SmogRank / History / November 6, 2023

Most polluted cities on November 6, 2023

1,882 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 316.0 µg/m³. Each city's own local calendar day.

← Lahore 316.0 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for November 6, 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. 1Lahorelow-cost sensorsPunjab, Pakistan
    48121.1×
  2. 2DelhiDelhi, India
    37017.3×
  3. 3CalexicoCalifornia, United States
    23610.7×
  4. 4Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    2209.7×
  5. 5KolkataWest Bengal, India
    1988.1×
  6. 6Karachilow-cost sensorsSindh, Pakistan
    1917.5×
  7. 7Dhakalow-cost sensorsDhaka Division, Bangladesh
    1816.6×
  8. 8MumbaiMaharashtra, India
    1715.6×
  9. 9Islamabadlow-cost sensorsIslamabad, Pakistan
    1675.2×
  10. 10AshgabatAshgabat, Turkmenistan
    1614.7×
  11. 11MexicaliBaja California, Mexico
    1564.2×
  12. 12N'DjamenaN’Djaména, Chad
    1564.2×
  13. 13SalorTashkent Region, Uzbekistan
    1533.9×
  14. 14Victoria de DurangoDurango, Mexico
    1523.8×
  15. 15GuadalajaraJalisco, Mexico
    1313.2×
  16. 16CairoCairo, Egypt
    1293.1×
  17. 17JakartaJakarta, Indonesia
    1273.1×
  18. 18Almatylow-cost sensorsAlmaty, Kazakhstan
    1072.5×
  19. 19AmoraSetúbal, Portugal
    1052.5×
  20. 20Tha BoNong Khai, Thailand
    1042.4×
  21. 20CoyhaiqueAysén, Chile
    1042.4×
  22. 22BirminghamAlabama, United States
    1012.4×
  23. 23East RidgeTennessee, United States
    1012.4×
  24. 24DublinOhio, United States
    972.3×
  25. 25NacimientoBiobio, Chile
    942.2×
  26. 26Santa Anita - Los FicusLima region, Peru
    932.1×
  27. 27HyderabadTelangana, India
    922.1×
  28. 27Samut SakhonSamut Sakhon, Thailand
    922.1×
  29. 29TijuanaBaja California, Mexico
    902.0×
  30. 30Ciudad Benito JuárezNuevo León, Mexico
    902.0×
  31. 31HanoiHanoi, Vietnam
    892.0×
  32. 31TolucaMéxico, Mexico
    892.0×
  33. 33HualpénBiobio, Chile
    881.9×
  34. 34KigaliKigali, Rwanda
    881.9×
  35. 35San Francisco TlalcilalcalpanMéxico, Mexico
    871.9×
  36. 36Şabāḩ as SālimMubārak al Kabīr, Kuwait
    861.9×
  37. 37ChattanoogaTennessee, United States
    861.9×
  38. 38Los ÁngelesBiobio, Chile
    861.8×
  39. 39YorkEngland, United Kingdom
    851.8×
  40. 40SarajevoFederation of B&H, Bosnia and Herzegovina
    841.8×
  41. 41ShenyangLiaoning, China
    831.8×
  42. 42RancaguaO'Higgins Region, Chile
    831.7×
  43. 42SavannahGeorgia, United States
    831.7×
  44. 44ManamaManama, Bahrain
    821.7×
  45. 44PristinaPristina, Kosovo
    821.7×
  46. 44BangkokBangkok, Thailand
    821.7×
  47. 47CharlestonWest Virginia, United States
    821.7×
  48. 47HanfordCalifornia, United States
    821.7×
  49. 49Wan ChaiWan Chai, Hong Kong
    821.7×
  50. 50Santa CatarinaNuevo León, Mexico
    811.7×
  51. 51LimaLima Province, Peru
    811.7×
  52. 52Phra PradaengSamut Prakan, Thailand
    811.7×
  53. 53DetroitMichigan, United States
    801.6×
  54. 54SantiagoSantiago Metropolitan, Chile
    801.6×
  55. 54MaconGeorgia, United States
    801.6×
  56. 54San Salvador TizatlalliMéxico, Mexico
    801.6×
  57. 57Nong KhaemBangkok, Thailand
    791.6×
  58. 57Kodamachō-kodamaminamiSaitama, Japan
    791.6×
  59. 57BrunswickGeorgia, United States
    791.6×
  60. 60Addis AbabaAddis Ababa, Ethiopia
    791.6×
  61. 61BakuBaki, Azerbaijan
    791.6×
  62. 62ColumbusGeorgia, United States
    781.6×
  63. 63LeedsEngland, United Kingdom
    781.6×
  64. 63CholulaPuebla, Mexico
    781.6×
  65. 63TemucoAraucania, Chile
    781.6×
  66. 66AthensAttica, Greece
    781.6×
  67. 66AstanaAstana, Kazakhstan
    781.6×
  68. 66Abujalow-cost sensorsFCT, Nigeria
    781.6×
  69. 66Ciudad JuárezChihuahua, Mexico
    781.6×
  70. 70YoriiSaitama, Japan
    771.6×
  71. 71WiganEngland, United Kingdom
    771.5×
  72. 72GuangzhouGuangdong, China
    771.5×
  73. 72ChichibuSaitama, Japan
    771.5×
  74. 74Puerto AysénAysén, Chile
    761.5×
  75. 75San IsidroCanary Islands, Spain
    761.5×
  76. 76Sakai-nakajimaGunma, Japan
    761.5×
  77. 76RaleighNorth Carolina, United States
    761.5×
  78. 78Nakhon PathomNakhon Pathom, Thailand
    761.5×
  79. 78ColumbusOhio, United States
    761.5×
  80. 80Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    751.5×
  81. 80Samut PrakanSamut Prakan, Thailand
    751.5×
  82. 82SalamancaGuanajuato, Mexico
    751.5×
  83. 82Jurupa ValleyCalifornia, United States
    751.5×
  84. 84JeddahMecca Region, Saudi Arabia
    751.5×
  85. 84Kampalalow-cost sensorsCentral Region, Uganda
    751.5×
  86. 86HualquiBiobio, Chile
    751.5×
  87. 87WestervilleOhio, United States
    751.5×
  88. 88MenumaSaitama, Japan
    741.4×
  89. 89GainesvilleGeorgia, United States
    741.4×
  90. 89CorcoranCalifornia, United States
    741.4×
  91. 91AthensGeorgia, United States
    741.4×
  92. 91KennesawGeorgia, United States
    741.4×
  93. 91FontanaCalifornia, United States
    741.4×
  94. 94WindsorOntario, Canada
    741.4×
  95. 95BurrianaValencia, Spain
    741.4×
  96. 96JacksonvilleFlorida, United States
    731.4×
  97. 97Puerto VarasLos Lagos Region, Chile
    731.4×
  98. 98ThessaloníkiCentral Macedonia, Greece
    731.4×
  99. 98ValdostaGeorgia, United States
    731.4×
  100. 100HonjōSaitama, Japan
    721.4×
  101. 101CelayaGuanajuato, Mexico
    721.4×
  102. 102Tuen MunTuen Mun, Hong Kong
    711.3×
  103. 102QuillotaValparaiso, Chile
    711.3×
  104. 104PiraeusAttica, Greece
    711.3×
  105. 104FlorenceSouth Carolina, United States
    711.3×
  106. 106AsprópyrgosAttica, Greece
    711.3×
  107. 106AlbanyGeorgia, United States
    711.3×
  108. 106North CharlestonSouth Carolina, United States
    711.3×
  109. 106Lincoln ParkMichigan, United States
    711.3×
  110. 110La UniónLos Ríos Region, Chile
    711.3×
  111. 111Ciudad General EscobedoNuevo León, Mexico
    711.3×
  112. 111SpartanburgSouth Carolina, United States
    711.3×
  113. 111Port HuronMichigan, United States
    711.3×
  114. 111CantonOhio, United States
    711.3×
  115. 115MiddlesbroughEngland, United Kingdom
    711.3×
  116. 115AntofagastaAntofagasta, Chile
    711.3×
  117. 115West MifflinPennsylvania, United States
    711.3×
  118. 118PátraWest Greece, Greece
    701.3×
  119. 118GyōdaSaitama, Japan
    701.3×
  120. 118EdmontonAlberta, Canada
    701.3×
  121. 121Puerto MonttLos Lagos Region, Chile
    701.3×
  122. 122MorohongōSaitama, Japan
    701.3×
  123. 123Mueang NonthaburiNonthaburi, Thailand
    701.3×
  124. 123KumagayaSaitama, Japan
    701.3×
  125. 123MontgomeryAlabama, United States
    701.3×
  126. 123ClevelandOhio, United States
    701.3×
  127. 123SarniaOntario, Canada
    701.3×
  128. 128NišCentral Serbia, Serbia
    691.3×
  129. 128HuntsvilleAlabama, United States
    691.3×
  130. 130San CarlosÑuble, Chile
    691.3×
  131. 130HueytownAlabama, United States
    691.3×
  132. 130Ponte Vedra BeachFlorida, United States
    691.3×
  133. 133Tin Shui WaiYuen Long, Hong Kong
    691.3×
  134. 133TocopillaAntofagasta, Chile
    691.3×
  135. 133ChillánÑuble, Chile
    691.3×
  136. 133Phenix CityAlabama, United States
    691.3×
  137. 133LawrencevilleGeorgia, United States
    691.3×
  138. 138MedinaOhio, United States
    691.2×
  139. 139Tepeji del Río de OcampoHidalgo, Mexico
    691.2×
  140. 139AricaArica y Parinacota Region, Chile
    691.2×
  141. 139GreenvilleSouth Carolina, United States
    691.2×
  142. 139RedfordMichigan, United States
    691.2×
  143. 143Tula de AllendeHidalgo, Mexico
    691.2×
  144. 143CoquimboCoquimbo Region, Chile
    691.2×
  145. 145QuinteroValparaiso, Chile
    681.2×
  146. 145CoronelBiobio, Chile
    681.2×
  147. 145Warner RobinsGeorgia, United States
    681.2×
  148. 148MorrisvilleNorth Carolina, United States
    681.2×
  149. 149YoungstownOhio, United States
    681.2×
  150. 149YamanashiYamanashi, Japan
    681.2×
  151. 151AcharnésAttica, Greece
    681.2×
  152. 151MonterreyNuevo León, Mexico
    681.2×
  153. 151FayettevilleNorth Carolina, United States
    681.2×
  154. 151TaylorMichigan, United States
    681.2×
  155. 151ChathamOntario, Canada
    681.2×
  156. 151Candler-McAfeeGeorgia, United States
    681.2×
  157. 157NogalesSonora, Mexico
    671.2×
  158. 157Roanoke RapidsNorth Carolina, United States
    671.2×
  159. 157RichmondVirginia, United States
    671.2×
  160. 160TalcahuanoBiobio, Chile
    671.2×
  161. 160IrapuatoGuanajuato, Mexico
    671.2×
  162. 162ChesapeakeVirginia, United States
    671.2×
  163. 162El PasoTexas, United States
    671.2×
  164. 162Higashi-MatsuyamaSaitama, Japan
    671.2×
  165. 165HandlováTrenčín Region, Slovakia
    671.2×
  166. 165ConwaySouth Carolina, United States
    671.2×
  167. 165RiversideCalifornia, United States
    671.2×
  168. 168Bang Bo DistrictSamut Prakan, Thailand
    661.2×
  169. 168San Pedro de la PazBiobio, Chile
    661.2×
  170. 170KhalándrionAttica, Greece
    661.2×
  171. 170Khlong LuangPathum Thani, Thailand
    661.2×
  172. 170Valley StationKentucky, United States
    661.2×
  173. 170ComptonCalifornia, United States
    661.2×
  174. 174Kingston upon HullEngland, United Kingdom
    661.1×
  175. 174SaltilloCoahuila, Mexico
    661.1×
  176. 174MiddletownOhio, United States
    661.1×
  177. 177OsornoLos Lagos Region, Chile
    661.1×
  178. 178ColomboWestern Province, Sri Lanka
    661.1×
  179. 178AlessandriaPiedmont, Italy
    661.1×
  180. 178San Martin Texmelucan de LabastidaPuebla, Mexico
    661.1×
  181. 178CauquenesMaule Region, Chile
    661.1×
  182. 178Silao de la VictoriaGuanajuato, Mexico
    661.1×
  183. 178BartlettTennessee, United States
    661.1×
  184. 184YangonYangon, Myanmar
    661.1×
  185. 184ClaytonNorth Carolina, United States
    661.1×
  186. 186Tai PoTai Po, Hong Kong
    651.1×
  187. 186KnoxvilleTennessee, United States
    651.1×
  188. 188FanlingNorth District, Hong Kong
    651.1×
  189. 188KofuYamanashi, Japan
    651.1×
  190. 188YpsilantiMichigan, United States
    651.1×
  191. 191La SerenaCoquimbo Region, Chile
    651.1×
  192. 191CharlotteNorth Carolina, United States
    651.1×
  193. 193ConcónValparaiso, Chile
    651.1×
  194. 193Fruit CoveFlorida, United States
    651.1×
  195. 195Viña del MarValparaiso, Chile
    651.1×
  196. 195CallaoCallao, Peru
    651.1×
  197. 195BurbankCalifornia, United States
    651.1×
  198. 195El CentroCalifornia, United States
    651.1×
  199. 199CalamaAntofagasta, Chile
    641.1×
  200. 199ClemmonsNorth Carolina, United States
    641.1×

Top 200 of 1,882 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, November 6, 2023, smogrank.com/history/2023-11-06 (accessed 2 Oct 2026).

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