SmogRank / History / November 11, 2023

Most polluted cities on November 11, 2023

1,829 cities ranked by their average PM2.5 over the day; the worst was Kolkata, India, at 202.0 µg/m³. Each city's own local calendar day.

← Kolkata 202.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for November 11, 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. 1KolkataWest Bengal, India
    27713.5×
  2. 2Lahorelow-cost sensorsPunjab, Pakistan
    1897.3×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    1846.9×
  4. 4DelhiDelhi, India
    1786.3×
  5. 5HyderabadTelangana, India
    1655.0×
  6. 6Karachilow-cost sensorsSindh, Pakistan
    1594.5×
  7. 7Ulan BatorUlaanbaatar, Mongolia
    1533.9×
  8. 8MumbaiMaharashtra, India
    1523.8×
  9. 9JakartaJakarta, Indonesia
    1383.4×
  10. 10Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1333.2×
  11. 11TlaquepaqueJalisco, Mexico
    1202.9×
  12. 12Samut SakhonSamut Sakhon, Thailand
    1152.7×
  13. 13Islamabadlow-cost sensorsIslamabad, Pakistan
    1112.6×
  14. 13Tha BoNong Khai, Thailand
    1112.6×
  15. 15JeddahMecca Region, Saudi Arabia
    1052.5×
  16. 16Victoria de DurangoDurango, Mexico
    1052.5×
  17. 17Almatylow-cost sensorsAlmaty, Kazakhstan
    982.3×
  18. 18ManamaManama, Bahrain
    972.3×
  19. 19SalorTashkent Region, Uzbekistan
    962.2×
  20. 20Abujalow-cost sensorsFCT, Nigeria
    942.2×
  21. 21HanfordCalifornia, United States
    932.1×
  22. 22AltamontOregon, United States
    922.1×
  23. 23Banja LukaSrpska, Bosnia and Herzegovina
    902.0×
  24. 24CairoCairo, Egypt
    902.0×
  25. 25ElkhartIndiana, United States
    892.0×
  26. 26CorcoranCalifornia, United States
    881.9×
  27. 27KigaliKigali, Rwanda
    871.9×
  28. 28ModestoCalifornia, United States
    861.9×
  29. 29ChicoCalifornia, United States
    861.8×
  30. 30San Francisco TlalcilalcalpanMéxico, Mexico
    851.8×
  31. 31MexicaliBaja California, Mexico
    841.8×
  32. 32DushanbeDushanbe, Tajikistan
    841.8×
  33. 33FresnoCalifornia, United States
    841.8×
  34. 34BakersfieldCalifornia, United States
    831.7×
  35. 35VisaliaCalifornia, United States
    821.7×
  36. 36ComptonCalifornia, United States
    821.7×
  37. 37TolucaMéxico, Mexico
    801.7×
  38. 38KlaipėdaKlaipėda County, Lithuania
    801.6×
  39. 38Arden-ArcadeCalifornia, United States
    801.6×
  40. 40TetovoTetovo, North Macedonia
    791.6×
  41. 41SalamancaGuanajuato, Mexico
    791.6×
  42. 42Nong KhaemBangkok, Thailand
    791.6×
  43. 43YangonYangon, Myanmar
    781.6×
  44. 44TurlockCalifornia, United States
    771.6×
  45. 45CelayaGuanajuato, Mexico
    771.5×
  46. 46PristinaPristina, Kosovo
    771.5×
  47. 46SacramentoCalifornia, United States
    771.5×
  48. 48San Salvador TizatlalliMéxico, Mexico
    771.5×
  49. 49SarajevoFederation of B&H, Bosnia and Herzegovina
    771.5×
  50. 50Puerto AysénAysén, Chile
    761.5×
  51. 51BangkokBangkok, Thailand
    751.5×
  52. 52Duque de CaxiasRio de Janeiro, Brazil
    751.5×
  53. 52Puerto MonttLos Lagos Region, Chile
    751.5×
  54. 52TijuanaBaja California, Mexico
    751.5×
  55. 55Puerto VarasLos Lagos Region, Chile
    741.4×
  56. 55La UniónLos Ríos Region, Chile
    741.4×
  57. 57TocopillaAntofagasta, Chile
    741.4×
  58. 58DěčínÚstí nad Labem Region, Czechia
    741.4×
  59. 59Ulu BedokSingapore
    731.4×
  60. 60CoyhaiqueAysén, Chile
    731.4×
  61. 61Yuba CityCalifornia, United States
    721.4×
  62. 62RancaguaO'Higgins Region, Chile
    721.4×
  63. 63ShenyangLiaoning, China
    721.4×
  64. 63CholulaPuebla, Mexico
    721.4×
  65. 65OurenseGalicia, Spain
    721.4×
  66. 65Asunciónlow-cost sensorsAsuncion, Paraguay
    721.4×
  67. 65HualpénBiobio, Chile
    721.4×
  68. 68AshgabatAshgabat, Turkmenistan
    711.3×
  69. 69CoronelBiobio, Chile
    711.3×
  70. 70CalexicoCalifornia, United States
    711.3×
  71. 71AntananarivoAnalamanga, Madagascar
    711.3×
  72. 72West MifflinPennsylvania, United States
    701.3×
  73. 73Phra PradaengSamut Prakan, Thailand
    701.3×
  74. 73AlessandriaPiedmont, Italy
    701.3×
  75. 75Wan ChaiWan Chai, Hong Kong
    701.3×
  76. 76GuadalajaraJalisco, Mexico
    691.3×
  77. 77Long BeachCalifornia, United States
    691.3×
  78. 78AntofagastaAntofagasta, Chile
    691.2×
  79. 79MiskolcBorsod-Abaúj-Zemplén, Hungary
    681.2×
  80. 79AricaArica y Parinacota Region, Chile
    681.2×
  81. 79ClovisCalifornia, United States
    681.2×
  82. 79WoodlandCalifornia, United States
    681.2×
  83. 83Mladá BoleslavCentral Bohemia, Czechia
    681.2×
  84. 84Bang Bo DistrictSamut Prakan, Thailand
    681.2×
  85. 84Ang Mo Kio New TownSingapore
    681.2×
  86. 84Hawthornelow-cost sensorsCalifornia, United States
    681.2×
  87. 87ThessaloníkiCentral Macedonia, Greece
    681.2×
  88. 88NairobiNairobi County, Kenya
    681.2×
  89. 88NacimientoBiobio, Chile
    681.2×
  90. 88CoquimboCoquimbo Region, Chile
    681.2×
  91. 91Sevlievolow-cost sensorsGabrovo, Bulgaria
    671.2×
  92. 91Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    671.2×
  93. 91BerounCentral Bohemia, Czechia
    671.2×
  94. 94KaunasKaunas, Lithuania
    671.2×
  95. 94San CarlosÑuble, Chile
    671.2×
  96. 94Jurupa ValleyCalifornia, United States
    671.2×
  97. 97ChillánÑuble, Chile
    671.2×
  98. 98Haskovolow-cost sensorsHaskovo, Bulgaria
    671.2×
  99. 98TemucoAraucania, Chile
    671.2×
  100. 98CalamaAntofagasta, Chile
    671.2×
  101. 101OsornoLos Lagos Region, Chile
    661.1×
  102. 101San JoseCalifornia, United States
    661.1×
  103. 103YecapixtlaMorelos, Mexico
    661.1×
  104. 104BakuBaki, Azerbaijan
    661.1×
  105. 104São PauloSão Paulo, Brazil
    661.1×
  106. 106CuricóMaule Region, Chile
    651.1×
  107. 107CapannoriTuscany, Italy
    651.1×
  108. 108KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    651.1×
  109. 109MercedCalifornia, United States
    651.1×
  110. 110ColomboWestern Province, Sri Lanka
    641.1×
  111. 110Nakhon PathomNakhon Pathom, Thailand
    641.1×
  112. 110Sainte-Geneviève-des-BoisÎle-de-France, France
    641.1×
  113. 110ValdiviaLos Ríos Region, Chile
    641.1×
  114. 110MantecaCalifornia, United States
    641.1×
  115. 115Mueang NonthaburiNonthaburi, Thailand
    641.1×
  116. 115Khlong LuangPathum Thani, Thailand
    641.1×
  117. 115TurinPiedmont, Italy
    641.1×
  118. 115CauquenesMaule Region, Chile
    641.1×
  119. 119QuinteroValparaiso, Chile
    641.1×
  120. 120AthensAttica, Greece
    641.1×
  121. 121OlomoucOlomouc Region, Czechia
    631.1×
  122. 121Novi SadVojvodina, Serbia
    631.1×
  123. 121McKeesportPennsylvania, United States
    631.1×
  124. 121PortervilleCalifornia, United States
    631.1×
  125. 125Redwood CityCalifornia, United States
    631.0×
  126. 125San Pedro de la PazBiobio, Chile
    631.0×
  127. 127Samut PrakanSamut Prakan, Thailand
    631.0×
  128. 127QuillotaValparaiso, Chile
    631.0×
  129. 127Los ÁngelesBiobio, Chile
    631.0×
  130. 130PiraeusAttica, Greece
    631.0×
  131. 130Viña del MarValparaiso, Chile
    631.0×
  132. 130LivermoreCalifornia, United States
    631.0×
  133. 133VilniusVilnius, Lithuania
    621.0×
  134. 133Ústí nad LabemÚstí nad Labem Region, Czechia
    621.0×
  135. 135GilroyCalifornia, United States
    621.0×
  136. 136LincolnCalifornia, United States
    621.0×
  137. 137CuernavacaMorelos, Mexico
    621.0×
  138. 137TalcahuanoBiobio, Chile
    621.0×
  139. 139AbasoloGuanajuato, Mexico
    611.0×
  140. 139MaderaCalifornia, United States
    611.0×
  141. 139MedfordOregon, United States
    611.0×
  142. 142ToméBiobio, Chile
    611.0×
  143. 142ValdostaGeorgia, United States
    611.0×
  144. 144HualquiBiobio, Chile
    611.0×
  145. 144WaukeshaWisconsin, United States
    611.0×
  146. 144RenoNevada, United States
    611.0×
  147. 147Manchesterlow-cost sensorsEngland, United Kingdom
    611.0×
  148. 147Tula de AllendeHidalgo, Mexico
    611.0×
  149. 149Mollet del VallèsCatalonia, Spain
    611.0×
  150. 149Las VegasNevada, United States
    611.0×
  151. 151Le RobertMartinique, Martinique
    610.9×
  152. 152SkopjeGrad Skopje, North Macedonia
    600.9×
  153. 153Alto HospicioTarapacá, Chile
    600.9×
  154. 154Cluj-NapocaCluj County, Romania
    600.9×
  155. 154Quezon Citylow-cost sensorsNational Capital Region, Philippines
    600.9×
  156. 154PueblaPuebla, Mexico
    600.9×
  157. 154Santiago de QuerétaroQuerétaro, Mexico
    600.9×
  158. 158VannesBrittany, France
    600.9×
  159. 158BohumínMoravian-Silesian Region, Czechia
    600.9×
  160. 158MinatitlánVeracruz, Mexico
    600.9×
  161. 158ConcónValparaiso, Chile
    600.9×
  162. 158BurbankCalifornia, United States
    600.9×
  163. 163ChiguayanteBiobio, Chile
    600.9×
  164. 163CaryIllinois, United States
    600.9×
  165. 165OaklandCalifornia, United States
    590.9×
  166. 166Mong KokYau Tsim Mong District, Hong Kong
    590.9×
  167. 166Queenstown Estatelow-cost sensorsSingapore
    590.9×
  168. 166PřerovOlomouc Region, Czechia
    590.9×
  169. 166PardubicePardubice Region, Czechia
    590.9×
  170. 166ElktonMaryland, United States
    590.9×
  171. 171MagnaUtah, United States
    590.9×
  172. 171MillcreekUtah, United States
    590.9×
  173. 173Romans-sur-IsèreAuvergne-Rhône-Alpes, France
    590.9×
  174. 173ManlleuCatalonia, Spain
    590.9×
  175. 173DublinOhio, United States
    590.9×
  176. 176IaşiIași County, Romania
    590.9×
  177. 176RuseRuse, Bulgaria
    590.9×
  178. 176TepliceÚstí nad Labem Region, Czechia
    590.9×
  179. 176East ChicagoIndiana, United States
    590.9×
  180. 176RiversideCalifornia, United States
    590.9×
  181. 181Addis AbabaAddis Ababa, Ethiopia
    580.9×
  182. 181RigaRiga, Latvia
    580.9×
  183. 181MyyrmäkiUusimaa, Finland
    580.9×
  184. 181Fos-sur-MerProvence-Alpes-Côte d'Azur, France
    580.9×
  185. 181IrapuatoGuanajuato, Mexico
    580.9×
  186. 186Tuen MunTuen Mun, Hong Kong
    580.9×
  187. 186NagaiYamagata, Japan
    580.9×
  188. 188PrešovPrešov Region, Slovakia
    580.9×
  189. 188RoubaixHauts-de-France, France
    580.9×
  190. 188BensalemPennsylvania, United States
    580.9×
  191. 188PhoenixArizona, United States
    580.9×
  192. 192AsprópyrgosAttica, Greece
    580.9×
  193. 192NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    580.9×
  194. 192LondonEngland, United Kingdom
    580.9×
  195. 192TalcaMaule Region, Chile
    580.9×
  196. 192Ciudad JuárezChihuahua, Mexico
    580.9×
  197. 192VictorvilleCalifornia, United States
    580.9×
  198. 198Le LamentinMartinique, Martinique
    580.8×
  199. 198San Luis PotosíSan Luis Potosí, Mexico
    580.8×
  200. 200TallahasseeFlorida, United States
    580.8×

Top 200 of 1,829 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 11, 2023, smogrank.com/history/2023-11-11 (accessed 2 Oct 2026).

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