SmogRank / History / June 27, 2023

Most polluted cities on June 27, 2023

1,507 cities ranked by their average PM2.5 over the day; the worst was Rouyn-Noranda, Canada, at 219.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 27, 2023. All episodes.

← Rouyn-Noranda 219.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for June 27, 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
    29414.6×
  2. 2WaukeshaWisconsin, United States
    26612.7×
  3. 3South MilwaukeeWisconsin, United States
    24711.5×
  4. 4MilwaukeeWisconsin, United States
    24211.1×
  5. 5NapervilleIllinois, United States
    22910.3×
  6. 6CaryIllinois, United States
    2249.9×
  7. 7JenisonMichigan, United States
    2239.9×
  8. 7KalamazooMichigan, United States
    2239.9×
  9. 7Sault Ste. MarieOntario, Canada
    2239.9×
  10. 10South BendIndiana, United States
    2219.7×
  11. 11JolietIllinois, United States
    2199.6×
  12. 12Des PlainesIllinois, United States
    2189.5×
  13. 13Grand RapidsMichigan, United States
    2179.5×
  14. 14CoyhaiqueAysén, Chile
    2149.3×
  15. 15Calumet CityIllinois, United States
    2109.0×
  16. 16RockfordIllinois, United States
    2088.9×
  17. 17NorthbrookIllinois, United States
    2048.6×
  18. 17ZionIllinois, United States
    2048.6×
  19. 19HammondIndiana, United States
    2018.4×
  20. 20MadisonWisconsin, United States
    1988.2×
  21. 21DushanbeDushanbe, Tajikistan
    1988.1×
  22. 22East ChicagoIndiana, United States
    1978.1×
  23. 22Greater SudburyOntario, Canada
    1978.1×
  24. 24Iowa CityIowa, United States
    1957.9×
  25. 25Franklin ParkIllinois, United States
    1937.7×
  26. 26MolineIllinois, United States
    1937.7×
  27. 26ElkhartIndiana, United States
    1937.7×
  28. 28ClintonIowa, United States
    1907.4×
  29. 28BloomingtonIllinois, United States
    1907.4×
  30. 28KokomoIndiana, United States
    1907.4×
  31. 31LansingMichigan, United States
    1897.3×
  32. 32AndersonIndiana, United States
    1867.1×
  33. 32Bay CityMichigan, United States
    1867.1×
  34. 34SarniaOntario, Canada
    1867.0×
  35. 35Port HuronMichigan, United States
    1856.9×
  36. 36IndianapolisIndiana, United States
    1846.9×
  37. 36AppletonWisconsin, United States
    1846.9×
  38. 38DavenportIowa, United States
    1846.8×
  39. 38HollandMichigan, United States
    1846.8×
  40. 40DearbornMichigan, United States
    1826.6×
  41. 41GaryIndiana, United States
    1806.5×
  42. 42PortageIndiana, United States
    1796.4×
  43. 43Green BayWisconsin, United States
    1786.3×
  44. 44ChicagoIllinois, United States
    1766.1×
  45. 45MuscatineIowa, United States
    1756.0×
  46. 46TaylorMichigan, United States
    1755.9×
  47. 47FlintMichigan, United States
    1745.9×
  48. 48DecaturIllinois, United States
    1745.8×
  49. 49Lincoln ParkMichigan, United States
    1745.8×
  50. 50FishersIndiana, United States
    1735.8×
  51. 51LimaOhio, United States
    1725.7×
  52. 52ChathamOntario, Canada
    1715.6×
  53. 53ZapopanJalisco, Mexico
    1705.6×
  54. 54DetroitMichigan, United States
    1705.5×
  55. 55La CrosseWisconsin, United States
    1695.4×
  56. 56Oak LawnIllinois, United States
    1685.3×
  57. 57St. ThomasOntario, Canada
    1665.1×
  58. 58Eau ClaireWisconsin, United States
    1644.9×
  59. 59DaytonOhio, United States
    1634.9×
  60. 60SpringfieldOhio, United States
    1634.9×
  61. 61RedfordMichigan, United States
    1634.8×
  62. 62LondonOntario, Canada
    1624.8×
  63. 63Terre HauteIndiana, United States
    1604.5×
  64. 64MiddletownOhio, United States
    1584.4×
  65. 65DublinOhio, United States
    1584.4×
  66. 66SpringfieldIllinois, United States
    1564.2×
  67. 67NorwoodOhio, United States
    1544.0×
  68. 68Lahorelow-cost sensorsPunjab, Pakistan
    1544.0×
  69. 69WaterlooIowa, United States
    1533.9×
  70. 70CincinnatiOhio, United States
    1523.8×
  71. 71JakartaJakarta, Indonesia
    1513.7×
  72. 71MasonOhio, United States
    1513.7×
  73. 73BloomingtonIndiana, United States
    1503.7×
  74. 74LebanonOhio, United States
    1503.7×
  75. 75La UniónLos Ríos Region, Chile
    1493.7×
  76. 76KigaliKigali, Rwanda
    1463.6×
  77. 77Fort ThomasKentucky, United States
    1463.6×
  78. 78HualpénBiobio, Chile
    1453.6×
  79. 79DuluthMinnesota, United States
    1453.6×
  80. 80AnkenyIowa, United States
    1443.5×
  81. 81Victoria de DurangoDurango, Mexico
    1443.5×
  82. 82ClevelandOhio, United States
    1413.4×
  83. 83ToledoOhio, United States
    1383.4×
  84. 84Des MoinesIowa, United States
    1373.4×
  85. 85Saint PaulMinnesota, United States
    1373.3×
  86. 86GahannaOhio, United States
    1343.3×
  87. 87SuperiorWisconsin, United States
    1343.2×
  88. 88ColumbusIndiana, United States
    1323.2×
  89. 89Shaker HeightsOhio, United States
    1283.1×
  90. 90EriePennsylvania, United States
    1273.1×
  91. 91White OakOhio, United States
    1253.0×
  92. 92RochesterMinnesota, United States
    1233.0×
  93. 93ManamaManama, Bahrain
    1222.9×
  94. 94North BayOntario, Canada
    1212.9×
  95. 95MinneapolisMinnesota, United States
    1212.9×
  96. 96BurnsvilleMinnesota, United States
    1182.8×
  97. 97PainesvilleOhio, United States
    1172.8×
  98. 98MedinaOhio, United States
    1172.8×
  99. 99Addis AbabaAddis Ababa, Ethiopia
    1152.7×
  100. 100OsornoLos Lagos Region, Chile
    1142.7×
  101. 101KitchenerOntario, Canada
    1112.6×
  102. 102NacimientoBiobio, Chile
    1092.6×
  103. 103CuranilahueBiobio, Chile
    1082.5×
  104. 104Apple ValleyMinnesota, United States
    1072.5×
  105. 105TlaquepaqueJalisco, Mexico
    1062.5×
  106. 106Puerto MonttLos Lagos Region, Chile
    1052.5×
  107. 106AkronOhio, United States
    1052.5×
  108. 108BarrieOntario, Canada
    1012.4×
  109. 109CuricóMaule Region, Chile
    1002.3×
  110. 110NairobiNairobi County, Kenya
    992.3×
  111. 110Puerto VarasLos Lagos Region, Chile
    992.3×
  112. 110JeffersonvilleIndiana, United States
    992.3×
  113. 113Puerto AysénAysén, Chile
    992.3×
  114. 114RengoO'Higgins Region, Chile
    992.3×
  115. 115CantonOhio, United States
    982.3×
  116. 116AshlandKentucky, United States
    972.3×
  117. 117WarrenOhio, United States
    972.3×
  118. 118OwensboroKentucky, United States
    972.2×
  119. 119EvansvilleIndiana, United States
    972.2×
  120. 120Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    962.2×
  121. 121EdmontonAlberta, Canada
    952.2×
  122. 122ShenyangLiaoning, China
    942.1×
  123. 123AntananarivoAnalamanga, Madagascar
    932.1×
  124. 124JeffersontownKentucky, United States
    932.1×
  125. 125BlaineMinnesota, United States
    922.1×
  126. 126St. LouisMissouri, United States
    922.1×
  127. 127West FargoNorth Dakota, United States
    912.1×
  128. 128LouisvilleKentucky, United States
    912.0×
  129. 129ShakopeeMinnesota, United States
    912.0×
  130. 130DelhiDelhi, India
    912.0×
  131. 130TemucoAraucania, Chile
    912.0×
  132. 132Saint MatthewsKentucky, United States
    902.0×
  133. 133PristinaPristina, Kosovo
    902.0×
  134. 133LimaLima Province, Peru
    902.0×
  135. 135HernandoMississippi, United States
    892.0×
  136. 135HermitagePennsylvania, United States
    892.0×
  137. 137East Saint LouisIllinois, United States
    892.0×
  138. 138CoronelBiobio, Chile
    881.9×
  139. 139HualquiBiobio, Chile
    881.9×
  140. 140Ciudad JuárezChihuahua, Mexico
    871.9×
  141. 141BrantfordOntario, Canada
    861.9×
  142. 142SarajevoFederation of B&H, Bosnia and Herzegovina
    861.8×
  143. 143YoungstownOhio, United States
    851.8×
  144. 144WatertownSouth Dakota, United States
    851.8×
  145. 145Sioux FallsSouth Dakota, United States
    841.8×
  146. 146GuadalajaraJalisco, Mexico
    841.8×
  147. 147RancaguaO'Higgins Region, Chile
    831.8×
  148. 147CauquenesMaule Region, Chile
    831.8×
  149. 149TalcahuanoBiobio, Chile
    831.7×
  150. 149SantiagoSantiago Metropolitan, Chile
    831.7×
  151. 151SalorTashkent Region, Uzbekistan
    831.7×
  152. 152Karachilow-cost sensorsSindh, Pakistan
    821.7×
  153. 152Saint MichaelMinnesota, United States
    821.7×
  154. 154Dhakalow-cost sensorsDhaka Division, Bangladesh
    821.7×
  155. 154Valley StationKentucky, United States
    821.7×
  156. 156SpringdaleArkansas, United States
    821.7×
  157. 157AberdeenSouth Dakota, United States
    811.7×
  158. 158ValdiviaLos Ríos Region, Chile
    811.7×
  159. 159BrookingsSouth Dakota, United States
    811.7×
  160. 160ChillánÑuble, Chile
    801.7×
  161. 161ChennaiTamil Nadu, India
    801.7×
  162. 162AricaArica y Parinacota Region, Chile
    801.6×
  163. 162Grande PrairieAlberta, Canada
    801.6×
  164. 164São PauloSão Paulo, Brazil
    801.6×
  165. 164LinaresMaule Region, Chile
    801.6×
  166. 164Lexington-FayetteKentucky, United States
    801.6×
  167. 167ElizabethtownKentucky, United States
    791.6×
  168. 168Islamabadlow-cost sensorsIslamabad, Pakistan
    791.6×
  169. 168SteubenvilleOhio, United States
    791.6×
  170. 170Puente AltoSantiago Metropolitan, Chile
    781.6×
  171. 171AntofagastaAntofagasta, Chile
    781.6×
  172. 172San Pedro de la PazBiobio, Chile
    781.6×
  173. 173QuillotaValparaiso, Chile
    781.6×
  174. 174BartlettTennessee, United States
    781.6×
  175. 175QuinteroValparaiso, Chile
    771.6×
  176. 175New AlbanyIndiana, United States
    771.6×
  177. 177BirminghamAlabama, United States
    771.5×
  178. 177Granite CityIllinois, United States
    771.5×
  179. 179Saint CloudMinnesota, United States
    771.5×
  180. 180OmahaNebraska, United States
    761.5×
  181. 180Weirton HeightsWest Virginia, United States
    761.5×
  182. 182BeijingBeijing, China
    761.5×
  183. 182IrapuatoGuanajuato, Mexico
    761.5×
  184. 184GuangzhouGuangdong, China
    761.5×
  185. 185Şabāḩ as SālimMubārak al Kabīr, Kuwait
    761.5×
  186. 185Little RockArkansas, United States
    761.5×
  187. 187San Luis PotosíSan Luis Potosí, Mexico
    751.5×
  188. 188ArrecifeCanary Islands, Spain
    751.5×
  189. 189TalaganteSantiago Metropolitan, Chile
    741.4×
  190. 189University CityMissouri, United States
    741.4×
  191. 191San Francisco TlalcilalcalpanMéxico, Mexico
    731.4×
  192. 192HanoiHanoi, Vietnam
    731.4×
  193. 193Los ÁngelesBiobio, Chile
    731.4×
  194. 194HyderabadTelangana, India
    721.4×
  195. 194CholulaPuebla, Mexico
    721.4×
  196. 194LemayMissouri, United States
    721.4×
  197. 197TalcaMaule Region, Chile
    721.4×
  198. 197CoquimboCoquimbo Region, Chile
    721.4×
  199. 199SalamancaGuanajuato, Mexico
    721.4×
  200. 200RoanokeVirginia, United States
    711.3×

Top 200 of 1,507 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 27, 2023, smogrank.com/history/2023-06-27 (accessed 2 Oct 2026).

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