SmogRank / History / September 10, 2023

Most polluted cities on September 10, 2023

1,822 cities ranked by their average PM2.5 over the day; the worst was Peshawar, Pakistan, at 74.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during September 10, 2023. All episodes.

← Peshawar 74.0 µg/m³ 70 µg/m³15 WHO 24-hour guideline
Every city ranked for September 10, 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. 1Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1644.9×
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    1463.6×
  3. 3Canvey IslandEngland, United Kingdom
    1443.5×
  4. 4HanoiHanoi, Vietnam
    1443.5×
  5. 5AlexandriaAlexandria, Egypt
    1343.3×
  6. 6DushanbeDushanbe, Tajikistan
    1283.1×
  7. 7CoyhaiqueAysén, Chile
    1182.8×
  8. 8Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    1162.8×
  9. 9Addis AbabaAddis Ababa, Ethiopia
    1152.8×
  10. 9JakartaJakarta, Indonesia
    1152.8×
  11. 11RancaguaO'Higgins Region, Chile
    1142.7×
  12. 12Puente AltoSantiago Metropolitan, Chile
    1142.7×
  13. 13DartfordEngland, United Kingdom
    1102.6×
  14. 14BexleyEngland, United Kingdom
    1092.6×
  15. 15LimaLima Province, Peru
    1072.5×
  16. 16RengoO'Higgins Region, Chile
    1062.5×
  17. 17SantiagoSantiago Metropolitan, Chile
    1042.4×
  18. 18DagenhamEngland, United Kingdom
    1042.4×
  19. 19Santa Anita - Los FicusLima region, Peru
    1032.4×
  20. 20KigaliKigali, Rwanda
    1022.4×
  21. 21Clacton-on-SeaEngland, United Kingdom
    1012.4×
  22. 22JeddahMecca Region, Saudi Arabia
    992.3×
  23. 23CuranilahueBiobio, Chile
    982.3×
  24. 24LondonEngland, United Kingdom
    972.3×
  25. 24MexicaliBaja California, Mexico
    972.3×
  26. 26Lahorelow-cost sensorsPunjab, Pakistan
    972.3×
  27. 27Şabāḩ as SālimMubārak al Kabīr, Kuwait
    962.2×
  28. 28MinamataKumamoto, Japan
    952.2×
  29. 29GraysEngland, United Kingdom
    952.2×
  30. 30OsornoLos Lagos Region, Chile
    942.2×
  31. 31BremerhavenBremen, Germany
    942.1×
  32. 32Puerto MonttLos Lagos Region, Chile
    932.1×
  33. 33BohumínMoravian-Silesian Region, Czechia
    932.1×
  34. 34SalorTashkent Region, Uzbekistan
    922.1×
  35. 35KielSchleswig-Holstein, Germany
    912.0×
  36. 36NacimientoBiobio, Chile
    902.0×
  37. 37OytenLower Saxony, Germany
    892.0×
  38. 38CopiapóAtacama, Chile
    881.9×
  39. 39La UniónLos Ríos Region, Chile
    871.9×
  40. 40ItzehoeSchleswig-Holstein, Germany
    871.9×
  41. 40KrakówLesser Poland, Poland
    871.9×
  42. 42CanterburyEngland, United Kingdom
    861.9×
  43. 43DębicaSubcarpathia, Poland
    861.8×
  44. 44Puerto VarasLos Lagos Region, Chile
    851.8×
  45. 45Villa Poeta José Gálvez BarrenecheaLima region, Peru
    851.8×
  46. 46NairobiNairobi County, Kenya
    851.8×
  47. 46DunkirkHauts-de-France, France
    851.8×
  48. 48BydgoszczKujawsko-Pomorskie, Poland
    841.8×
  49. 48AnconaThe Marches, Italy
    841.8×
  50. 50OldenburgLower Saxony, Germany
    831.7×
  51. 51TemucoAraucania, Chile
    821.7×
  52. 52CuricóMaule Region, Chile
    821.7×
  53. 53SarajevoFederation of B&H, Bosnia and Herzegovina
    821.7×
  54. 54DelmenhorstLower Saxony, Germany
    811.7×
  55. 55AntofagastaAntofagasta, Chile
    811.7×
  56. 56NiskoSubcarpathia, Poland
    811.7×
  57. 57PristinaPristina, Kosovo
    801.7×
  58. 58Victoria de DurangoDurango, Mexico
    801.6×
  59. 59MielecSubcarpathia, Poland
    801.6×
  60. 59BeijingBeijing, China
    801.6×
  61. 59FriesoytheLower Saxony, Germany
    801.6×
  62. 62TlaquepaqueJalisco, Mexico
    801.6×
  63. 63WilhelmshavenLower Saxony, Germany
    791.6×
  64. 64BamakoBamako, Mali
    791.6×
  65. 65QuillotaValparaiso, Chile
    781.6×
  66. 66Grande PrairieAlberta, Canada
    781.6×
  67. 67StarachowiceŚwiętokrzyskie, Poland
    781.6×
  68. 67ŁaskŁódź Voivodeship, Poland
    781.6×
  69. 69CardiffWales, United Kingdom
    771.5×
  70. 69Birminghamlow-cost sensorsEngland, United Kingdom
    771.5×
  71. 69San Francisco De BorjaLima region, Peru
    771.5×
  72. 72RadomskoŁódź Voivodeship, Poland
    771.5×
  73. 73NorwichEngland, United Kingdom
    771.5×
  74. 73KoksijdeFlanders, Belgium
    771.5×
  75. 75KatowiceSilesia, Poland
    771.5×
  76. 76ToruńKujawsko-Pomorskie, Poland
    771.5×
  77. 76PoznańGreater Poland, Poland
    771.5×
  78. 78NottinghamEngland, United Kingdom
    761.5×
  79. 78PassauBavaria, Germany
    761.5×
  80. 80WarsawMazovia, Poland
    761.5×
  81. 80FlensburgSchleswig-Holstein, Germany
    761.5×
  82. 82KielceŚwiętokrzyskie, Poland
    761.5×
  83. 83AlessandriaPiedmont, Italy
    761.5×
  84. 84Jastrzębie ZdrójSilesia, Poland
    751.5×
  85. 85RacibórzSilesia, Poland
    751.5×
  86. 85TalaganteSantiago Metropolitan, Chile
    751.5×
  87. 87KaliszGreater Poland, Poland
    751.5×
  88. 88Quezon Citylow-cost sensorsNational Capital Region, Philippines
    751.5×
  89. 88LingenLower Saxony, Germany
    751.5×
  90. 88HavířovMoravian-Silesian Region, Czechia
    751.5×
  91. 91Samut SakhonSamut Sakhon, Thailand
    741.4×
  92. 91ReginaSaskatchewan, Canada
    741.4×
  93. 93OsnabrückLower Saxony, Germany
    741.4×
  94. 94QuinteroValparaiso, Chile
    741.4×
  95. 94HualquiBiobio, Chile
    741.4×
  96. 96KolkataWest Bengal, India
    741.4×
  97. 96CoquimboCoquimbo Region, Chile
    741.4×
  98. 98Ústí nad LabemÚstí nad Labem Region, Czechia
    741.4×
  99. 99PruszkówMazovia, Poland
    731.4×
  100. 100LübeckSchleswig-Holstein, Germany
    731.4×
  101. 100Falconara MarittimaThe Marches, Italy
    731.4×
  102. 102LegionowoMazovia, Poland
    731.4×
  103. 102AugsburgBavaria, Germany
    731.4×
  104. 104LęborkPomerania, Poland
    731.4×
  105. 104CoronelBiobio, Chile
    731.4×
  106. 106EvergemFlanders, Belgium
    721.4×
  107. 106KościanGreater Poland, Poland
    721.4×
  108. 106ConcónValparaiso, Chile
    721.4×
  109. 109MalmöSkåne, Sweden
    721.4×
  110. 109OlomoucOlomouc Region, Czechia
    721.4×
  111. 109ChillánÑuble, Chile
    721.4×
  112. 112ShenyangLiaoning, China
    721.4×
  113. 112LitvínovÚstí nad Labem Region, Czechia
    721.4×
  114. 112Gorzów WielkopolskiLubusz, Poland
    721.4×
  115. 112ValdiviaLos Ríos Region, Chile
    721.4×
  116. 116ŁódźŁódź Voivodeship, Poland
    721.4×
  117. 116La SerenaCoquimbo Region, Chile
    721.4×
  118. 116West FargoNorth Dakota, United States
    721.4×
  119. 119ZamośćLublin, Poland
    721.3×
  120. 119Flémalle-HauteWallonia, Belgium
    721.3×
  121. 121MaldegemFlanders, Belgium
    711.3×
  122. 121OstravaMoravian-Silesian Region, Czechia
    711.3×
  123. 121XonacatlánMéxico, Mexico
    711.3×
  124. 121Ciudad JuárezChihuahua, Mexico
    711.3×
  125. 125LiverpoolEngland, United Kingdom
    711.3×
  126. 125StabroekFlanders, Belgium
    711.3×
  127. 125Banja LukaSrpska, Bosnia and Herzegovina
    711.3×
  128. 128SliemaTas-Sliema, Malta
    711.3×
  129. 128Kingston upon HullEngland, United Kingdom
    711.3×
  130. 130HayesEngland, United Kingdom
    711.3×
  131. 130ŚwinoujścieWest Pomerania, Poland
    711.3×
  132. 130OpoleOpole Voivodeship, Poland
    711.3×
  133. 133JesiThe Marches, Italy
    711.3×
  134. 134RzeszówSubcarpathia, Poland
    711.3×
  135. 134RadomMazovia, Poland
    711.3×
  136. 134HonmachiKumamoto, Japan
    711.3×
  137. 134LindauBavaria, Germany
    711.3×
  138. 138NurembergBavaria, Germany
    701.3×
  139. 138TocopillaAntofagasta, Chile
    701.3×
  140. 140AntananarivoAnalamanga, Madagascar
    701.3×
  141. 140DenverColorado, United States
    701.3×
  142. 142NaplesCampania, Italy
    701.3×
  143. 143ChennaiTamil Nadu, India
    701.3×
  144. 144CoburgBavaria, Germany
    701.3×
  145. 144SzczecinWest Pomerania, Poland
    701.3×
  146. 146ŻyrardówMazovia, Poland
    691.3×
  147. 146MiędzyrzeczLubusz, Poland
    691.3×
  148. 146KościerzynaPomerania, Poland
    691.3×
  149. 149PortsmouthEngland, United Kingdom
    691.3×
  150. 149MostÚstí nad Labem Region, Czechia
    691.3×
  151. 149PłockMazovia, Poland
    691.3×
  152. 149Viña del MarValparaiso, Chile
    691.3×
  153. 153Neu-UlmBavaria, Germany
    691.3×
  154. 153Český TěšínMoravian-Silesian Region, Czechia
    691.3×
  155. 155PrzemyślSubcarpathia, Poland
    691.2×
  156. 155JarosławSubcarpathia, Poland
    691.2×
  157. 155ZwijndrechtFlanders, Belgium
    691.2×
  158. 155AntwerpFlanders, Belgium
    691.2×
  159. 155TepliceÚstí nad Labem Region, Czechia
    691.2×
  160. 155WłocławekKujawsko-Pomorskie, Poland
    691.2×
  161. 155Kędzierzyn-KoźleOpole Voivodeship, Poland
    691.2×
  162. 155San Salvador TizatlalliMéxico, Mexico
    691.2×
  163. 163IzumiKagoshima, Japan
    691.2×
  164. 163BeverenFlanders, Belgium
    691.2×
  165. 163DěčínÚstí nad Labem Region, Czechia
    691.2×
  166. 163BirminghamAlabama, United States
    691.2×
  167. 167PułtuskMazovia, Poland
    691.2×
  168. 167BolzanoTrentino-Alto Adige, Italy
    691.2×
  169. 169KrapkowiceOpole Voivodeship, Poland
    681.2×
  170. 170ŻabbarĦaż-Żabbar, Malta
    681.2×
  171. 170SouthamptonEngland, United Kingdom
    681.2×
  172. 170TeltowBrandenburg, Germany
    681.2×
  173. 170MunichBavaria, Germany
    681.2×
  174. 174Hradec KrálovéHradec Králové Region, Czechia
    681.2×
  175. 174Czechowice-DziedziceSilesia, Poland
    681.2×
  176. 176MiskolcBorsod-Abaúj-Zemplén, Hungary
    681.2×
  177. 176TarnówLesser Poland, Poland
    681.2×
  178. 176NewmarketEngland, United Kingdom
    681.2×
  179. 176NeuenhagenBrandenburg, Germany
    681.2×
  180. 176TrentoTrentino-Alto Adige, Italy
    681.2×
  181. 181Jurong WestSingapore
    671.2×
  182. 181NorrtäljeStockholm, Sweden
    671.2×
  183. 181KapellenFlanders, Belgium
    671.2×
  184. 184Stoke-on-TrentEngland, United Kingdom
    671.2×
  185. 184MolFlanders, Belgium
    671.2×
  186. 184WrocławLower Silesia, Poland
    671.2×
  187. 184Fort McMurrayAlberta, Canada
    671.2×
  188. 188GrazStyria, Austria
    671.2×
  189. 188Kempten (Allgäu)Bavaria, Germany
    671.2×
  190. 188BerlinState of Berlin, Germany
    671.2×
  191. 191OpavaMoravian-Silesian Region, Czechia
    671.2×
  192. 192Briton FerryWales, United Kingdom
    671.2×
  193. 192Schwandorf in BayernBavaria, Germany
    671.2×
  194. 192BremenBremen, Germany
    671.2×
  195. 195GothenburgVästra Götaland, Sweden
    661.2×
  196. 195WeidenBavaria, Germany
    661.2×
  197. 197OlsztynWarmia-Masuria, Poland
    661.2×
  198. 197KętrzynWarmia-Masuria, Poland
    661.2×
  199. 197BrightonEngland, United Kingdom
    661.2×
  200. 197AricaArica y Parinacota Region, Chile
    661.2×

Top 200 of 1,822 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, September 10, 2023, smogrank.com/history/2023-09-10 (accessed 2 Oct 2026).

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