SmogRank / History / June 2, 2023

Most polluted cities on June 2, 2023

1,304 cities ranked by their average PM2.5 over the day; the worst was Fort McMurray, Canada, at 115.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 2, 2023. All episodes.

← Fort McMurray 115.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for June 2, 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. 1Fort McMurrayAlberta, Canada
    1937.7×
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    1624.8×
  3. 3CoyhaiqueAysén, Chile
    1624.7×
  4. 4Lahorelow-cost sensorsPunjab, Pakistan
    1624.7×
  5. 5RengoO'Higgins Region, Chile
    1604.6×
  6. 6RancaguaO'Higgins Region, Chile
    1523.8×
  7. 7KolkataWest Bengal, India
    1523.8×
  8. 8PleasantvilleNew Jersey, United States
    1513.7×
  9. 9JakartaJakarta, Indonesia
    1423.5×
  10. 10SantiagoSantiago Metropolitan, Chile
    1423.5×
  11. 11HyderabadTelangana, India
    1383.4×
  12. 12TalaganteSantiago Metropolitan, Chile
    1383.4×
  13. 13NacimientoBiobio, Chile
    1273.1×
  14. 14HanoiHanoi, Vietnam
    1152.8×
  15. 15GuangzhouGuangdong, China
    1112.6×
  16. 16KigaliKigali, Rwanda
    1102.6×
  17. 16DushanbeDushanbe, Tajikistan
    1102.6×
  18. 18CelayaGuanajuato, Mexico
    1092.6×
  19. 19ChennaiTamil Nadu, India
    1082.6×
  20. 20BaghdadBaghdad, Iraq
    1062.5×
  21. 21AshgabatAshgabat, Turkmenistan
    1032.4×
  22. 22CuricóMaule Region, Chile
    1022.4×
  23. 23Puente AltoSantiago Metropolitan, Chile
    992.3×
  24. 24CuranilahueBiobio, Chile
    982.3×
  25. 25Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    982.3×
  26. 26DelhiDelhi, India
    972.3×
  27. 27CauquenesMaule Region, Chile
    952.2×
  28. 28OsornoLos Lagos Region, Chile
    952.2×
  29. 29Rose HillVirginia, United States
    942.2×
  30. 30Rouyn-NorandaQuebec, Canada
    942.1×
  31. 31AntofagastaAntofagasta, Chile
    922.1×
  32. 32Puerto AysénAysén, Chile
    902.0×
  33. 33Kathmandulow-cost sensorsBagmati Province, Nepal
    892.0×
  34. 33SalamancaCastille and León, Spain
    892.0×
  35. 33LinaresMaule Region, Chile
    892.0×
  36. 36West MifflinPennsylvania, United States
    881.9×
  37. 37Viña del MarValparaiso, Chile
    881.9×
  38. 38PristinaPristina, Kosovo
    871.9×
  39. 39TemucoAraucania, Chile
    861.9×
  40. 40BensalemPennsylvania, United States
    861.9×
  41. 41WashingtonDistrict of Columbia, United States
    861.9×
  42. 42Hacienda Santa FeJalisco, Mexico
    861.8×
  43. 43SpringfieldVirginia, United States
    851.8×
  44. 44ManamaManama, Bahrain
    851.8×
  45. 45Swift CurrentSaskatchewan, Canada
    851.8×
  46. 46Mexico CityMexico City, Mexico
    841.8×
  47. 47SalamancaGuanajuato, Mexico
    841.8×
  48. 48BeijingBeijing, China
    831.8×
  49. 48Lincoln ParkMichigan, United States
    831.8×
  50. 50Ecatepec de MorelosMéxico, Mexico
    821.7×
  51. 50RabinalBaja Verapaz, Guatemala
    821.7×
  52. 50Guatemala CityGuatemala, Guatemala
    821.7×
  53. 53La UniónLos Ríos Region, Chile
    821.7×
  54. 54Islamabadlow-cost sensorsIslamabad, Pakistan
    811.7×
  55. 54SalorTashkent Region, Uzbekistan
    811.7×
  56. 56QuillotaValparaiso, Chile
    811.7×
  57. 57Nong KhaemBangkok, Thailand
    811.7×
  58. 58BelmopanCayo District, Belize
    811.7×
  59. 59CoronelBiobio, Chile
    801.7×
  60. 60ConcónValparaiso, Chile
    791.6×
  61. 61Puerto VarasLos Lagos Region, Chile
    781.6×
  62. 61NewarkDelaware, United States
    781.6×
  63. 63QuinteroValparaiso, Chile
    781.6×
  64. 63HualquiBiobio, Chile
    781.6×
  65. 65PennsaukenNew Jersey, United States
    781.6×
  66. 66TexarkanaTexas, United States
    771.5×
  67. 67CopiapóAtacama, Chile
    771.5×
  68. 67ChillánÑuble, Chile
    771.5×
  69. 67EdmontonAlberta, Canada
    771.5×
  70. 70CoquimboCoquimbo Region, Chile
    771.5×
  71. 71Bang Bo DistrictSamut Prakan, Thailand
    761.5×
  72. 72PhiladelphiaPennsylvania, United States
    761.5×
  73. 72LancasterPennsylvania, United States
    761.5×
  74. 74Silao de la VictoriaGuanajuato, Mexico
    761.5×
  75. 75NorristownPennsylvania, United States
    761.5×
  76. 76BangkokBangkok, Thailand
    751.5×
  77. 77TalcahuanoBiobio, Chile
    751.5×
  78. 78GuanajuatoGuanajuato, Mexico
    741.4×
  79. 79San Luis de la PazGuanajuato, Mexico
    741.4×
  80. 79South LaurelMaryland, United States
    741.4×
  81. 81Nakhon PathomNakhon Pathom, Thailand
    741.4×
  82. 81SpringdaleArkansas, United States
    741.4×
  83. 81AdaOklahoma, United States
    741.4×
  84. 84ScaggsvilleMaryland, United States
    741.4×
  85. 85Sherwood ParkAlberta, Canada
    741.4×
  86. 86Bang KapiBangkok, Thailand
    731.4×
  87. 87AmmanAmman, Jordan
    731.4×
  88. 87Phra PradaengSamut Prakan, Thailand
    731.4×
  89. 87TocopillaAntofagasta, Chile
    731.4×
  90. 90Samut SakhonSamut Sakhon, Thailand
    721.4×
  91. 90CalamaAntofagasta, Chile
    721.4×
  92. 92Khlong LuangPathum Thani, Thailand
    721.4×
  93. 92Puerto MonttLos Lagos Region, Chile
    721.4×
  94. 94ValdiviaLos Ríos Region, Chile
    721.3×
  95. 95San CarlosÑuble, Chile
    711.3×
  96. 96LotaBiobio, Chile
    711.3×
  97. 97Los ÁngelesBiobio, Chile
    711.3×
  98. 98Great FallsMontana, United States
    711.3×
  99. 98SaskatoonSaskatchewan, Canada
    711.3×
  100. 100JeddahMecca Region, Saudi Arabia
    711.3×
  101. 100La SerenaCoquimbo Region, Chile
    711.3×
  102. 102MooreOklahoma, United States
    701.3×
  103. 102WarrenOhio, United States
    701.3×
  104. 104AntananarivoAnalamanga, Madagascar
    701.3×
  105. 105Samut PrakanSamut Prakan, Thailand
    701.3×
  106. 105YorkPennsylvania, United States
    701.3×
  107. 107DetroitMichigan, United States
    691.3×
  108. 108IrapuatoGuanajuato, Mexico
    691.2×
  109. 108HamiltonOntario, Canada
    691.2×
  110. 110Mueang NonthaburiNonthaburi, Thailand
    691.2×
  111. 110ClevelandOhio, United States
    691.2×
  112. 110McKeesportPennsylvania, United States
    691.2×
  113. 113Addis AbabaAddis Ababa, Ethiopia
    691.2×
  114. 113SulphurLouisiana, United States
    691.2×
  115. 113ElktonMaryland, United States
    691.2×
  116. 113KalamazooMichigan, United States
    691.2×
  117. 113St. AlbertAlberta, Canada
    691.2×
  118. 118Little RockArkansas, United States
    681.2×
  119. 118RedfordMichigan, United States
    681.2×
  120. 118TrentonNew Jersey, United States
    681.2×
  121. 118BuffaloNew York, United States
    681.2×
  122. 122Karachilow-cost sensorsSindh, Pakistan
    681.2×
  123. 122YangonYangon, Myanmar
    681.2×
  124. 122ChiguayanteBiobio, Chile
    681.2×
  125. 122WilmingtonDelaware, United States
    681.2×
  126. 122LebanonPennsylvania, United States
    681.2×
  127. 127RichmondVirginia, United States
    681.2×
  128. 127LondonOntario, Canada
    681.2×
  129. 129BakuBaki, Azerbaijan
    681.2×
  130. 129San Pedro de la PazBiobio, Chile
    681.2×
  131. 131VigoGalicia, Spain
    681.2×
  132. 131TalcaMaule Region, Chile
    681.2×
  133. 131EriePennsylvania, United States
    681.2×
  134. 131BellevilleOntario, Canada
    681.2×
  135. 135TrnavaTrnava Region, Slovakia
    671.2×
  136. 136ChesterPennsylvania, United States
    671.2×
  137. 136ConroeTexas, United States
    671.2×
  138. 138Alto HospicioTarapacá, Chile
    671.2×
  139. 138DearbornMichigan, United States
    671.2×
  140. 140Český TěšínMoravian-Silesian Region, Czechia
    671.2×
  141. 140AricaArica y Parinacota Region, Chile
    671.2×
  142. 140PortsmouthNew Hampshire, United States
    671.2×
  143. 140HarrisburgPennsylvania, United States
    671.2×
  144. 144ShreveportLouisiana, United States
    671.2×
  145. 145EdgewoodMaryland, United States
    661.2×
  146. 145AkronOhio, United States
    661.2×
  147. 147PrešovPrešov Region, Slovakia
    661.2×
  148. 147HernandoMississippi, United States
    661.2×
  149. 147New BrunswickNew Jersey, United States
    661.2×
  150. 150HumennéPrešov Region, Slovakia
    661.1×
  151. 150AllentownPennsylvania, United States
    661.1×
  152. 152TaylorMichigan, United States
    661.1×
  153. 152EwingNew Jersey, United States
    661.1×
  154. 154KošiceKošice Region, Slovakia
    661.1×
  155. 154BrantfordOntario, Canada
    661.1×
  156. 156IndianapolisIndiana, United States
    661.1×
  157. 157YpsilantiMichigan, United States
    651.1×
  158. 157Fort LeeNew Jersey, United States
    651.1×
  159. 157ParadiseCalifornia, United States
    651.1×
  160. 160Banja LukaSrpska, Bosnia and Herzegovina
    651.1×
  161. 160HoustonTexas, United States
    651.1×
  162. 160LindenNew Jersey, United States
    651.1×
  163. 160HobbsNew Mexico, United States
    651.1×
  164. 164Fort-de-FranceMartinique, Martinique
    651.1×
  165. 164ReadingPennsylvania, United States
    651.1×
  166. 164BurlingtonVermont, United States
    651.1×
  167. 164RichmondCalifornia, United States
    651.1×
  168. 164St. ThomasOntario, Canada
    651.1×
  169. 169EdmondOklahoma, United States
    651.1×
  170. 169CornwallOntario, Canada
    651.1×
  171. 169OttawaOntario, Canada
    651.1×
  172. 172WeidenBavaria, Germany
    651.1×
  173. 172ThionvilleGrand Est, France
    651.1×
  174. 172MartinŽilina Region, Slovakia
    651.1×
  175. 172AlessandriaPiedmont, Italy
    651.1×
  176. 172BridgeportConnecticut, United States
    651.1×
  177. 177NitraNitra Region, Slovakia
    641.1×
  178. 177PasadenaTexas, United States
    641.1×
  179. 177BostonMassachusetts, United States
    641.1×
  180. 177AlbanyNew York, United States
    641.1×
  181. 177KingstonOntario, Canada
    641.1×
  182. 177SaguenayQuebec, Canada
    641.1×
  183. 183RockvilleMaryland, United States
    641.1×
  184. 183PortlandMaine, United States
    641.1×
  185. 183MilwaukeeWisconsin, United States
    641.1×
  186. 186CorsicanaTexas, United States
    641.1×
  187. 186Jersey CityNew Jersey, United States
    641.1×
  188. 186YoungstownOhio, United States
    641.1×
  189. 186MontréalQuebec, Canada
    641.1×
  190. 190HavířovMoravian-Silesian Region, Czechia
    641.1×
  191. 190MiddletownOhio, United States
    641.1×
  192. 190Port HuronMichigan, United States
    641.1×
  193. 190ScrantonPennsylvania, United States
    641.1×
  194. 190BarrieOntario, Canada
    641.1×
  195. 195PopradPrešov Region, Slovakia
    641.1×
  196. 195TulsaOklahoma, United States
    641.1×
  197. 195Calumet CityIllinois, United States
    641.1×
  198. 198ShenyangLiaoning, China
    631.1×
  199. 198DentonTexas, United States
    631.1×
  200. 198SaginawTexas, United States
    631.1×

Top 200 of 1,304 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 2, 2023, smogrank.com/history/2023-06-02 (accessed 2 Oct 2026).

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