SmogRank / History / July 15, 2023

Most polluted cities on July 15, 2023

718 cities ranked by their average PM2.5 over the day; the worst was Dushanbe, Tajikistan, at 243.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during July 15, 2023. All episodes.

← Dushanbe 243.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for July 15, 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. 1DushanbeDushanbe, Tajikistan
    33616.2×
  2. 2EdmontonAlberta, Canada
    27713.5×
  3. 3Swift CurrentSaskatchewan, Canada
    23410.6×
  4. 4Fort McMurrayAlberta, Canada
    2209.6×
  5. 5St. AlbertAlberta, Canada
    1917.5×
  6. 6Grande PrairieAlberta, Canada
    1796.3×
  7. 7Red DeerAlberta, Canada
    1776.1×
  8. 8Fort St. JohnBritish Columbia, Canada
    1705.5×
  9. 9KamloopsBritish Columbia, Canada
    1665.1×
  10. 10BrookingsSouth Dakota, United States
    1624.8×
  11. 11Medicine HatAlberta, Canada
    1624.7×
  12. 12Sioux FallsSouth Dakota, United States
    1574.2×
  13. 13Lahorelow-cost sensorsPunjab, Pakistan
    1574.2×
  14. 14BurnsvilleMinnesota, United States
    1433.5×
  15. 15Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1383.4×
  16. 15ShakopeeMinnesota, United States
    1383.4×
  17. 17CalgaryAlberta, Canada
    1363.3×
  18. 18WatertownSouth Dakota, United States
    1353.3×
  19. 19IndioCalifornia, United States
    1343.3×
  20. 20Apple ValleyMinnesota, United States
    1323.2×
  21. 21Eau ClaireWisconsin, United States
    1303.1×
  22. 21Rapid CitySouth Dakota, United States
    1303.1×
  23. 23LethbridgeAlberta, Canada
    1293.1×
  24. 24AnkenyIowa, United States
    1283.1×
  25. 24SaskatoonSaskatchewan, Canada
    1283.1×
  26. 26RochesterMinnesota, United States
    1263.1×
  27. 27Great FallsMontana, United States
    1243.0×
  28. 28Des MoinesIowa, United States
    1233.0×
  29. 29Saint PaulMinnesota, United States
    1202.9×
  30. 30BanningCalifornia, United States
    1192.8×
  31. 31AirdrieAlberta, Canada
    1142.7×
  32. 32TlaquepaqueJalisco, Mexico
    1142.7×
  33. 33Saint MichaelMinnesota, United States
    1112.6×
  34. 34Addis AbabaAddis Ababa, Ethiopia
    1092.6×
  35. 35PristinaPristina, Kosovo
    1072.5×
  36. 36BillingsMontana, United States
    1062.5×
  37. 37AberdeenSouth Dakota, United States
    1062.5×
  38. 38Iowa CityIowa, United States
    1052.5×
  39. 38Saint CloudMinnesota, United States
    1052.5×
  40. 40WaterlooIowa, United States
    1042.4×
  41. 41Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1022.4×
  42. 42GilletteWyoming, United States
    1012.4×
  43. 43SarajevoFederation of B&H, Bosnia and Herzegovina
    1002.3×
  44. 44MolineIllinois, United States
    992.3×
  45. 44CranbrookBritish Columbia, Canada
    992.3×
  46. 46DavenportIowa, United States
    992.3×
  47. 47La CrosseWisconsin, United States
    982.3×
  48. 48VernonBritish Columbia, Canada
    962.2×
  49. 49ReginaSaskatchewan, Canada
    952.2×
  50. 50AppletonWisconsin, United States
    942.1×
  51. 51MilwaukeeWisconsin, United States
    932.1×
  52. 52WaukeshaWisconsin, United States
    922.1×
  53. 53BellevueNebraska, United States
    912.0×
  54. 54Karachilow-cost sensorsSindh, Pakistan
    902.0×
  55. 55OmahaNebraska, United States
    892.0×
  56. 56Green BayWisconsin, United States
    892.0×
  57. 57BlaineMinnesota, United States
    892.0×
  58. 58MadisonWisconsin, United States
    881.9×
  59. 59MuscatineIowa, United States
    881.9×
  60. 60West FargoNorth Dakota, United States
    881.9×
  61. 61Islamabadlow-cost sensorsIslamabad, Pakistan
    871.9×
  62. 62Dhakalow-cost sensorsDhaka Division, Bangladesh
    851.8×
  63. 63South MilwaukeeWisconsin, United States
    851.8×
  64. 64DelhiDelhi, India
    831.8×
  65. 65RockfordIllinois, United States
    821.7×
  66. 66LincolnNebraska, United States
    811.7×
  67. 67HelenaMontana, United States
    801.6×
  68. 68Bang Bo DistrictSamut Prakan, Thailand
    781.6×
  69. 69EdinburgTexas, United States
    781.6×
  70. 70HoustonTexas, United States
    781.6×
  71. 71SalorTashkent Region, Uzbekistan
    771.5×
  72. 72ChennaiTamil Nadu, India
    771.5×
  73. 73Port ArthurTexas, United States
    761.5×
  74. 74AlgiersAlgiers, Algeria
    751.5×
  75. 75Corpus ChristiTexas, United States
    751.5×
  76. 75GalvestonTexas, United States
    751.5×
  77. 75Grand IslandNebraska, United States
    751.5×
  78. 78Missouri CityTexas, United States
    751.5×
  79. 79CelayaGuanajuato, Mexico
    751.5×
  80. 79Mission BendTexas, United States
    751.5×
  81. 79Franklin ParkIllinois, United States
    751.5×
  82. 82Samut SakhonSamut Sakhon, Thailand
    741.4×
  83. 83BaytownTexas, United States
    741.4×
  84. 84NapervilleIllinois, United States
    741.4×
  85. 85CaryIllinois, United States
    731.4×
  86. 86PasadenaTexas, United States
    721.4×
  87. 87Phra PradaengSamut Prakan, Thailand
    721.4×
  88. 87ConroeTexas, United States
    721.4×
  89. 87JolietIllinois, United States
    721.4×
  90. 90LaredoTexas, United States
    711.3×
  91. 90Live OakTexas, United States
    711.3×
  92. 92La PorteTexas, United States
    711.3×
  93. 93Saint JosephMissouri, United States
    711.3×
  94. 93AustinTexas, United States
    711.3×
  95. 95SpringfieldIllinois, United States
    711.3×
  96. 96São PauloSão Paulo, Brazil
    701.3×
  97. 96ShreveportLouisiana, United States
    701.3×
  98. 98Des PlainesIllinois, United States
    701.3×
  99. 99College StationTexas, United States
    701.3×
  100. 100Kansas CityKansas, United States
    691.2×
  101. 100San AntonioTexas, United States
    691.2×
  102. 102Abujalow-cost sensorsFCT, Nigeria
    691.2×
  103. 103NorthbrookIllinois, United States
    691.2×
  104. 104BloomingtonIllinois, United States
    681.2×
  105. 104Los AngelesCalifornia, United States
    681.2×
  106. 106SalamancaGuanajuato, Mexico
    681.2×
  107. 107SulphurLouisiana, United States
    681.2×
  108. 108RiversideCalifornia, United States
    681.2×
  109. 109Samut PrakanSamut Prakan, Thailand
    671.2×
  110. 110TexarkanaTexas, United States
    671.2×
  111. 111Jurupa ValleyCalifornia, United States
    671.2×
  112. 111Hacienda Santa FeJalisco, Mexico
    671.2×
  113. 113CatañoCataño, Puerto Rico
    671.2×
  114. 114Mexico CityMexico City, Mexico
    671.2×
  115. 115Baton RougeLouisiana, United States
    661.2×
  116. 116SuperiorWisconsin, United States
    661.2×
  117. 117Calumet CityIllinois, United States
    661.1×
  118. 117DuluthMinnesota, United States
    661.1×
  119. 117FontanaCalifornia, United States
    661.1×
  120. 120VisaliaCalifornia, United States
    661.1×
  121. 121León de los AldamaGuanajuato, Mexico
    661.1×
  122. 122DallasTexas, United States
    651.1×
  123. 123Kathmandulow-cost sensorsBagmati Province, Nepal
    651.1×
  124. 123IrapuatoGuanajuato, Mexico
    651.1×
  125. 125OlatheKansas, United States
    641.1×
  126. 126MidwayFlorida, United States
    641.1×
  127. 127BangkokBangkok, Thailand
    641.1×
  128. 127DecaturIllinois, United States
    641.1×
  129. 129Ciudad JuárezChihuahua, Mexico
    641.1×
  130. 130Khlong LuangPathum Thani, Thailand
    631.1×
  131. 131LibertyMissouri, United States
    631.0×
  132. 131BakersfieldCalifornia, United States
    631.0×
  133. 131ButteMontana, United States
    631.0×
  134. 131Sault Ste. MarieOntario, Canada
    631.0×
  135. 135Santa ClaritaCalifornia, United States
    631.0×
  136. 136Mueang NonthaburiNonthaburi, Thailand
    631.0×
  137. 137HyderabadTelangana, India
    631.0×
  138. 137Lagoslow-cost sensorsLagos, Nigeria
    631.0×
  139. 137San Luis de la PazGuanajuato, Mexico
    631.0×
  140. 140PortervilleCalifornia, United States
    631.0×
  141. 140VictorvilleCalifornia, United States
    631.0×
  142. 142East LakeFlorida, United States
    621.0×
  143. 142GlendoraCalifornia, United States
    621.0×
  144. 144Kansas CityMissouri, United States
    621.0×
  145. 145West MifflinPennsylvania, United States
    621.0×
  146. 146Tha BoNong Khai, Thailand
    611.0×
  147. 146San Miguel de AllendeGuanajuato, Mexico
    611.0×
  148. 148TijuanaBaja California, Mexico
    611.0×
  149. 148TopekaKansas, United States
    611.0×
  150. 148CorsicanaTexas, United States
    611.0×
  151. 148Fort WorthTexas, United States
    611.0×
  152. 148HanfordCalifornia, United States
    611.0×
  153. 153HattiesburgMississippi, United States
    610.9×
  154. 154FresnoCalifornia, United States
    600.9×
  155. 155DentonTexas, United States
    600.9×
  156. 155BurbankCalifornia, United States
    600.9×
  157. 157KolkataWest Bengal, India
    600.9×
  158. 157East ChicagoIndiana, United States
    600.9×
  159. 159El CentroCalifornia, United States
    600.9×
  160. 160FairhopeAlabama, United States
    590.9×
  161. 160New OrleansLouisiana, United States
    590.9×
  162. 162ChicagoIllinois, United States
    590.9×
  163. 163BakuBaki, Azerbaijan
    590.9×
  164. 163GulfportMississippi, United States
    590.9×
  165. 163ComptonCalifornia, United States
    590.9×
  166. 166SaginawTexas, United States
    590.9×
  167. 167PascagoulaMississippi, United States
    590.9×
  168. 168AstanaAstana, Kazakhstan
    580.9×
  169. 168Bang KapiBangkok, Thailand
    580.9×
  170. 170AntananarivoAnalamanga, Madagascar
    580.9×
  171. 170GuanajuatoGuanajuato, Mexico
    580.9×
  172. 170TampaFlorida, United States
    580.9×
  173. 170HammondIndiana, United States
    580.9×
  174. 170HollandMichigan, United States
    580.9×
  175. 170BozemanMontana, United States
    580.9×
  176. 176Nakhon PathomNakhon Pathom, Thailand
    580.8×
  177. 176BridgeportConnecticut, United States
    580.8×
  178. 178AmmanAmman, Jordan
    570.8×
  179. 178AbasoloGuanajuato, Mexico
    570.8×
  180. 178El CajonCalifornia, United States
    570.8×
  181. 181White PlainsNew York, United States
    570.8×
  182. 182Banja LukaSrpska, Bosnia and Herzegovina
    570.8×
  183. 182ElizabethNew Jersey, United States
    570.8×
  184. 184PrichardAlabama, United States
    570.8×
  185. 184RaymoreMissouri, United States
    570.8×
  186. 184ClovisCalifornia, United States
    570.8×
  187. 187Ferry PassFlorida, United States
    560.8×
  188. 188St. LouisMissouri, United States
    560.8×
  189. 189East Saint LouisIllinois, United States
    560.8×
  190. 189AlbuquerqueNew Mexico, United States
    560.8×
  191. 191Greater SudburyOntario, Canada
    560.8×
  192. 192Lake ElsinoreCalifornia, United States
    560.8×
  193. 193SaguenayQuebec, Canada
    550.8×
  194. 194Botevgradlow-cost sensorsSofia, Bulgaria
    550.8×
  195. 194Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    550.8×
  196. 194MaderaCalifornia, United States
    550.8×
  197. 197Safety HarborFlorida, United States
    550.8×
  198. 197TurlockCalifornia, United States
    550.8×
  199. 199University CityMissouri, United States
    550.7×
  200. 199Inglewoodlow-cost sensorsCalifornia, United States
    550.7×

Top 200 of 718 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, July 15, 2023, smogrank.com/history/2023-07-15 (accessed 2 Oct 2026).

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