SmogRank / History / June 5, 2023

Most polluted cities on June 5, 2023

1,560 cities ranked by their average PM2.5 over the day; the worst was San Carlos, Chile, at 118.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 5, 2023. All episodes.

← San Carlos 118.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for June 5, 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. 1San CarlosÑuble, Chile
    1957.9×
  2. 2NacimientoBiobio, Chile
    1907.4×
  3. 3ChillánÑuble, Chile
    1806.5×
  4. 4BrakpanGauteng, South Africa
    1776.2×
  5. 5Los ÁngelesBiobio, Chile
    1776.2×
  6. 6TemucoAraucania, Chile
    1745.9×
  7. 7EtwatwaGauteng, South Africa
    1735.8×
  8. 8HualpénBiobio, Chile
    1715.6×
  9. 9CoyhaiqueAysén, Chile
    1715.6×
  10. 10LinaresMaule Region, Chile
    1675.2×
  11. 11BloemfonteinFree State, South Africa
    1675.2×
  12. 12Dhakalow-cost sensorsDhaka Division, Bangladesh
    1655.0×
  13. 13PeterboroughOntario, Canada
    1624.8×
  14. 14Eau ClaireWisconsin, United States
    1604.5×
  15. 15OsornoLos Lagos Region, Chile
    1554.0×
  16. 16La CrosseWisconsin, United States
    1533.9×
  17. 17TlaquepaqueJalisco, Mexico
    1533.8×
  18. 18TalcahuanoBiobio, Chile
    1503.7×
  19. 19SantiagoSantiago Metropolitan, Chile
    1493.7×
  20. 20ToméBiobio, Chile
    1443.5×
  21. 20RancaguaO'Higgins Region, Chile
    1443.5×
  22. 22CoronelBiobio, Chile
    1383.4×
  23. 23BellevilleOntario, Canada
    1373.3×
  24. 24Lahorelow-cost sensorsPunjab, Pakistan
    1353.3×
  25. 25TalcaMaule Region, Chile
    1353.3×
  26. 26OttawaOntario, Canada
    1343.3×
  27. 27TalaganteSantiago Metropolitan, Chile
    1343.3×
  28. 28CuranilahueBiobio, Chile
    1343.2×
  29. 29Rouyn-NorandaQuebec, Canada
    1333.2×
  30. 30ThembisaGauteng, South Africa
    1323.2×
  31. 31AppletonWisconsin, United States
    1323.2×
  32. 32CuricóMaule Region, Chile
    1283.1×
  33. 33KolkataWest Bengal, India
    1283.1×
  34. 34BurgosCastille and León, Spain
    1283.1×
  35. 35CauquenesMaule Region, Chile
    1263.0×
  36. 36BritsNorth West, South Africa
    1233.0×
  37. 37DuluthMinnesota, United States
    1192.9×
  38. 38RochesterMinnesota, United States
    1172.8×
  39. 39HualquiBiobio, Chile
    1172.8×
  40. 40BaghdadBaghdad, Iraq
    1162.8×
  41. 41SuperiorWisconsin, United States
    1152.7×
  42. 42Sault Ste. MarieOntario, Canada
    1132.7×
  43. 43Kathmandulow-cost sensorsBagmati Province, Nepal
    1122.7×
  44. 44BuffaloNew York, United States
    1122.7×
  45. 45Green BayWisconsin, United States
    1092.6×
  46. 46QuillotaValparaiso, Chile
    1072.5×
  47. 47Puerto AysénAysén, Chile
    1062.5×
  48. 48RengoO'Higgins Region, Chile
    1052.5×
  49. 49HanoiHanoi, Vietnam
    1042.5×
  50. 50San Pedro de la PazBiobio, Chile
    1042.5×
  51. 51Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1042.4×
  52. 51Puente AltoSantiago Metropolitan, Chile
    1042.4×
  53. 53ConcepciónBiobio, Chile
    1032.4×
  54. 54ChennaiTamil Nadu, India
    1012.4×
  55. 55WaterlooIowa, United States
    1002.4×
  56. 56LondonOntario, Canada
    982.3×
  57. 57ChiguayanteBiobio, Chile
    982.3×
  58. 58Şabāḩ as SālimMubārak al Kabīr, Kuwait
    972.3×
  59. 59JohannesburgGauteng, South Africa
    972.3×
  60. 60KitchenerOntario, Canada
    962.2×
  61. 61AndersonIndiana, United States
    952.2×
  62. 62Lincoln ParkMichigan, United States
    952.2×
  63. 62BrantfordOntario, Canada
    952.2×
  64. 64La UniónLos Ríos Region, Chile
    952.2×
  65. 65RochesterNew York, United States
    952.2×
  66. 66DaytonOhio, United States
    942.2×
  67. 67SpringfieldOhio, United States
    942.1×
  68. 68QuinteroValparaiso, Chile
    932.1×
  69. 68MadisonWisconsin, United States
    932.1×
  70. 70AntofagastaAntofagasta, Chile
    932.1×
  71. 71KenmoreNew York, United States
    922.1×
  72. 72IndianapolisIndiana, United States
    922.1×
  73. 72BurnsvilleMinnesota, United States
    922.1×
  74. 72MilwaukeeWisconsin, United States
    922.1×
  75. 75MiddletownOhio, United States
    912.1×
  76. 76CheektowagaNew York, United States
    912.0×
  77. 77Apple ValleyMinnesota, United States
    902.0×
  78. 77KingstonOntario, Canada
    902.0×
  79. 77St. CatharinesOntario, Canada
    902.0×
  80. 80KigaliKigali, Rwanda
    892.0×
  81. 80CoquimboCoquimbo Region, Chile
    892.0×
  82. 82DublinOhio, United States
    881.9×
  83. 82South MilwaukeeWisconsin, United States
    881.9×
  84. 84DushanbeDushanbe, Tajikistan
    881.9×
  85. 85SpringdaleArkansas, United States
    881.9×
  86. 86YpsilantiMichigan, United States
    871.9×
  87. 87BeijingBeijing, China
    871.9×
  88. 87LotaBiobio, Chile
    871.9×
  89. 89MinneapolisMinnesota, United States
    871.9×
  90. 90ConcónValparaiso, Chile
    871.9×
  91. 90AnkenyIowa, United States
    871.9×
  92. 92PristinaPristina, Kosovo
    861.9×
  93. 92ShakopeeMinnesota, United States
    861.9×
  94. 92St. ThomasOntario, Canada
    861.9×
  95. 95HamiltonOntario, Canada
    861.8×
  96. 96JeddahMecca Region, Saudi Arabia
    851.8×
  97. 96BrawleyCalifornia, United States
    851.8×
  98. 96Santa Anita - Los FicusLima region, Peru
    851.8×
  99. 99Des MoinesIowa, United States
    851.8×
  100. 99DearbornMichigan, United States
    851.8×
  101. 101LimaLima Province, Peru
    851.8×
  102. 102Puerto VarasLos Lagos Region, Chile
    841.8×
  103. 103Islamabadlow-cost sensorsIslamabad, Pakistan
    841.8×
  104. 104Viña del MarValparaiso, Chile
    841.8×
  105. 105KokomoIndiana, United States
    841.8×
  106. 106WaukeshaWisconsin, United States
    831.8×
  107. 107Saint PaulMinnesota, United States
    831.8×
  108. 108CopiapóAtacama, Chile
    831.8×
  109. 109PaducahKentucky, United States
    831.7×
  110. 109Greater SudburyOntario, Canada
    831.7×
  111. 111DetroitMichigan, United States
    821.7×
  112. 112StilfonteinNorth West, South Africa
    821.7×
  113. 112Puerto MonttLos Lagos Region, Chile
    821.7×
  114. 114Valley StationKentucky, United States
    821.7×
  115. 115São PauloSão Paulo, Brazil
    821.7×
  116. 115ElizabethtownKentucky, United States
    821.7×
  117. 117Mexico CityMexico City, Mexico
    811.7×
  118. 117EriePennsylvania, United States
    811.7×
  119. 119GuangzhouGuangdong, China
    811.7×
  120. 120SalamancaGuanajuato, Mexico
    811.7×
  121. 121TocopillaAntofagasta, Chile
    811.7×
  122. 122NorwoodOhio, United States
    801.7×
  123. 123CelayaGuanajuato, Mexico
    801.7×
  124. 123ClevelandOhio, United States
    801.7×
  125. 125SyracuseNew York, United States
    801.6×
  126. 126Ecatepec de MorelosMéxico, Mexico
    801.6×
  127. 126East Saint LouisIllinois, United States
    801.6×
  128. 128DecaturIllinois, United States
    801.6×
  129. 129Fort-de-FranceMartinique, Martinique
    791.6×
  130. 130St. LouisMissouri, United States
    781.6×
  131. 131LafayetteIndiana, United States
    781.6×
  132. 131North BayOntario, Canada
    781.6×
  133. 133La SerenaCoquimbo Region, Chile
    771.6×
  134. 133ChathamOntario, Canada
    771.6×
  135. 135UticaNew York, United States
    771.5×
  136. 135LimaOhio, United States
    771.5×
  137. 137TaylorMichigan, United States
    771.5×
  138. 138Iowa CityIowa, United States
    771.5×
  139. 138BarrieOntario, Canada
    771.5×
  140. 140BakuBaki, Azerbaijan
    771.5×
  141. 140TokozaGauteng, South Africa
    771.5×
  142. 140Terre HauteIndiana, United States
    771.5×
  143. 143AkronOhio, United States
    761.5×
  144. 144Alto HospicioTarapacá, Chile
    761.5×
  145. 144Grand RapidsMichigan, United States
    761.5×
  146. 144CantonOhio, United States
    761.5×
  147. 147HernandoMississippi, United States
    761.5×
  148. 147Bay CityMichigan, United States
    761.5×
  149. 149JeffersonvilleIndiana, United States
    751.5×
  150. 150TexarkanaTexas, United States
    751.5×
  151. 151Ga-RankuwaNorth West, South Africa
    751.5×
  152. 151LansingMichigan, United States
    751.5×
  153. 153LebanonOhio, United States
    741.4×
  154. 153Saint MichaelMinnesota, United States
    741.4×
  155. 155OwensboroKentucky, United States
    741.4×
  156. 156HendersonvilleTennessee, United States
    741.4×
  157. 156JenisonMichigan, United States
    741.4×
  158. 158WarrenOhio, United States
    741.4×
  159. 159Le LamentinMartinique, Martinique
    731.4×
  160. 159Saint CloudMinnesota, United States
    731.4×
  161. 161LouisvilleKentucky, United States
    731.4×
  162. 161MedinaOhio, United States
    731.4×
  163. 163ShawiniganQuebec, Canada
    731.4×
  164. 164Weirton HeightsWest Virginia, United States
    731.4×
  165. 165SasolburgFree State, South Africa
    731.4×
  166. 165AntananarivoAnalamanga, Madagascar
    731.4×
  167. 165JeffersontownKentucky, United States
    731.4×
  168. 165ClarksvilleTennessee, United States
    731.4×
  169. 165KalamazooMichigan, United States
    731.4×
  170. 170Ban HouakhouaBokeo, Laos
    721.4×
  171. 170Calumet CityIllinois, United States
    721.4×
  172. 170SteubenvilleOhio, United States
    721.4×
  173. 173AricaArica y Parinacota Region, Chile
    721.4×
  174. 173AshlandKentucky, United States
    721.4×
  175. 175Port HuronMichigan, United States
    721.4×
  176. 176ThabazimbiLimpopo, South Africa
    721.4×
  177. 176YoungstownOhio, United States
    721.4×
  178. 178Mae SaiChiang Rai, Thailand
    721.3×
  179. 179Fort ThomasKentucky, United States
    711.3×
  180. 179RedfordMichigan, United States
    711.3×
  181. 181Laudio / LlodioBasque Country, Spain
    711.3×
  182. 181Little RockArkansas, United States
    711.3×
  183. 183YalaYala, Thailand
    711.3×
  184. 183Saint MatthewsKentucky, United States
    711.3×
  185. 183BurlingtonVermont, United States
    711.3×
  186. 186NanNan, Thailand
    711.3×
  187. 186Le RobertMartinique, Martinique
    711.3×
  188. 186Des PlainesIllinois, United States
    711.3×
  189. 186FlintMichigan, United States
    711.3×
  190. 190West MemphisArkansas, United States
    711.3×
  191. 191HammondIndiana, United States
    711.3×
  192. 191GahannaOhio, United States
    711.3×
  193. 191ToledoOhio, United States
    711.3×
  194. 194IndioCalifornia, United States
    701.3×
  195. 195HumennéPrešov Region, Slovakia
    701.3×
  196. 195MasonOhio, United States
    701.3×
  197. 197ShenyangLiaoning, China
    701.3×
  198. 198UttaraditUttaradit, Thailand
    701.3×
  199. 198GainesvilleGeorgia, United States
    701.3×
  200. 198Kansas CityKansas, United States
    701.3×

Top 200 of 1,560 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 5, 2023, smogrank.com/history/2023-06-05 (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.