SmogRank / History / June 20, 2023

Most polluted cities on June 20, 2023

1,316 cities ranked by their average PM2.5 over the day; the worst was Coyhaique, Chile, at 364.5 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 20, 2023. All episodes.

← Coyhaique 364.5 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for June 20, 2023, 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
    500+24.3×
  2. 2Puerto VarasLos Lagos Region, Chile
    28714.1×
  3. 3TemucoAraucania, Chile
    23010.3×
  4. 4NacimientoBiobio, Chile
    22510.0×
  5. 5OsornoLos Lagos Region, Chile
    2008.3×
  6. 6LinaresMaule Region, Chile
    1937.7×
  7. 7Puerto MonttLos Lagos Region, Chile
    1927.6×
  8. 8San CarlosÑuble, Chile
    1897.3×
  9. 9ChillánÑuble, Chile
    1846.8×
  10. 10Los ÁngelesBiobio, Chile
    1826.6×
  11. 11HualpénBiobio, Chile
    1806.4×
  12. 12CuricóMaule Region, Chile
    1715.6×
  13. 13CuranilahueBiobio, Chile
    1695.5×
  14. 14CauquenesMaule Region, Chile
    1634.9×
  15. 15Lahorelow-cost sensorsPunjab, Pakistan
    1614.7×
  16. 16HualquiBiobio, Chile
    1594.5×
  17. 17Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1584.4×
  18. 18TalcaMaule Region, Chile
    1574.3×
  19. 19RengoO'Higgins Region, Chile
    1554.1×
  20. 20RancaguaO'Higgins Region, Chile
    1544.0×
  21. 21Dhakalow-cost sensorsDhaka Division, Bangladesh
    1523.8×
  22. 22ValdiviaLos Ríos Region, Chile
    1513.7×
  23. 23TalcahuanoBiobio, Chile
    1473.6×
  24. 24La UniónLos Ríos Region, Chile
    1453.6×
  25. 25HyderabadTelangana, India
    1433.5×
  26. 26KigaliKigali, Rwanda
    1423.5×
  27. 27SantiagoSantiago Metropolitan, Chile
    1323.2×
  28. 28ToméBiobio, Chile
    1313.2×
  29. 29Addis AbabaAddis Ababa, Ethiopia
    1303.2×
  30. 30Puerto AysénAysén, Chile
    1293.1×
  31. 31TalaganteSantiago Metropolitan, Chile
    1233.0×
  32. 32JakartaJakarta, Indonesia
    1233.0×
  33. 33CoronelBiobio, Chile
    1202.9×
  34. 34DushanbeDushanbe, Tajikistan
    1192.8×
  35. 34SalorTashkent Region, Uzbekistan
    1192.8×
  36. 36Puente AltoSantiago Metropolitan, Chile
    1152.7×
  37. 37ChiguayanteBiobio, Chile
    1072.5×
  38. 38San Pedro de la PazBiobio, Chile
    1072.5×
  39. 39ConcepciónBiobio, Chile
    1062.5×
  40. 40DenainHauts-de-France, France
    1062.5×
  41. 41Islamabadlow-cost sensorsIslamabad, Pakistan
    1052.5×
  42. 42DelhiDelhi, India
    1042.5×
  43. 43SarajevoFederation of B&H, Bosnia and Herzegovina
    972.3×
  44. 44PristinaPristina, Kosovo
    942.1×
  45. 44Rouyn-NorandaQuebec, Canada
    942.1×
  46. 46Karachilow-cost sensorsSindh, Pakistan
    932.1×
  47. 47MostÚstí nad Labem Region, Czechia
    932.1×
  48. 48SundsvallVästernorrland, Sweden
    902.0×
  49. 49Greater SudburyOntario, Canada
    902.0×
  50. 50EisenhüttenstadtBrandenburg, Germany
    892.0×
  51. 51North BayOntario, Canada
    892.0×
  52. 52TrnavaTrnava Region, Slovakia
    892.0×
  53. 53SenicaTrnava Region, Slovakia
    892.0×
  54. 54NairobiNairobi County, Kenya
    881.9×
  55. 55BelmopanCayo District, Belize
    881.9×
  56. 55LimaLima Province, Peru
    881.9×
  57. 57Şabāḩ as SālimMubārak al Kabīr, Kuwait
    881.9×
  58. 58QuillotaValparaiso, Chile
    861.9×
  59. 59AntananarivoAnalamanga, Madagascar
    851.8×
  60. 59Frankfurt (Oder)Brandenburg, Germany
    851.8×
  61. 61LotaBiobio, Chile
    841.8×
  62. 62ChennaiTamil Nadu, India
    841.8×
  63. 62NeuenhagenBrandenburg, Germany
    841.8×
  64. 64KolkataWest Bengal, India
    841.8×
  65. 64TeltowBrandenburg, Germany
    841.8×
  66. 66NitraNitra Region, Slovakia
    831.8×
  67. 67CoquimboCoquimbo Region, Chile
    821.7×
  68. 67Blankenfelde-MahlowBrandenburg, Germany
    821.7×
  69. 69KadaňÚstí nad Labem Region, Czechia
    821.7×
  70. 70PotsdamBrandenburg, Germany
    821.7×
  71. 71Alto HospicioTarapacá, Chile
    821.7×
  72. 72Bernau bei BerlinBrandenburg, Germany
    821.7×
  73. 73FalkenseeBrandenburg, Germany
    811.7×
  74. 74StrausbergBrandenburg, Germany
    811.7×
  75. 75BlaineMinnesota, United States
    811.7×
  76. 75South MilwaukeeWisconsin, United States
    811.7×
  77. 77East Saint LouisIllinois, United States
    811.7×
  78. 78SalamancaGuanajuato, Mexico
    801.7×
  79. 79KleinmachnowBrandenburg, Germany
    801.6×
  80. 79BerlinState of Berlin, Germany
    801.6×
  81. 79DěčínÚstí nad Labem Region, Czechia
    801.6×
  82. 82ManamaManama, Bahrain
    791.6×
  83. 82LitvínovÚstí nad Labem Region, Czechia
    791.6×
  84. 84EberswaldeBrandenburg, Germany
    791.6×
  85. 85HammondIndiana, United States
    791.6×
  86. 85BurnsvilleMinnesota, United States
    791.6×
  87. 87Schwedt (Oder)Brandenburg, Germany
    781.6×
  88. 88CottbusBrandenburg, Germany
    781.6×
  89. 88MilwaukeeWisconsin, United States
    781.6×
  90. 90WarrenOhio, United States
    771.6×
  91. 91PrešovPrešov Region, Slovakia
    771.5×
  92. 91LubnjowBrandenburg, Germany
    771.5×
  93. 91AntofagastaAntofagasta, Chile
    771.5×
  94. 91HarrisburgPennsylvania, United States
    771.5×
  95. 91AppletonWisconsin, United States
    771.5×
  96. 96BeijingBeijing, China
    771.5×
  97. 96AustinTexas, United States
    771.5×
  98. 96JolietIllinois, United States
    771.5×
  99. 96Eau ClaireWisconsin, United States
    771.5×
  100. 96Santa Anita - Los FicusLima region, Peru
    771.5×
  101. 101Naucalpan de JuárezMéxico, Mexico
    771.5×
  102. 101East ChicagoIndiana, United States
    771.5×
  103. 103BratislavaBratislava Region, Slovakia
    771.5×
  104. 104HanoiHanoi, Vietnam
    761.5×
  105. 104Live OakTexas, United States
    761.5×
  106. 104ClevelandOhio, United States
    761.5×
  107. 107DuluthMinnesota, United States
    761.5×
  108. 108NauenBrandenburg, Germany
    761.5×
  109. 108Fort St. JohnBritish Columbia, Canada
    761.5×
  110. 110BloomingtonIllinois, United States
    761.5×
  111. 110JenisonMichigan, United States
    761.5×
  112. 110MinneapolisMinnesota, United States
    761.5×
  113. 113Grand RapidsMichigan, United States
    751.5×
  114. 113La CrosseWisconsin, United States
    751.5×
  115. 113WaukeshaWisconsin, United States
    751.5×
  116. 116Hradec KrálovéHradec Králové Region, Czechia
    751.5×
  117. 116Český TěšínMoravian-Silesian Region, Czechia
    751.5×
  118. 116MadisonWisconsin, United States
    751.5×
  119. 119Viña del MarValparaiso, Chile
    751.5×
  120. 119NapervilleIllinois, United States
    751.5×
  121. 121CelayaGuanajuato, Mexico
    751.5×
  122. 121St. LouisMissouri, United States
    751.5×
  123. 121RochesterMinnesota, United States
    751.5×
  124. 124BerounCentral Bohemia, Czechia
    741.4×
  125. 124Calumet CityIllinois, United States
    741.4×
  126. 124Saint PaulMinnesota, United States
    741.4×
  127. 127Ústí nad LabemÚstí nad Labem Region, Czechia
    741.4×
  128. 128SpringfieldIllinois, United States
    741.4×
  129. 128SuperiorWisconsin, United States
    741.4×
  130. 130AthensAttica, Greece
    741.4×
  131. 130BaytownTexas, United States
    741.4×
  132. 130EdinburgTexas, United States
    741.4×
  133. 130Apple ValleyMinnesota, United States
    741.4×
  134. 134Des PlainesIllinois, United States
    741.4×
  135. 134AkronOhio, United States
    741.4×
  136. 134CantonOhio, United States
    741.4×
  137. 137Brandenburg an der HavelBrandenburg, Germany
    731.4×
  138. 138ConcónValparaiso, Chile
    731.4×
  139. 138AnkenyIowa, United States
    731.4×
  140. 138NorthbrookIllinois, United States
    731.4×
  141. 138CarlislePennsylvania, United States
    731.4×
  142. 142KošiceKošice Region, Slovakia
    731.4×
  143. 142ArnoldMissouri, United States
    731.4×
  144. 144Ecatepec de MorelosMéxico, Mexico
    731.4×
  145. 144Kansas CityKansas, United States
    731.4×
  146. 144Corpus ChristiTexas, United States
    731.4×
  147. 147GrazStyria, Austria
    731.4×
  148. 147CopiapóAtacama, Chile
    731.4×
  149. 147CaryIllinois, United States
    731.4×
  150. 147MolineIllinois, United States
    731.4×
  151. 147LancasterPennsylvania, United States
    731.4×
  152. 152Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    721.4×
  153. 152TepliceÚstí nad Labem Region, Czechia
    721.4×
  154. 152YorkPennsylvania, United States
    721.4×
  155. 152PortageIndiana, United States
    721.4×
  156. 156KladnoCentral Bohemia, Czechia
    721.4×
  157. 156OlatheKansas, United States
    721.4×
  158. 156Des MoinesIowa, United States
    721.4×
  159. 159Little RockArkansas, United States
    721.4×
  160. 159MedinaOhio, United States
    721.4×
  161. 161Kathmandulow-cost sensorsBagmati Province, Nepal
    721.4×
  162. 161QuinteroValparaiso, Chile
    721.4×
  163. 161University CityMissouri, United States
    721.4×
  164. 161HoustonTexas, United States
    721.4×
  165. 165MartinŽilina Region, Slovakia
    721.3×
  166. 165PilsenPlzeň Region, Czechia
    721.3×
  167. 165La SerenaCoquimbo Region, Chile
    721.3×
  168. 165BeltonTexas, United States
    721.3×
  169. 165RockfordIllinois, United States
    721.3×
  170. 165LansingMichigan, United States
    721.3×
  171. 171ZionIllinois, United States
    711.3×
  172. 172EriePennsylvania, United States
    711.3×
  173. 172Arroyo GrandeCalifornia, United States
    711.3×
  174. 174Rose HillVirginia, United States
    711.3×
  175. 174Green BayWisconsin, United States
    711.3×
  176. 176South BendIndiana, United States
    711.3×
  177. 176ShakopeeMinnesota, United States
    711.3×
  178. 178Port ArthurTexas, United States
    711.3×
  179. 178Shaker HeightsOhio, United States
    711.3×
  180. 180HermitagePennsylvania, United States
    711.3×
  181. 181HumennéPrešov Region, Slovakia
    701.3×
  182. 181OlomoucOlomouc Region, Czechia
    701.3×
  183. 181ConroeTexas, United States
    701.3×
  184. 181Iowa CityIowa, United States
    701.3×
  185. 181WaterlooIowa, United States
    701.3×
  186. 186Fort WorthTexas, United States
    701.3×
  187. 186LaredoTexas, United States
    701.3×
  188. 186ClintonIowa, United States
    701.3×
  189. 186PittsburghPennsylvania, United States
    701.3×
  190. 186WittenbergSaxony-Anhalt, Germany
    701.3×
  191. 191NeuruppinBrandenburg, Germany
    701.3×
  192. 191DecaturIllinois, United States
    701.3×
  193. 191SulphurLouisiana, United States
    701.3×
  194. 191San AntonioTexas, United States
    701.3×
  195. 191DavenportIowa, United States
    701.3×
  196. 196São PauloSão Paulo, Brazil
    701.3×
  197. 196SpringdaleArkansas, United States
    701.3×
  198. 196LemayMissouri, United States
    701.3×
  199. 196DentonTexas, United States
    701.3×
  200. 196SpringfieldVirginia, United States
    701.3×

Top 200 of 1,316 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

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SmogRank, most polluted cities, PM2.5, June 20, 2023, smogrank.com/history/2023-06-20 (accessed 2 Oct 2026).

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