, South Korea
    1062.5×
  50. 50ČačakCentral Serbia, Serbia
    1062.5×
  51. 50Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    1062.5×
  52. 52AsanChungcheongnam-do, South Korea
    1062.5×
  53. 53Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1052.5×
  54. 54Icheon-siGyeonggi-do, South Korea
    1052.5×
  55. 54Bueng KumBangkok, Thailand
    1052.5×
  56. 56YeongdongNorth Chungcheong, South Korea
    1052.5×
  57. 57YangjuGyeonggi-do, South Korea
    1042.5×
  58. 57Anyang-siGyeonggi-do, South Korea
    1042.5×
  59. 59Uijeongbu-siGyeonggi-do, South Korea
    1042.5×
  60. 59Guri-siGyeonggi-do, South Korea
    1042.5×
  61. 61FresnoCalifornia, United States
    1042.4×
  62. 62GuangzhouGuangdong, China
    1042.4×
  63. 62GumiGyeongsangbuk-do, South Korea
    1042.4×
  64. 62Goyang-siGyeonggi-do, South Korea
    1042.4×
  65. 62Gimpo-siGyeonggi-do, South Korea
    1042.4×
  66. 66HanamGyeonggi-do, South Korea
    1032.4×
  67. 67BangkokBangkok, Thailand
    1032.4×
  68. 67Bang KapiBangkok, Thailand
    1032.4×
  69. 69IncheonIncheon, South Korea
    1032.4×
  70. 70Nong ChokBangkok, Thailand
    1032.4×
  71. 70GwangjuGyeonggi-do, South Korea
    1032.4×
  72. 72SuwonGyeonggi-do, South Korea
    1022.4×
  73. 73Ban Samae DamBangkok, Thailand
    1022.4×
  74. 74Mueang NonthaburiNonthaburi, Thailand
    1012.4×
  75. 74Ganghwa-gunIncheon, South Korea
    1012.4×
  76. 74Hwaseong-siGyeonggi-do, South Korea
    1012.4×
  77. 74YŏnmuChungcheongnam-do, South Korea
    1012.4×
  78. 78YeongjuGyeongsangbuk-do, South Korea
    1012.4×
  79. 79BakuBaki, Azerbaijan
    1002.4×
  80. 79CheonanChungcheongnam-do, South Korea
    1002.4×
  81. 81BakersfieldCalifornia, United States
    992.3×
  82. 82YesanChungcheongnam-do, South Korea
    992.3×
  83. 82Ansan-siGyeonggi-do, South Korea
    992.3×
  84. 82WabuGyeonggi-do, South Korea
    992.3×
  85. 85PirotCentral Serbia, Serbia
    992.3×
  86. 85Ban Khlong PrawetBangkok, Thailand
    992.3×
  87. 87Zagreblow-cost sensorsZagreb, Croatia
    992.3×
  88. 87Sai MaiBangkok, Thailand
    992.3×
  89. 89MunsanGyeonggi-do, South Korea
    982.3×
  90. 90YangonYangon, Myanmar
    982.3×
  91. 91Bucheon-siGyeonggi-do, South Korea
    972.3×
  92. 91ChungjuNorth Chungcheong, South Korea
    972.3×
  93. 91NamyangjuGyeonggi-do, South Korea
    972.3×
  94. 94YeojuGyeonggi-do, South Korea
    972.2×
  95. 94Seongnam-siGyeonggi-do, South Korea
    972.2×
  96. 94HwadoGyeonggi-do, South Korea
    972.2×
  97. 97MantecaCalifornia, United States
    972.2×
  98. 98IksanJeollabuk-do, South Korea
    962.2×
  99. 98Lat KrabangBangkok, Thailand
    962.2×
  100. 100Wan ChaiWan Chai, Hong Kong
    962.2×
  101. 101SmederevoCentral Serbia, Serbia
    962.2×
  102. 101San Tung Chung HangIslands, Hong Kong
    962.2×
  103. 103GimcheonGyeongsangbuk-do, South Korea
    952.2×
  104. 104SangjuGyeongsangbuk-do, South Korea
    952.2×
  105. 105Tuen MunTuen Mun, Hong Kong
    952.2×
  106. 106Yangp'yŏngGyeonggi-do, South Korea
    942.1×
  107. 106MungyeongGyeongsangbuk-do, South Korea
    942.1×
  108. 106BihaćFederation of B&H, Bosnia and Herzegovina
    942.1×
  109. 109KraljevoCentral Serbia, Serbia
    932.1×
  110. 110HanfordCalifornia, United States
    932.1×
  111. 111Accralow-cost sensorsGreater Accra, Ghana
    932.1×
  112. 112KimjeJeollabuk-do, South Korea
    932.1×
  113. 113AshgabatAshgabat, Turkmenistan
    932.1×
  114. 114GongjuChungcheongnam-do, South Korea
    922.1×
  115. 115HongseongChungcheongnam-do, South Korea
    922.1×
  116. 115MartinezCalifornia, United States
    922.1×
  117. 117ThessaloníkiCentral Macedonia, Greece
    912.1×
  118. 117BoryeongChungcheongnam-do, South Korea
    912.1×
  119. 119TangjinChungcheongnam-do, South Korea
    912.0×
  120. 120BuyeoChungcheongnam-do, South Korea
    912.0×
  121. 120OkcheonNorth Chungcheong, South Korea
    912.0×
  122. 122BuanJeollabuk-do, South Korea
    912.0×
  123. 122San JoseCalifornia, United States
    912.0×
  124. 124Medina Estateslow-cost sensorsGreater Accra, Ghana
    902.0×
  125. 125LazarevacCentral Serbia, Serbia
    902.0×
  126. 126WanjuJeollabuk-do, South Korea
    892.0×
  127. 127HayangGyeongsangbuk-do, South Korea
    892.0×
  128. 128ClovisCalifornia, United States
    881.9×
  129. 128JeongeupJeollabuk-do, South Korea
    881.9×
  130. 130WaegwanGyeongsangbuk-do, South Korea
    881.9×
  131. 130NacimientoBiobio, Chile
    881.9×
  132. 132DaejeonDaejeon, South Korea
    881.9×
  133. 133Gyeongsan-siGyeongsangbuk-do, South Korea
    881.9×
  134. 134MoulinsAuvergne-Rhône-Alpes, France
    881.9×
  135. 135Jacobo HunterArequipa, Peru
    871.9×
  136. 136WoodlandCalifornia, United States
    871.9×
  137. 137SremčicaCentral Serbia, Serbia
    871.9×
  138. 137KragujevacCentral Serbia, Serbia
    871.9×
  139. 137NamsaJeollabuk-do, South Korea
    871.9×
  140. 140SarajevoFederation of B&H, Bosnia and Herzegovina
    871.9×
  141. 141GunsanJeollabuk-do, South Korea
    861.9×
  142. 142TurlockCalifornia, United States
    861.9×
  143. 143AndongGyeongsangbuk-do, South Korea
    861.9×
  144. 144Istanbullow-cost sensorsIstanbul, Turkey
    851.8×
  145. 144CastresOccitanie, France
    851.8×
  146. 146KłodzkoLower Silesia, Poland
    851.8×
  147. 147NajuJeollanam-do, South Korea
    851.8×
  148. 147JeonjuJeollabuk-do, South Korea
    851.8×
  149. 149Tin Shui WaiYuen Long, Hong Kong
    851.8×
  150. 150EisenGyeongsangbuk-do, South Korea
    851.8×
  151. 150PleasantonCalifornia, United States
    851.8×
  152. 152ŁaskŁódź Voivodeship, Poland
    841.8×
  153. 153PiscoIca, Peru
    841.8×
  154. 154VacavilleCalifornia, United States
    841.8×
  155. 155BadgerAlaska, United States
    841.8×
  156. 156NišCentral Serbia, Serbia
    831.8×
  157. 156BerkeleyCalifornia, United States
    831.8×
  158. 158NangenJeollabuk-do, South Korea
    831.8×
  159. 159NonsanChungcheongnam-do, South Korea
    831.8×
  160. 159CorcoranCalifornia, United States
    831.8×
  161. 159OaklandCalifornia, United States
    831.8×
  162. 159VallejoCalifornia, United States
    831.8×
  163. 163SacramentoCalifornia, United States
    831.7×
  164. 164FredrikstadØstfold, Norway
    831.7×
  165. 165RadomskoŁódź Voivodeship, Poland
    821.7×
  166. 166DaeguDaegu, South Korea
    821.7×
  167. 166UžiceCentral Serbia, Serbia
    821.7×
  168. 166Arden-ArcadeCalifornia, United States
    821.7×
  169. 169SeosanChungcheongnam-do, South Korea
    821.7×
  170. 169MasanGwangju, South Korea
    821.7×
  171. 171BeijingBeijing, China
    821.7×
  172. 171LivermoreCalifornia, United States
    821.7×
  173. 171MercedCalifornia, United States
    821.7×
  174. 174YeonilGyeongsangbuk-do, South Korea
    811.7×
  175. 174ConcordCalifornia, United States
    811.7×
  176. 174Santa Anita - Los FicusLima region, Peru
    811.7×
  177. 177Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    811.7×
  178. 177WŏnjuGangwon-do, South Korea
    811.7×
  179. 177JangseongJeollanam-do, South Korea
    811.7×
  180. 177CayenneGuyane, French Guiana
    811.7×
  181. 181Gabrovolow-cost sensorsGabrovo, Bulgaria
    811.7×
  182. 181ImsilJeollabuk-do, South Korea
    811.7×
  183. 181MaderaCalifornia, United States
    811.7×
  184. 184OtwockMazovia, Poland
    811.7×
  185. 185AntananarivoAnalamanga, Madagascar
    811.7×
  186. 185TagawaFukuoka, Japan
    811.7×
  187. 185CeljeUrban Municipality of Celje, Slovenia
    811.7×
  188. 188LillestrømAkershus, Norway
    801.7×
  189. 188South San Franciscolow-cost sensorsCalifornia, United States
    801.7×
  190. 190Kwai ChungKwai Tsing District, Hong Kong
    801.6×
  191. 191HwawŏnDaegu, South Korea
    801.6×
  192. 191ŻywiecSilesia, Poland
    801.6×
  193. 191KourouGuyane, French Guiana
    801.6×
  194. 194ChaozhouTaiwan, Taiwan
    801.6×
  195. 194KunwiGyeongsangbuk-do, South Korea
    801.6×
  196. 194ChangsuJeollabuk-do, South Korea
    801.6×
  197. 194San LeandroCalifornia, United States
    801.6×
  198. 198Koch'angJeollabuk-do, South Korea
    801.6×
  199. 198Bielsko-BialaSilesia, Poland
    801.6×
  200. 198SantiagoSantiago Metropolitan, Chile
    801.6×

Top 200 of 2,284 shown.

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

Not covered: the government monitoring networks of China and Turkey, which publish no terms that let us reuse their readings. Most cities there are missing from this board, not clean. Why.

Use this board

SmogRank, most polluted cities, PM2.5, December 11, 2024, smogrank.com/history/2024-12-11 (accessed 3 Oct 2026).

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