SmogRank / History / June 23, 2024

Most polluted cities on June 23, 2024

2,232 cities ranked by their average PM2.5 over the day; the worst was Coyhaique, Chile, at 110.5 µg/m³. Each city's own local calendar day.

← Coyhaique 110.5 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for June 23, 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. 1CoyhaiqueAysén, Chile
    1907.4×
  2. 2TalcahuanoBiobio, Chile
    1776.1×
  3. 3HualpénBiobio, Chile
    1745.8×
  4. 4VillarricaAraucania, Chile
    1715.6×
  5. 5Los ÁngelesBiobio, Chile
    1665.2×
  6. 6BeijingBeijing, China
    1634.8×
  7. 7ManamaManama, Bahrain
    1634.8×
  8. 8NacimientoBiobio, Chile
    1624.7×
  9. 9San CarlosÑuble, Chile
    1604.5×
  10. 10ChillánÑuble, Chile
    1544.0×
  11. 11CuranilahueBiobio, Chile
    1543.9×
  12. 12Santa Anita - Los FicusLima region, Peru
    1533.9×
  13. 13Puerto AysénAysén, Chile
    1523.8×
  14. 14DelhiDelhi, India
    1513.7×
  15. 15Dhakalow-cost sensorsDhaka Division, Bangladesh
    1433.5×
  16. 16ToméBiobio, Chile
    1353.3×
  17. 17CuricóMaule Region, Chile
    1333.2×
  18. 18HualquiBiobio, Chile
    1323.2×
  19. 19Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1313.2×
  20. 20BaghdadBaghdad, Iraq
    1263.0×
  21. 21Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1243.0×
  22. 22OsornoLos Lagos Region, Chile
    1243.0×
  23. 23CauquenesMaule Region, Chile
    1243.0×
  24. 24BakuBaki, Azerbaijan
    1222.9×
  25. 25CairoCairo, Egypt
    1212.9×
  26. 26ValdiviaLos Ríos Region, Chile
    1212.9×
  27. 27ChiguayanteBiobio, Chile
    1192.9×
  28. 28Asunciónlow-cost sensorsAsuncion, Paraguay
    1152.7×
  29. 29SarajevoFederation of B&H, Bosnia and Herzegovina
    1142.7×
  30. 30Addis AbabaAddis Ababa, Ethiopia
    1132.7×
  31. 31AshgabatAshgabat, Turkmenistan
    1112.6×
  32. 32ConcepciónBiobio, Chile
    1112.6×
  33. 33TemucoAraucania, Chile
    1102.6×
  34. 34CoronelBiobio, Chile
    1092.6×
  35. 35La UniónLos Ríos Region, Chile
    1002.4×
  36. 36Islamabadlow-cost sensorsIslamabad, Pakistan
    982.3×
  37. 37TalcaMaule Region, Chile
    982.3×
  38. 38Puerto MonttLos Lagos Region, Chile
    952.2×
  39. 39San Pedro de la PazBiobio, Chile
    942.1×
  40. 40Karachilow-cost sensorsSindh, Pakistan
    922.1×
  41. 41N'DjamenaN’Djaména, Chad
    902.0×
  42. 42RancaguaO'Higgins Region, Chile
    892.0×
  43. 43MilduraVictoria, Australia
    892.0×
  44. 44HanoiHanoi, Vietnam
    871.9×
  45. 45Puerto VarasLos Lagos Region, Chile
    851.8×
  46. 46Novi PazarCentral Serbia, Serbia
    851.8×
  47. 47Kathmandulow-cost sensorsBagmati Province, Nepal
    851.8×
  48. 47San Francisco De BorjaLima region, Peru
    851.8×
  49. 49JakartaJakarta, Indonesia
    811.7×
  50. 50QuillotaValparaiso, Chile
    801.6×
  51. 51Jacobo HunterArequipa, Peru
    791.6×
  52. 52AntananarivoAnalamanga, Madagascar
    791.6×
  53. 53HyderabadTelangana, India
    771.6×
  54. 54Abujalow-cost sensorsFCT, Nigeria
    771.5×
  55. 55BitolaBitola, North Macedonia
    771.5×
  56. 56Quezon Citylow-cost sensorsNational Capital Region, Philippines
    761.5×
  57. 56São PauloSão Paulo, Brazil
    761.5×
  58. 58TetovoTetovo, North Macedonia
    751.5×
  59. 59ĆuprijaCentral Serbia, Serbia
    751.5×
  60. 60AntofagastaAntofagasta, Chile
    741.4×
  61. 61KanchanaburiKanchanaburi, Thailand
    741.4×
  62. 62UžiceCentral Serbia, Serbia
    741.4×
  63. 62CallaoCallao, Peru
    741.4×
  64. 64TalaganteSantiago Metropolitan, Chile
    731.4×
  65. 65QuinteroValparaiso, Chile
    731.4×
  66. 66MumbaiMaharashtra, India
    731.4×
  67. 67Kampalalow-cost sensorsCentral Region, Uganda
    721.4×
  68. 68CoquimboCoquimbo Region, Chile
    711.3×
  69. 69UlsanUlsan, South Korea
    711.3×
  70. 70TocopillaAntofagasta, Chile
    711.3×
  71. 71CopiapóAtacama, Chile
    701.3×
  72. 72ChocopeLa Libertad, Peru
    701.3×
  73. 73DushanbeDushanbe, Tajikistan
    701.3×
  74. 74AstanaAstana, Kazakhstan
    701.3×
  75. 75YeongjuGyeongsangbuk-do, South Korea
    691.3×
  76. 75SantiagoSantiago Metropolitan, Chile
    691.3×
  77. 77HirosakiAomori, Japan
    691.3×
  78. 77Alto HospicioTarapacá, Chile
    691.3×
  79. 79NanNan, Thailand
    691.2×
  80. 79AndongGyeongsangbuk-do, South Korea
    691.2×
  81. 81TravnikFederation of B&H, Bosnia and Herzegovina
    691.2×
  82. 81La SerenaCoquimbo Region, Chile
    691.2×
  83. 83SkopjeGrad Skopje, North Macedonia
    681.2×
  84. 83KraljevoCentral Serbia, Serbia
    681.2×
  85. 83PohangGyeongsangbuk-do, South Korea
    681.2×
  86. 86WangarattaVictoria, Australia
    681.2×
  87. 87BirminghamAlabama, United States
    671.2×
  88. 88SangjuGyeongsangbuk-do, South Korea
    671.2×
  89. 89HwasunJeollanam-do, South Korea
    661.2×
  90. 89GoshogawaraAomori, Japan
    661.2×
  91. 91RangioraCanterbury, New Zealand
    661.1×
  92. 92West MifflinPennsylvania, United States
    661.1×
  93. 93ValjevoCentral Serbia, Serbia
    651.1×
  94. 93Nepeanlow-cost sensorsOntario, Canada
    651.1×
  95. 95PátraWest Greece, Greece
    651.1×
  96. 95KalasinKalasin, Thailand
    651.1×
  97. 97Ang Mo Kio New TownSingapore
    651.1×
  98. 98KochaniKochani, North Macedonia
    651.1×
  99. 98Puente AltoSantiago Metropolitan, Chile
    651.1×
  100. 100AomoriAomori, Japan
    651.1×
  101. 100RichmondCalifornia, United States
    651.1×
  102. 102LazarevacCentral Serbia, Serbia
    641.1×
  103. 102IlindenIlinden, North Macedonia
    641.1×
  104. 102MukdahanMukdahan, Thailand
    641.1×
  105. 102ShanghaiShanghai, China
    641.1×
  106. 106KragujevacCentral Serbia, Serbia
    641.1×
  107. 107Jurong WestSingapore
    641.1×
  108. 108Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    641.1×
  109. 108LawrencevilleGeorgia, United States
    641.1×
  110. 110WaegwanGyeongsangbuk-do, South Korea
    631.0×
  111. 111TooeleUtah, United States
    631.0×
  112. 112EisenGyeongsangbuk-do, South Korea
    631.0×
  113. 112Accralow-cost sensorsGreater Accra, Ghana
    631.0×
  114. 112LotaBiobio, Chile
    631.0×
  115. 115Nakhon RatchasimaNakhon Ratchasima, Thailand
    631.0×
  116. 115Torrejón de ArdozMadrid, Spain
    631.0×
  117. 115Viña del MarValparaiso, Chile
    631.0×
  118. 118CalamaAntofagasta, Chile
    631.0×
  119. 119Imperial BeachCalifornia, United States
    621.0×
  120. 120Chiang RaiChiang Rai, Thailand
    621.0×
  121. 121PejëPec, Kosovo
    621.0×
  122. 121East RidgeTennessee, United States
    621.0×
  123. 123GimcheonGyeongsangbuk-do, South Korea
    611.0×
  124. 124VelesVeles, North Macedonia
    611.0×
  125. 124ShreveportLouisiana, United States
    611.0×
  126. 124PortsmouthOhio, United States
    611.0×
  127. 124ChattanoogaTennessee, United States
    611.0×
  128. 124Jurupa ValleyCalifornia, United States
    611.0×
  129. 129SremčicaCentral Serbia, Serbia
    611.0×
  130. 129SmederevoCentral Serbia, Serbia
    611.0×
  131. 129ObrenovacCentral Serbia, Serbia
    611.0×
  132. 129KavadarciKavadarci, North Macedonia
    611.0×
  133. 129ČačakCentral Serbia, Serbia
    611.0×
  134. 129IzunokuniShizuoka, Japan
    611.0×
  135. 135FukuroiShizuoka, Japan
    611.0×
  136. 135ScaggsvilleMaryland, United States
    611.0×
  137. 137Mae SaiChiang Rai, Thailand
    611.0×
  138. 137BillingsMontana, United States
    611.0×
  139. 139GadsdenAlabama, United States
    610.9×
  140. 139McKeesportPennsylvania, United States
    610.9×
  141. 141SalorTashkent Region, Uzbekistan
    600.9×
  142. 141OurenseGalicia, Spain
    600.9×
  143. 141Khan Na YaoBangkok, Thailand
    600.9×
  144. 144MiskolcBorsod-Abaúj-Zemplén, Hungary
    600.9×
  145. 144BelgradeCentral Serbia, Serbia
    600.9×
  146. 144KolkataWest Bengal, India
    600.9×
  147. 144YasothonYasothon, Thailand
    600.9×
  148. 144Khon KaenKhon Kaen, Thailand
    600.9×
  149. 144DecaturAlabama, United States
    600.9×
  150. 144RiversideCalifornia, United States
    600.9×
  151. 151TraralgonVictoria, Australia
    600.9×
  152. 151Saphan SungBangkok, Thailand
    600.9×
  153. 153SokchoGangwon-do, South Korea
    600.9×
  154. 153ChitoseHokkaido, Japan
    600.9×
  155. 153GainesvilleGeorgia, United States
    600.9×
  156. 156PančevoVojvodina, Serbia
    600.9×
  157. 156MitrovicëMitrovica, Kosovo
    600.9×
  158. 156Suphan BuriSuphan Buri, Thailand
    600.9×
  159. 156HayangGyeongsangbuk-do, South Korea
    600.9×
  160. 156Queenstown Estatelow-cost sensorsSingapore
    600.9×
  161. 156PúchovTrenčín Region, Slovakia
    600.9×
  162. 162ZemunCentral Serbia, Serbia
    590.9×
  163. 162HakodateHokkaido, Japan
    590.9×
  164. 162HarrisburgPennsylvania, United States
    590.9×
  165. 165MinamataKumamoto, Japan
    590.9×
  166. 165FresnoCalifornia, United States
    590.9×
  167. 167MuroranHokkaido, Japan
    590.9×
  168. 167ChimboteAncash, Peru
    590.9×
  169. 167EwingNew Jersey, United States
    590.9×
  170. 167PittsburghPennsylvania, United States
    590.9×
  171. 167San JoseCalifornia, United States
    590.9×
  172. 172Los AngelesCalifornia, United States
    590.9×
  173. 173StrumicaStrumica, North Macedonia
    590.9×
  174. 173Vientianelow-cost sensorsVientiane Prefecture, Laos
    590.9×
  175. 173Hondomachi-hondoKumamoto, Japan
    590.9×
  176. 173Candler-McAfeeGeorgia, United States
    590.9×
  177. 177KimjeJeollabuk-do, South Korea
    580.9×
  178. 177NoshiroAkita, Japan
    580.9×
  179. 177Chula VistaCalifornia, United States
    580.9×
  180. 180TaipeiTaiwan, Taiwan
    580.9×
  181. 180Falconara MarittimaThe Marches, Italy
    580.9×
  182. 182LampangLampang, Thailand
    580.9×
  183. 182NijmegenGelderland, The Netherlands
    580.9×
  184. 182BartlettTennessee, United States
    580.9×
  185. 182VisaliaCalifornia, United States
    580.9×
  186. 186SofiaSofia-Capital, Bulgaria
    580.9×
  187. 186Wan ChaiWan Chai, Hong Kong
    580.9×
  188. 186YeojuGyeonggi-do, South Korea
    580.9×
  189. 186TanabeWakayama, Japan
    580.9×
  190. 186VallettaValletta, Malta
    580.9×
  191. 186KennesawGeorgia, United States
    580.9×
  192. 186ChangnyeongGyeongsangnam-do, South Korea
    580.9×
  193. 193GyeongjuGyeongsangbuk-do, South Korea
    580.8×
  194. 193ŻabbarĦaż-Żabbar, Malta
    580.8×
  195. 195BorCentral Serbia, Serbia
    580.8×
  196. 195FujiedaShizuoka, Japan
    580.8×
  197. 195KomárnoNitra Region, Slovakia
    580.8×
  198. 195BessemerAlabama, United States
    580.8×
  199. 195PatersonNew Jersey, United States
    580.8×
  200. 195AnaheimCalifornia, United States
    580.8×

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 23, 2024, smogrank.com/history/2024-06-23 (accessed 3 Oct 2026).

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