SmogRank / History / June 18, 2024

Most polluted cities on June 18, 2024

2,232 cities ranked by their average PM2.5 over the day; the worst was Delhi, India, at 116.0 µg/m³. Each city's own local calendar day.

← Delhi 116.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for June 18, 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. 1DelhiDelhi, India
    1937.7×
  2. 2CoyhaiqueAysén, Chile
    1645.0×
  3. 3OsornoLos Lagos Region, Chile
    1614.7×
  4. 4Quezon Citylow-cost sensorsNational Capital Region, Philippines
    1614.6×
  5. 5JakartaJakarta, Indonesia
    1594.4×
  6. 6ShenyangLiaoning, China
    1594.4×
  7. 7Kampalalow-cost sensorsCentral Region, Uganda
    1574.3×
  8. 8Santa Anita - Los FicusLima region, Peru
    1373.4×
  9. 9Addis AbabaAddis Ababa, Ethiopia
    1343.3×
  10. 10BeijingBeijing, China
    1273.1×
  11. 11La UniónLos Ríos Region, Chile
    1263.1×
  12. 12Kathmandulow-cost sensorsBagmati Province, Nepal
    1243.0×
  13. 13Puerto AysénAysén, Chile
    1182.8×
  14. 14NacimientoBiobio, Chile
    1162.8×
  15. 15BaghdadBaghdad, Iraq
    1152.8×
  16. 16HanoiHanoi, Vietnam
    1152.7×
  17. 17Puerto MonttLos Lagos Region, Chile
    1142.7×
  18. 18Puerto VarasLos Lagos Region, Chile
    1132.7×
  19. 19Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1122.7×
  20. 20ValdiviaLos Ríos Region, Chile
    1102.6×
  21. 21CuranilahueBiobio, Chile
    1072.5×
  22. 22Ulan BatorUlaanbaatar, Mongolia
    1062.5×
  23. 23Victoria de DurangoDurango, Mexico
    982.3×
  24. 24SantiagoSantiago Metropolitan, Chile
    982.3×
  25. 25KolkataWest Bengal, India
    972.3×
  26. 26Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    972.2×
  27. 27Dhakalow-cost sensorsDhaka Division, Bangladesh
    932.1×
  28. 28CauquenesMaule Region, Chile
    912.1×
  29. 29VillarricaAraucania, Chile
    912.0×
  30. 30Jacobo HunterArequipa, Peru
    902.0×
  31. 31BrooklinOntario, Canada
    902.0×
  32. 32SokchoGangwon-do, South Korea
    902.0×
  33. 33CairoCairo, Egypt
    881.9×
  34. 34Nepeanlow-cost sensorsOntario, Canada
    881.9×
  35. 35HualquiBiobio, Chile
    861.9×
  36. 36MukdahanMukdahan, Thailand
    861.9×
  37. 37SarajevoFederation of B&H, Bosnia and Herzegovina
    851.8×
  38. 38CuricóMaule Region, Chile
    841.8×
  39. 39Puente AltoSantiago Metropolitan, Chile
    831.8×
  40. 40MaspalomasCanary Islands, Spain
    831.7×
  41. 40TalaganteSantiago Metropolitan, Chile
    831.7×
  42. 42Duque de CaxiasRio de Janeiro, Brazil
    821.7×
  43. 43CoronelBiobio, Chile
    821.7×
  44. 44MilduraVictoria, Australia
    811.7×
  45. 45BakuBaki, Azerbaijan
    811.7×
  46. 46ChillánÑuble, Chile
    811.7×
  47. 47Islamabadlow-cost sensorsIslamabad, Pakistan
    801.6×
  48. 48UlsanUlsan, South Korea
    791.6×
  49. 49ToledoOhio, United States
    771.5×
  50. 49BrawleyCalifornia, United States
    771.5×
  51. 51RancaguaO'Higgins Region, Chile
    771.5×
  52. 51QuillotaValparaiso, Chile
    771.5×
  53. 53San Francisco De BorjaLima region, Peru
    771.5×
  54. 54Abujalow-cost sensorsFCT, Nigeria
    761.5×
  55. 55AntananarivoAnalamanga, Madagascar
    761.5×
  56. 56AndongGyeongsangbuk-do, South Korea
    761.5×
  57. 56TemucoAraucania, Chile
    761.5×
  58. 58IksanJeollabuk-do, South Korea
    751.5×
  59. 58HayangGyeongsangbuk-do, South Korea
    751.5×
  60. 58CopiapóAtacama, Chile
    751.5×
  61. 61EisenGyeongsangbuk-do, South Korea
    741.4×
  62. 62Nong KhaemBangkok, Thailand
    741.4×
  63. 62TalcahuanoBiobio, Chile
    741.4×
  64. 64Donghae CityGangwon-do, South Korea
    741.4×
  65. 65YeongjuGyeongsangbuk-do, South Korea
    741.4×
  66. 65YangsanGyeongsangnam-do, South Korea
    741.4×
  67. 67YeojuGyeonggi-do, South Korea
    741.4×
  68. 67CallaoCallao, Peru
    741.4×
  69. 69GijangBusan, South Korea
    731.4×
  70. 70SangjuGyeongsangbuk-do, South Korea
    731.4×
  71. 70CoquimboCoquimbo Region, Chile
    731.4×
  72. 72PúchovTrenčín Region, Slovakia
    731.4×
  73. 72TocopillaAntofagasta, Chile
    731.4×
  74. 72Los ÁngelesBiobio, Chile
    731.4×
  75. 75MaputoMaputo City, Mozambique
    721.4×
  76. 75TlaquepaqueJalisco, Mexico
    721.4×
  77. 77KimhaeGyeongsangnam-do, South Korea
    721.4×
  78. 78AntofagastaAntofagasta, Chile
    721.4×
  79. 79UngsangGyeongsangnam-do, South Korea
    721.4×
  80. 79Accralow-cost sensorsGreater Accra, Ghana
    721.4×
  81. 81ToméBiobio, Chile
    721.3×
  82. 82SantyokuGangwon-do, South Korea
    711.3×
  83. 82KomárnoNitra Region, Slovakia
    711.3×
  84. 84La SerenaCoquimbo Region, Chile
    711.3×
  85. 84Ciudad Benito JuárezNuevo León, Mexico
    711.3×
  86. 86KosongGangwon-do, South Korea
    711.3×
  87. 86ConcepciónBiobio, Chile
    711.3×
  88. 88Hongch’ŏnGangwon-do, South Korea
    711.3×
  89. 89ChangwonGyeongsangnam-do, South Korea
    701.3×
  90. 89ValenciaValencia, Spain
    701.3×
  91. 91HualpénBiobio, Chile
    701.3×
  92. 92Karachilow-cost sensorsSindh, Pakistan
    701.3×
  93. 92PohangGyeongsangbuk-do, South Korea
    701.3×
  94. 92Los AngelesCalifornia, United States
    701.3×
  95. 95BusanBusan, South Korea
    701.3×
  96. 95AlbanyNew York, United States
    701.3×
  97. 97KanchanaburiKanchanaburi, Thailand
    691.3×
  98. 98YecheonGyeongsangbuk-do, South Korea
    691.3×
  99. 98La OrotavaCanary Islands, Spain
    691.3×
  100. 100MumbaiMaharashtra, India
    691.2×
  101. 101WaegwanGyeongsangbuk-do, South Korea
    681.2×
  102. 101MiryangGyeongsangnam-do, South Korea
    681.2×
  103. 103AlgiersAlgiers, Algeria
    681.2×
  104. 103ChiguayanteBiobio, Chile
    681.2×
  105. 105San Pawl il-BaħarSaint Paul’s Bay, Malta
    681.2×
  106. 105El CentroCalifornia, United States
    681.2×
  107. 107KoesanNorth Chungcheong, South Korea
    681.2×
  108. 107GimcheonGyeongsangbuk-do, South Korea
    681.2×
  109. 109JungpyongNorth Chungcheong, South Korea
    671.2×
  110. 110YumaArizona, United States
    671.2×
  111. 110ChangnyeongGyeongsangnam-do, South Korea
    671.2×
  112. 112TalcaMaule Region, Chile
    671.2×
  113. 113Phra PradaengSamut Prakan, Thailand
    671.2×
  114. 113GangneungGangwon-do, South Korea
    671.2×
  115. 115ChungjuNorth Chungcheong, South Korea
    671.2×
  116. 115CiutadellaBalearic Islands, Spain
    671.2×
  117. 117ChinjuGyeongsangnam-do, South Korea
    661.2×
  118. 117GwangyangJeollanam-do, South Korea
    661.2×
  119. 117MostaIl-Mosta, Malta
    661.2×
  120. 117IndioCalifornia, United States
    661.2×
  121. 121RatchaburiRatchaburi, Thailand
    661.2×
  122. 121Mae SaiChiang Rai, Thailand
    661.2×
  123. 121Udon ThaniUdon Thani, Thailand
    661.2×
  124. 121WŏnjuGangwon-do, South Korea
    661.2×
  125. 121JumunjinGangwon-do, South Korea
    661.2×
  126. 121QuinteroValparaiso, Chile
    661.2×
  127. 121SaguenayQuebec, Canada
    661.2×
  128. 128HwadoGyeonggi-do, South Korea
    661.1×
  129. 128TorrentValencia, Spain
    661.1×
  130. 128TrnavaTrnava Region, Slovakia
    661.1×
  131. 128HuntingtonWest Virginia, United States
    661.1×
  132. 128Lak SiBangkok, Thailand
    661.1×
  133. 133NamsaJeollabuk-do, South Korea
    661.1×
  134. 133Jinan-gunJeollabuk-do, South Korea
    661.1×
  135. 133Saphan SungBangkok, Thailand
    661.1×
  136. 136WanjuJeollabuk-do, South Korea
    661.1×
  137. 136ChocopeLa Libertad, Peru
    661.1×
  138. 138Khon KaenKhon Kaen, Thailand
    661.1×
  139. 138NaesŏGyeongsangnam-do, South Korea
    661.1×
  140. 138SenecBratislava Region, Slovakia
    661.1×
  141. 138NitraNitra Region, Slovakia
    661.1×
  142. 142BangkokBangkok, Thailand
    651.1×
  143. 142Mollet del VallèsCatalonia, Spain
    651.1×
  144. 142Santa ClaritaCalifornia, United States
    651.1×
  145. 145Bang Bo DistrictSamut Prakan, Thailand
    651.1×
  146. 145ShanghaiShanghai, China
    651.1×
  147. 145Icheon-siGyeonggi-do, South Korea
    651.1×
  148. 145Viña del MarValparaiso, Chile
    651.1×
  149. 149UžiceCentral Serbia, Serbia
    651.1×
  150. 149PowayCalifornia, United States
    651.1×
  151. 151AsprópyrgosAttica, Greece
    651.1×
  152. 151San CarlosÑuble, Chile
    651.1×
  153. 151Jurupa ValleyCalifornia, United States
    651.1×
  154. 151RiversideCalifornia, United States
    651.1×
  155. 155HwawŏnDaegu, South Korea
    651.1×
  156. 155VallettaValletta, Malta
    651.1×
  157. 155Imperial BeachCalifornia, United States
    651.1×
  158. 158YasothonYasothon, Thailand
    641.1×
  159. 158Si Maha PhotPrachin Buri, Thailand
    641.1×
  160. 158WestervilleOhio, United States
    641.1×
  161. 161HyderabadTelangana, India
    641.1×
  162. 161YeonilGyeongsangbuk-do, South Korea
    641.1×
  163. 161SeonghwanChungcheongnam-do, South Korea
    641.1×
  164. 161SereďTrnava Region, Slovakia
    641.1×
  165. 161ClevelandOhio, United States
    641.1×
  166. 166RuseRuse, Bulgaria
    641.1×
  167. 166BuanJeollabuk-do, South Korea
    641.1×
  168. 166ŻabbarĦaż-Żabbar, Malta
    641.1×
  169. 166CantonOhio, United States
    641.1×
  170. 166Sorel-TracyQuebec, Canada
    641.1×
  171. 171Nakhon PathomNakhon Pathom, Thailand
    641.1×
  172. 171YeongdongNorth Chungcheong, South Korea
    641.1×
  173. 171YŏnmuChungcheongnam-do, South Korea
    641.1×
  174. 171ConcónValparaiso, Chile
    641.1×
  175. 171Wake Forestlow-cost sensorsNorth Carolina, United States
    641.1×
  176. 176KimjeJeollabuk-do, South Korea
    641.1×
  177. 176PubalGyeonggi-do, South Korea
    641.1×
  178. 176WangarattaVictoria, Australia
    641.1×
  179. 176ScaggsvilleMaryland, United States
    641.1×
  180. 176RichmondCalifornia, United States
    641.1×
  181. 181NanNan, Thailand
    631.1×
  182. 181Yangp'yŏngGyeonggi-do, South Korea
    631.1×
  183. 181Chinch'ŏnNorth Chungcheong, South Korea
    631.1×
  184. 181MontréalQuebec, Canada
    631.1×
  185. 185BucharestBucharest, Romania
    631.0×
  186. 185NonsanChungcheongnam-do, South Korea
    631.0×
  187. 185Gimpo-siGyeonggi-do, South Korea
    631.0×
  188. 185PortsmouthOhio, United States
    631.0×
  189. 185BurbankCalifornia, United States
    631.0×
  190. 190CheonanChungcheongnam-do, South Korea
    631.0×
  191. 190FontanaCalifornia, United States
    631.0×
  192. 190JeongeupJeollabuk-do, South Korea
    631.0×
  193. 193PrešovPrešov Region, Slovakia
    631.0×
  194. 193ZemunCentral Serbia, Serbia
    631.0×
  195. 193ObrenovacCentral Serbia, Serbia
    631.0×
  196. 193MarratxíBalearic Islands, Spain
    631.0×
  197. 193San Juan del RíoQuerétaro, Mexico
    631.0×
  198. 193MiddletownOhio, United States
    631.0×
  199. 199Samut SakhonSamut Sakhon, Thailand
    631.0×
  200. 199DamyangJeollanam-do, South Korea
    631.0×

Top 200 of 2,232 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, June 18, 2024, smogrank.com/history/2024-06-18 (accessed 3 Oct 2026).

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