SmogRank / History / October 5, 2023

Most polluted cities on October 5, 2023

1,842 cities ranked by their average PM2.5 over the day; the worst was Peshawar, Pakistan, at 103.0 µg/m³. Each city's own local calendar day.

← Peshawar 103.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for October 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. 1Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1846.9×
  2. 2Abujalow-cost sensorsFCT, Nigeria
    1816.5×
  3. 3N'DjamenaN’Djaména, Chad
    1806.4×
  4. 4Lahorelow-cost sensorsPunjab, Pakistan
    1766.1×
  5. 5DelhiDelhi, India
    1645.0×
  6. 6AstanaAstana, Kazakhstan
    1614.7×
  7. 7Tha BoNong Khai, Thailand
    1544.0×
  8. 8HyderabadTelangana, India
    1533.8×
  9. 9JakartaJakarta, Indonesia
    1363.3×
  10. 10BamakoBamako, Mali
    1323.2×
  11. 11AngoulêmeNew Aquitaine, France
    1233.0×
  12. 12Islamabadlow-cost sensorsIslamabad, Pakistan
    1192.8×
  13. 13HernandoMississippi, United States
    1112.6×
  14. 14HanoiHanoi, Vietnam
    1062.5×
  15. 15CairoCairo, Egypt
    1042.4×
  16. 16OsornoLos Lagos Region, Chile
    1042.4×
  17. 17Victoria de DurangoDurango, Mexico
    1032.4×
  18. 18KolkataWest Bengal, India
    1032.4×
  19. 19ManamaManama, Bahrain
    1022.4×
  20. 20Santa Anita - Los FicusLima region, Peru
    992.3×
  21. 21Karachilow-cost sensorsSindh, Pakistan
    992.3×
  22. 22Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    982.3×
  23. 23AlessandriaPiedmont, Italy
    972.3×
  24. 24NacimientoBiobio, Chile
    972.2×
  25. 25Dhakalow-cost sensorsDhaka Division, Bangladesh
    962.2×
  26. 25Puerto VarasLos Lagos Region, Chile
    962.2×
  27. 27DushanbeDushanbe, Tajikistan
    952.2×
  28. 28TlaquepaqueJalisco, Mexico
    932.1×
  29. 29MexicaliBaja California, Mexico
    932.1×
  30. 30San Mateo AtencoMéxico, Mexico
    922.1×
  31. 31PristinaPristina, Kosovo
    912.0×
  32. 31SarajevoFederation of B&H, Bosnia and Herzegovina
    912.0×
  33. 31LimaLima Province, Peru
    912.0×
  34. 31BartlettTennessee, United States
    912.0×
  35. 35Puerto MonttLos Lagos Region, Chile
    902.0×
  36. 36Şabāḩ as SālimMubārak al Kabīr, Kuwait
    861.9×
  37. 36TolucaMéxico, Mexico
    861.9×
  38. 38GuangzhouGuangdong, China
    841.8×
  39. 38San Salvador TizatlalliMéxico, Mexico
    841.8×
  40. 40SalorTashkent Region, Uzbekistan
    841.8×
  41. 41ValdiviaLos Ríos Region, Chile
    831.8×
  42. 42ChillánÑuble, Chile
    831.7×
  43. 43Villa Poeta José Gálvez BarrenecheaLima region, Peru
    831.7×
  44. 44CuranilahueBiobio, Chile
    821.7×
  45. 45TetovoTetovo, North Macedonia
    821.7×
  46. 46TocopillaAntofagasta, Chile
    821.7×
  47. 46GuadalajaraJalisco, Mexico
    821.7×
  48. 48TemucoAraucania, Chile
    821.7×
  49. 48San CarlosÑuble, Chile
    821.7×
  50. 50CuricóMaule Region, Chile
    821.7×
  51. 51Wan ChaiWan Chai, Hong Kong
    811.7×
  52. 51DyersburgTennessee, United States
    811.7×
  53. 53Ulu BedokSingapore
    811.7×
  54. 54JacksonMississippi, United States
    801.7×
  55. 55La UniónLos Ríos Region, Chile
    801.7×
  56. 56CallaoCallao, Peru
    801.6×
  57. 57Kuala LumpurKuala Lumpur, Malaysia
    791.6×
  58. 57San Francisco TlalcilalcalpanMéxico, Mexico
    791.6×
  59. 59MumbaiMaharashtra, India
    791.6×
  60. 59CoronelBiobio, Chile
    791.6×
  61. 61TurinPiedmont, Italy
    781.6×
  62. 62BakuBaki, Azerbaijan
    781.6×
  63. 62SantiagoSantiago Metropolitan, Chile
    781.6×
  64. 64HualquiBiobio, Chile
    781.6×
  65. 65JeddahMecca Region, Saudi Arabia
    771.6×
  66. 66NairobiNairobi County, Kenya
    771.5×
  67. 67Ang Mo Kio New TownSingapore
    761.5×
  68. 68Tuen MunTuen Mun, Hong Kong
    761.5×
  69. 68San RoqueAndalusia, Spain
    761.5×
  70. 68QuillotaValparaiso, Chile
    761.5×
  71. 68San Pedro de la PazBiobio, Chile
    761.5×
  72. 72TijuanaBaja California, Mexico
    761.5×
  73. 73AricaArica y Parinacota Region, Chile
    751.5×
  74. 74Almatylow-cost sensorsAlmaty, Kazakhstan
    751.5×
  75. 74RancaguaO'Higgins Region, Chile
    751.5×
  76. 76TalcahuanoBiobio, Chile
    751.5×
  77. 76Puente AltoSantiago Metropolitan, Chile
    751.5×
  78. 78LinaresMaule Region, Chile
    751.5×
  79. 79PaducahKentucky, United States
    741.4×
  80. 80BitolaBitola, North Macedonia
    741.4×
  81. 80CauquenesMaule Region, Chile
    741.4×
  82. 82AlgiersAlgiers, Algeria
    741.4×
  83. 82HattiesburgMississippi, United States
    741.4×
  84. 84TalaganteSantiago Metropolitan, Chile
    741.4×
  85. 85MóstolesMadrid, Spain
    741.4×
  86. 86ValdemoroMadrid, Spain
    731.4×
  87. 86ZapopanJalisco, Mexico
    731.4×
  88. 88CholulaPuebla, Mexico
    731.4×
  89. 88TalcaMaule Region, Chile
    731.4×
  90. 90RengoO'Higgins Region, Chile
    731.4×
  91. 91ThessaloníkiCentral Macedonia, Greece
    721.4×
  92. 91HuelvaAndalusia, Spain
    721.4×
  93. 91Viña del MarValparaiso, Chile
    721.4×
  94. 91JacksonTennessee, United States
    721.4×
  95. 95AthensAttica, Greece
    721.4×
  96. 95West MemphisArkansas, United States
    721.4×
  97. 97San Francisco De BorjaLima region, Peru
    721.4×
  98. 98QuinteroValparaiso, Chile
    721.4×
  99. 98Los ÁngelesBiobio, Chile
    721.4×
  100. 100BirminghamAlabama, United States
    721.3×
  101. 101FanlingNorth District, Hong Kong
    711.3×
  102. 102ConcepciónBiobio, Chile
    711.3×
  103. 103ToméBiobio, Chile
    711.3×
  104. 104BangkokBangkok, Thailand
    711.3×
  105. 105NaplesCampania, Italy
    711.3×
  106. 105Baton RougeLouisiana, United States
    711.3×
  107. 107VelesVeles, North Macedonia
    701.3×
  108. 107SkopjeGrad Skopje, North Macedonia
    701.3×
  109. 107Queenstown Estatelow-cost sensorsSingapore
    701.3×
  110. 107La SerenaCoquimbo Region, Chile
    701.3×
  111. 107CopiapóAtacama, Chile
    701.3×
  112. 112ManlleuCatalonia, Spain
    701.3×
  113. 112Falconara MarittimaThe Marches, Italy
    701.3×
  114. 114San Tung Chung HangIslands, Hong Kong
    701.3×
  115. 114Mollet del VallèsCatalonia, Spain
    701.3×
  116. 116SliemaTas-Sliema, Malta
    701.3×
  117. 117Alcalá de HenaresMadrid, Spain
    691.3×
  118. 118Addis AbabaAddis Ababa, Ethiopia
    691.3×
  119. 118Tin Shui WaiYuen Long, Hong Kong
    691.3×
  120. 118La SpeziaLiguria, Italy
    691.3×
  121. 118CoquimboCoquimbo Region, Chile
    691.3×
  122. 118SalamancaGuanajuato, Mexico
    691.3×
  123. 123PátraWest Greece, Greece
    691.2×
  124. 123TrentoTrentino-Alto Adige, Italy
    691.2×
  125. 123LivornoTuscany, Italy
    691.2×
  126. 123ConcónValparaiso, Chile
    691.2×
  127. 123CoyhaiqueAysén, Chile
    691.2×
  128. 128ViareggioTuscany, Italy
    691.2×
  129. 129PueblaPuebla, Mexico
    691.2×
  130. 130CuernavacaMorelos, Mexico
    681.2×
  131. 131CapannoriTuscany, Italy
    681.2×
  132. 132PisaTuscany, Italy
    681.2×
  133. 132Lexingtonlow-cost sensorsMassachusetts, United States
    681.2×
  134. 134BellinzonaTicino, Switzerland
    681.2×
  135. 134León de los AldamaGuanajuato, Mexico
    681.2×
  136. 136Phra PradaengSamut Prakan, Thailand
    681.2×
  137. 136ŻabbarĦaż-Żabbar, Malta
    681.2×
  138. 138AntananarivoAnalamanga, Madagascar
    671.2×
  139. 138SevillaAndalusia, Spain
    671.2×
  140. 138Las Palmas de Gran CanariaCanary Islands, Spain
    671.2×
  141. 138LuganoTicino, Switzerland
    671.2×
  142. 142KavadarciKavadarci, North Macedonia
    671.2×
  143. 142FlorenceTuscany, Italy
    671.2×
  144. 142LotaBiobio, Chile
    671.2×
  145. 142ChiguayanteBiobio, Chile
    671.2×
  146. 146CosladaMadrid, Spain
    671.2×
  147. 146Calumet CityIllinois, United States
    671.2×
  148. 148CuencaCastille-La Mancha, Spain
    671.2×
  149. 148MassaTuscany, Italy
    671.2×
  150. 148SpartanburgSouth Carolina, United States
    671.2×
  151. 151Bang Bo DistrictSamut Prakan, Thailand
    671.2×
  152. 151MurciaMurcia, Spain
    671.2×
  153. 153La Línea de la ConcepciónAndalusia, Spain
    661.2×
  154. 153LleidaCatalonia, Spain
    661.2×
  155. 153CelayaGuanajuato, Mexico
    661.2×
  156. 153ChattanoogaTennessee, United States
    661.2×
  157. 157PratoTuscany, Italy
    661.2×
  158. 158Tsuen WanTsuen Wan, Hong Kong
    661.1×
  159. 159AsprópyrgosAttica, Greece
    661.1×
  160. 159RuseRuse, Bulgaria
    661.1×
  161. 159AnconaThe Marches, Italy
    661.1×
  162. 159New OrleansLouisiana, United States
    661.1×
  163. 163Mong KokYau Tsim Mong District, Hong Kong
    661.1×
  164. 163BogotáBogota D.C., Colombia
    661.1×
  165. 165Kwai ChungKwai Tsing District, Hong Kong
    661.1×
  166. 165DurangoBasque Country, Spain
    661.1×
  167. 165EvansvilleIndiana, United States
    661.1×
  168. 165GulfportMississippi, United States
    661.1×
  169. 169Tai PoTai Po, Hong Kong
    651.1×
  170. 170BailénAndalusia, Spain
    651.1×
  171. 171SalernoCampania, Italy
    651.1×
  172. 172VigoGalicia, Spain
    651.1×
  173. 172Laudio / LlodioBasque Country, Spain
    651.1×
  174. 174Samut SakhonSamut Sakhon, Thailand
    651.1×
  175. 174Nong KhaemBangkok, Thailand
    651.1×
  176. 176IlindenIlinden, North Macedonia
    641.1×
  177. 176MostaIl-Mosta, Malta
    641.1×
  178. 176CalamaAntofagasta, Chile
    641.1×
  179. 176PascagoulaMississippi, United States
    641.1×
  180. 176TurlockCalifornia, United States
    641.1×
  181. 181Sau Mau PingKwun Tong District, Hong Kong
    641.1×
  182. 181AlgeteMadrid, Spain
    641.1×
  183. 181Little RockArkansas, United States
    641.1×
  184. 184JeffersonvilleIndiana, United States
    641.1×
  185. 185SofiaSofia-Capital, Bulgaria
    631.1×
  186. 185FujinomiyaShizuoka, Japan
    631.1×
  187. 185LouisvilleKentucky, United States
    631.1×
  188. 185East ChicagoIndiana, United States
    631.1×
  189. 185AnaheimCalifornia, United States
    631.1×
  190. 190Kampalalow-cost sensorsCentral Region, Uganda
    631.0×
  191. 190MadridMadrid, Spain
    631.0×
  192. 190Collado-VillalbaMadrid, Spain
    631.0×
  193. 190Silao de la VictoriaGuanajuato, Mexico
    631.0×
  194. 190KalamazooMichigan, United States
    631.0×
  195. 195ArrecifeCanary Islands, Spain
    631.0×
  196. 195QuilpuéValparaiso, Chile
    631.0×
  197. 195Santa CatarinaNuevo León, Mexico
    631.0×
  198. 198PalenciaCastille and León, Spain
    631.0×
  199. 198FresnoCalifornia, United States
    631.0×
  200. 200JesiThe Marches, Italy
    631.0×

Top 200 of 1,842 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, October 5, 2023, smogrank.com/history/2023-10-05 (accessed 2 Oct 2026).

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