SmogRank / History / June 3, 2023

Most polluted cities on June 3, 2023

1,485 cities ranked by their average PM2.5 over the day; the worst was Rouyn-Noranda, Canada, at 183.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 3, 2023. All episodes.

← Rouyn-Noranda 183.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for June 3, 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. 1Rouyn-NorandaQuebec, Canada
    25812.2×
  2. 2Lahorelow-cost sensorsPunjab, Pakistan
    1705.5×
  3. 3Greater SudburyOntario, Canada
    1675.2×
  4. 4Dhakalow-cost sensorsDhaka Division, Bangladesh
    1604.5×
  5. 5Prince GeorgeBritish Columbia, Canada
    1594.5×
  6. 6CoyhaiqueAysén, Chile
    1594.5×
  7. 7ThembisaGauteng, South Africa
    1584.4×
  8. 8TlaquepaqueJalisco, Mexico
    1574.3×
  9. 9BaghdadBaghdad, Iraq
    1544.0×
  10. 10BloemfonteinFree State, South Africa
    1483.6×
  11. 11KolkataWest Bengal, India
    1473.6×
  12. 12LinaresMaule Region, Chile
    1453.6×
  13. 13JakartaJakarta, Indonesia
    1423.5×
  14. 14HyderabadTelangana, India
    1373.3×
  15. 15RengoO'Higgins Region, Chile
    1363.3×
  16. 16Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1353.3×
  17. 17Ga-RankuwaNorth West, South Africa
    1343.3×
  18. 18SantiagoSantiago Metropolitan, Chile
    1243.0×
  19. 19Cape TownWestern Cape, South Africa
    1212.9×
  20. 20AmmanAmman, Jordan
    1162.8×
  21. 21DelhiDelhi, India
    1152.8×
  22. 22Puente AltoSantiago Metropolitan, Chile
    1142.7×
  23. 23KigaliKigali, Rwanda
    1112.6×
  24. 24RancaguaO'Higgins Region, Chile
    1092.6×
  25. 25ChennaiTamil Nadu, India
    1042.5×
  26. 25CuricóMaule Region, Chile
    1042.5×
  27. 27BrakpanGauteng, South Africa
    1032.4×
  28. 28JeddahMecca Region, Saudi Arabia
    1022.4×
  29. 29HualpénBiobio, Chile
    1022.4×
  30. 30TalaganteSantiago Metropolitan, Chile
    1012.4×
  31. 31RabinalBaja Verapaz, Guatemala
    1002.3×
  32. 32Guatemala CityGuatemala, Guatemala
    992.3×
  33. 33NacimientoBiobio, Chile
    982.3×
  34. 34Bay CityMichigan, United States
    982.3×
  35. 34Fort McMurrayAlberta, Canada
    982.3×
  36. 36North BayOntario, Canada
    972.3×
  37. 37Kathmandulow-cost sensorsBagmati Province, Nepal
    962.2×
  38. 38ManamaManama, Bahrain
    952.2×
  39. 39Lincoln ParkMichigan, United States
    942.1×
  40. 40CauquenesMaule Region, Chile
    932.1×
  41. 41DushanbeDushanbe, Tajikistan
    932.1×
  42. 41CelayaGuanajuato, Mexico
    932.1×
  43. 43HanoiHanoi, Vietnam
    912.0×
  44. 44AntofagastaAntofagasta, Chile
    912.0×
  45. 44EdmontonAlberta, Canada
    912.0×
  46. 46Puerto VarasLos Lagos Region, Chile
    892.0×
  47. 47Port HuronMichigan, United States
    881.9×
  48. 48SarniaOntario, Canada
    861.9×
  49. 49Puerto AysénAysén, Chile
    851.8×
  50. 50ValjevoCentral Serbia, Serbia
    841.8×
  51. 51BakuBaki, Azerbaijan
    841.8×
  52. 51BarrieOntario, Canada
    841.8×
  53. 53TemucoAraucania, Chile
    841.8×
  54. 53SalamancaGuanajuato, Mexico
    841.8×
  55. 55QuillotaValparaiso, Chile
    831.8×
  56. 56LansingMichigan, United States
    831.8×
  57. 57Islamabadlow-cost sensorsIslamabad, Pakistan
    831.7×
  58. 58OsornoLos Lagos Region, Chile
    831.7×
  59. 59La UniónLos Ríos Region, Chile
    821.7×
  60. 60Hacienda Santa FeJalisco, Mexico
    821.7×
  61. 61TalcahuanoBiobio, Chile
    811.7×
  62. 62KalamazooMichigan, United States
    811.7×
  63. 63Red DeerAlberta, Canada
    811.7×
  64. 64Santa Anita - Los FicusLima region, Peru
    801.7×
  65. 65Puerto MonttLos Lagos Region, Chile
    801.6×
  66. 65CuranilahueBiobio, Chile
    801.6×
  67. 67ChillánÑuble, Chile
    801.6×
  68. 68PristinaPristina, Kosovo
    801.6×
  69. 68GuangzhouGuangdong, China
    801.6×
  70. 68WarrenOhio, United States
    801.6×
  71. 71CoronelBiobio, Chile
    791.6×
  72. 71MilwaukeeWisconsin, United States
    791.6×
  73. 73TalcaMaule Region, Chile
    791.6×
  74. 74AkronOhio, United States
    781.6×
  75. 75HualquiBiobio, Chile
    771.5×
  76. 75McKeesportPennsylvania, United States
    771.5×
  77. 77Viña del MarValparaiso, Chile
    771.5×
  78. 77CopiapóAtacama, Chile
    771.5×
  79. 79Grand RapidsMichigan, United States
    761.5×
  80. 80Bang Bo DistrictSamut Prakan, Thailand
    761.5×
  81. 80TexarkanaTexas, United States
    761.5×
  82. 80LondonOntario, Canada
    761.5×
  83. 80San Pedro de la PazBiobio, Chile
    761.5×
  84. 84TocopillaAntofagasta, Chile
    761.5×
  85. 84DetroitMichigan, United States
    761.5×
  86. 86St. ThomasOntario, Canada
    761.5×
  87. 87QuinteroValparaiso, Chile
    751.5×
  88. 87South MilwaukeeWisconsin, United States
    751.5×
  89. 89SalorTashkent Region, Uzbekistan
    751.5×
  90. 89Nong KhaemBangkok, Thailand
    751.5×
  91. 89FlintMichigan, United States
    751.5×
  92. 92Grande PrairieAlberta, Canada
    751.5×
  93. 93DearbornMichigan, United States
    751.5×
  94. 94AppletonWisconsin, United States
    741.4×
  95. 95Nakhon PathomNakhon Pathom, Thailand
    741.4×
  96. 95UžiceCentral Serbia, Serbia
    741.4×
  97. 97LimaLima Province, Peru
    741.4×
  98. 97CantonOhio, United States
    741.4×
  99. 97PittsburghPennsylvania, United States
    741.4×
  100. 100MiddelburgMpumalanga, South Africa
    741.4×
  101. 100BangkokBangkok, Thailand
    741.4×
  102. 102CoquimboCoquimbo Region, Chile
    741.4×
  103. 102NewarkDelaware, United States
    741.4×
  104. 102YpsilantiMichigan, United States
    741.4×
  105. 105GuanajuatoGuanajuato, Mexico
    741.4×
  106. 105JenisonMichigan, United States
    741.4×
  107. 105TaylorMichigan, United States
    741.4×
  108. 108MedinaOhio, United States
    731.4×
  109. 109ChathamOntario, Canada
    731.4×
  110. 110Karachilow-cost sensorsSindh, Pakistan
    731.4×
  111. 110Khlong LuangPathum Thani, Thailand
    731.4×
  112. 112LazarevacCentral Serbia, Serbia
    731.4×
  113. 113YoungstownOhio, United States
    731.4×
  114. 114Phra PradaengSamut Prakan, Thailand
    721.4×
  115. 115ConcónValparaiso, Chile
    721.4×
  116. 115AricaArica y Parinacota Region, Chile
    721.4×
  117. 117ValdiviaLos Ríos Region, Chile
    721.4×
  118. 117JeffersonvilleIndiana, United States
    721.4×
  119. 117SteubenvilleOhio, United States
    721.4×
  120. 120Alto HospicioTarapacá, Chile
    721.4×
  121. 120CalgaryAlberta, Canada
    721.4×
  122. 122Samut SakhonSamut Sakhon, Thailand
    721.3×
  123. 123MiddletownOhio, United States
    711.3×
  124. 123KitchenerOntario, Canada
    711.3×
  125. 125VigoGalicia, Spain
    711.3×
  126. 125West MifflinPennsylvania, United States
    711.3×
  127. 125LethbridgeAlberta, Canada
    711.3×
  128. 128St. AlbertAlberta, Canada
    711.3×
  129. 129AthensAttica, Greece
    701.3×
  130. 129Addis AbabaAddis Ababa, Ethiopia
    701.3×
  131. 129Ecatepec de MorelosMéxico, Mexico
    701.3×
  132. 129NorwoodOhio, United States
    701.3×
  133. 133ClevelandOhio, United States
    701.3×
  134. 133Weirton HeightsWest Virginia, United States
    701.3×
  135. 135San CarlosÑuble, Chile
    701.3×
  136. 135WilmingtonDelaware, United States
    701.3×
  137. 137BeijingBeijing, China
    701.3×
  138. 137Silao de la VictoriaGuanajuato, Mexico
    701.3×
  139. 139Los ÁngelesBiobio, Chile
    691.3×
  140. 139IndianapolisIndiana, United States
    691.3×
  141. 141Mueang NonthaburiNonthaburi, Thailand
    691.2×
  142. 141Mexico CityMexico City, Mexico
    691.2×
  143. 141CalamaAntofagasta, Chile
    691.2×
  144. 144Fort-de-FranceMartinique, Martinique
    691.2×
  145. 145Ulu BedokSingapore
    691.2×
  146. 145VictoriaCentral and Western, Hong Kong
    691.2×
  147. 147Wan ChaiWan Chai, Hong Kong
    681.2×
  148. 147La SerenaCoquimbo Region, Chile
    681.2×
  149. 149ChiguayanteBiobio, Chile
    681.2×
  150. 149St. LouisMissouri, United States
    681.2×
  151. 151Bang KapiBangkok, Thailand
    681.2×
  152. 151LouisvilleKentucky, United States
    681.2×
  153. 151BensalemPennsylvania, United States
    681.2×
  154. 151State CollegePennsylvania, United States
    681.2×
  155. 155DublinOhio, United States
    681.2×
  156. 155WaukeshaWisconsin, United States
    681.2×
  157. 157JeffersontownKentucky, United States
    681.2×
  158. 157Calumet CityIllinois, United States
    681.2×
  159. 157BanningCalifornia, United States
    681.2×
  160. 160AntananarivoAnalamanga, Madagascar
    671.2×
  161. 160GainesvilleGeorgia, United States
    671.2×
  162. 160Saint MatthewsKentucky, United States
    671.2×
  163. 160RedfordMichigan, United States
    671.2×
  164. 164New AlbanyIndiana, United States
    671.2×
  165. 164YorkPennsylvania, United States
    671.2×
  166. 166HobbsNew Mexico, United States
    671.2×
  167. 167AcharnésAttica, Greece
    661.2×
  168. 168A CoruñaGalicia, Spain
    661.2×
  169. 169Samut PrakanSamut Prakan, Thailand
    661.1×
  170. 170HernandoMississippi, United States
    661.1×
  171. 170BrantfordOntario, Canada
    661.1×
  172. 172AshgabatAshgabat, Turkmenistan
    661.1×
  173. 172BogotáBogota D.C., Colombia
    661.1×
  174. 172AthensGeorgia, United States
    661.1×
  175. 172SpringfieldVirginia, United States
    661.1×
  176. 172EwingNew Jersey, United States
    661.1×
  177. 172AirdrieAlberta, Canada
    661.1×
  178. 172SaguenayQuebec, Canada
    661.1×
  179. 179GijónAsturias, Spain
    661.1×
  180. 179Le RobertMartinique, Martinique
    661.1×
  181. 179LebanonPennsylvania, United States
    661.1×
  182. 182Le LamentinMartinique, Martinique
    651.1×
  183. 182LotaBiobio, Chile
    651.1×
  184. 182CincinnatiOhio, United States
    651.1×
  185. 182Rose HillVirginia, United States
    651.1×
  186. 182AltoonaPennsylvania, United States
    651.1×
  187. 182JohnstownPennsylvania, United States
    651.1×
  188. 188SpartanburgSouth Carolina, United States
    651.1×
  189. 189AshlandKentucky, United States
    651.1×
  190. 189Valley StationKentucky, United States
    651.1×
  191. 189Winston-SalemNorth Carolina, United States
    651.1×
  192. 189PhiladelphiaPennsylvania, United States
    651.1×
  193. 193SulphurLouisiana, United States
    651.1×
  194. 194AugustaGeorgia, United States
    651.1×
  195. 194HarrisburgPennsylvania, United States
    651.1×
  196. 194ParadiseCalifornia, United States
    651.1×
  197. 197ČačakCentral Serbia, Serbia
    641.1×
  198. 197BirminghamAlabama, United States
    641.1×
  199. 197EvansvilleIndiana, United States
    641.1×
  200. 200NarónGalicia, Spain
    641.1×

Top 200 of 1,485 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

Use this board

SmogRank, most polluted cities, PM2.5, June 3, 2023, smogrank.com/history/2023-06-03 (accessed 2 Oct 2026).

Download top 10 (PNG)

You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.