SmogRank / History / October 19, 2024

Most polluted cities on October 19, 2024

2,293 cities ranked by their average PM2.5 over the day; the worst was Lahore, Pakistan, at 218.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during October 19, 2024. All episodes.

← Lahore 218.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for October 19, 2024, 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
    29314.5×
  2. 2Kampalalow-cost sensorsCentral Region, Uganda
    23410.6×
  3. 3KotōKumamoto, Japan
    22610.0×
  4. 4Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1897.3×
  5. 5DelhiDelhi, India
    1836.7×
  6. 6Dhakalow-cost sensorsDhaka Division, Bangladesh
    1786.3×
  7. 7Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1564.2×
  8. 8Kathmandulow-cost sensorsBagmati Province, Nepal
    1554.1×
  9. 9Islamabadlow-cost sensorsIslamabad, Pakistan
    1544.0×
  10. 10Santa Anita - Los FicusLima region, Peru
    1533.9×
  11. 11AstanaAstana, Kazakhstan
    1533.9×
  12. 12ManamaManama, Bahrain
    1533.9×
  13. 13Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1513.7×
  14. 14BaghdadBaghdad, Iraq
    1483.6×
  15. 15Karachilow-cost sensorsSindh, Pakistan
    1323.2×
  16. 16Banja LukaSrpska, Bosnia and Herzegovina
    1273.1×
  17. 17Puerto VarasLos Lagos Region, Chile
    1253.0×
  18. 18CoyhaiqueAysén, Chile
    1253.0×
  19. 19NegotinCentral Serbia, Serbia
    1222.9×
  20. 20LimaLima Province, Peru
    1142.7×
  21. 21ŻywiecSilesia, Poland
    1122.7×
  22. 21TravnikFederation of B&H, Bosnia and Herzegovina
    1122.7×
  23. 23CairoCairo, Egypt
    1112.6×
  24. 24RacibórzSilesia, Poland
    1102.6×
  25. 25Novi PazarCentral Serbia, Serbia
    1092.6×
  26. 26AshgabatAshgabat, Turkmenistan
    1062.5×
  27. 27ValjevoCentral Serbia, Serbia
    1052.5×
  28. 28KigaliKigali, Rwanda
    1042.4×
  29. 29KolkataWest Bengal, India
    1032.4×
  30. 30OsornoLos Lagos Region, Chile
    992.3×
  31. 31N'DjamenaN’Djaména, Chad
    992.3×
  32. 32GuangzhouGuangdong, China
    982.3×
  33. 33Czechowice-DziedziceSilesia, Poland
    982.3×
  34. 34Jastrzębie ZdrójSilesia, Poland
    972.3×
  35. 35FengshanTakao, Taiwan
    962.2×
  36. 35Jurong WestSingapore
    962.2×
  37. 37DushanbeDushanbe, Tajikistan
    962.2×
  38. 37Wan ChaiWan Chai, Hong Kong
    962.2×
  39. 39ColumbusOhio, United States
    962.2×
  40. 40Bielsko-BialaSilesia, Poland
    962.2×
  41. 41UžiceCentral Serbia, Serbia
    952.2×
  42. 42HavířovMoravian-Silesian Region, Czechia
    932.1×
  43. 43HanoiHanoi, Vietnam
    932.1×
  44. 44Addis AbabaAddis Ababa, Ethiopia
    932.1×
  45. 45Wodzisław ŚląskiSilesia, Poland
    902.0×
  46. 46SarajevoFederation of B&H, Bosnia and Herzegovina
    892.0×
  47. 47YongkangTaiwan, Taiwan
    892.0×
  48. 48Villa Poeta José Gálvez BarrenecheaLima region, Peru
    892.0×
  49. 49San Francisco De BorjaLima region, Peru
    881.9×
  50. 50AntananarivoAnalamanga, Madagascar
    881.9×
  51. 51SalorTashkent Region, Uzbekistan
    871.9×
  52. 51ChaozhouTaiwan, Taiwan
    871.9×
  53. 53KaohsiungTakao, Taiwan
    871.9×
  54. 54XinyingTaiwan, Taiwan
    861.9×
  55. 55PleasantvilleNew Jersey, United States
    861.9×
  56. 56CieszynSilesia, Poland
    851.8×
  57. 57TainanTaiwan, Taiwan
    851.8×
  58. 58DejCluj County, Romania
    851.8×
  59. 59Ang Mo Kio New TownSingapore
    841.8×
  60. 60Puerto MonttLos Lagos Region, Chile
    841.8×
  61. 61Chiayi CityTaiwan, Taiwan
    831.8×
  62. 62SantiagoSantiago Metropolitan, Chile
    831.8×
  63. 63OstravaMoravian-Silesian Region, Czechia
    831.7×
  64. 64PrzemyślSubcarpathia, Poland
    821.7×
  65. 64PuliTaiwan, Taiwan
    821.7×
  66. 66Puerto AysénAysén, Chile
    821.7×
  67. 66NacimientoBiobio, Chile
    821.7×
  68. 68Almatylow-cost sensorsAlmaty, Kazakhstan
    821.7×
  69. 68NantouTaiwan, Taiwan
    821.7×
  70. 68BerounCentral Bohemia, Czechia
    821.7×
  71. 71ErlunTaiwan, Taiwan
    811.7×
  72. 72CoronelBiobio, Chile
    811.7×
  73. 73IndianapolisIndiana, United States
    811.7×
  74. 74Columbialow-cost sensorsMissouri, United States
    801.7×
  75. 75San Tung Chung HangIslands, Hong Kong
    801.7×
  76. 76Nong KhaemBangkok, Thailand
    801.6×
  77. 77Tuen MunTuen Mun, Hong Kong
    801.6×
  78. 78KatowiceSilesia, Poland
    801.6×
  79. 79RēzekneRēzekne, Latvia
    791.6×
  80. 79VillarricaAraucania, Chile
    791.6×
  81. 81Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    791.6×
  82. 82Mong KokYau Tsim Mong District, Hong Kong
    781.6×
  83. 83Frýdek-MístekMoravian-Silesian Region, Czechia
    781.6×
  84. 84JakartaJakarta, Indonesia
    781.6×
  85. 85KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    781.6×
  86. 86Ban Samae DamBangkok, Thailand
    771.5×
  87. 87Bang NaBangkok, Thailand
    771.5×
  88. 87DearbornMichigan, United States
    771.5×
  89. 89Gorzów WielkopolskiLubusz, Poland
    771.5×
  90. 89YanacanchaPasco, Peru
    771.5×
  91. 91KragujevacCentral Serbia, Serbia
    761.5×
  92. 91DouliuTaiwan, Taiwan
    761.5×
  93. 91ToméBiobio, Chile
    761.5×
  94. 91RedfordMichigan, United States
    761.5×
  95. 95CodleaBrașov County, Romania
    761.5×
  96. 96Falconara MarittimaThe Marches, Italy
    751.5×
  97. 96Jacobo HunterArequipa, Peru
    751.5×
  98. 98Zielona GóraLubusz, Poland
    751.5×
  99. 98QuillotaValparaiso, Chile
    751.5×
  100. 100BeigangTaiwan, Taiwan
    751.5×
  101. 100OpoleOpole Voivodeship, Poland
    751.5×
  102. 100DetroitMichigan, United States
    751.5×
  103. 103Tin Shui WaiYuen Long, Hong Kong
    741.4×
  104. 103McKeesportPennsylvania, United States
    741.4×
  105. 105RancaguaO'Higgins Region, Chile
    741.4×
  106. 105Khlong Sam WaBangkok, Thailand
    741.4×
  107. 107SzczecinWest Pomerania, Poland
    741.4×
  108. 108ŽilinaŽilina Region, Slovakia
    731.4×
  109. 109Viña del MarValparaiso, Chile
    731.4×
  110. 109Los ÁngelesBiobio, Chile
    731.4×
  111. 109Lincoln ParkMichigan, United States
    731.4×
  112. 112HualpénBiobio, Chile
    721.4×
  113. 113TocopillaAntofagasta, Chile
    721.4×
  114. 114Istanbullow-cost sensorsIstanbul, Turkey
    721.4×
  115. 114FanlingNorth District, Hong Kong
    721.4×
  116. 114HualquiBiobio, Chile
    721.4×
  117. 114BirminghamAlabama, United States
    721.4×
  118. 118MiskolcBorsod-Abaúj-Zemplén, Hungary
    721.4×
  119. 118BartlettTennessee, United States
    721.4×
  120. 120YuanlinTaiwan, Taiwan
    711.3×
  121. 120PúchovTrenčín Region, Slovakia
    711.3×
  122. 120KadaňÚstí nad Labem Region, Czechia
    711.3×
  123. 120ChillánÑuble, Chile
    711.3×
  124. 124TaylorMichigan, United States
    711.3×
  125. 124Imperial BeachCalifornia, United States
    711.3×
  126. 126Tsuen WanTsuen Wan, Hong Kong
    711.3×
  127. 126MossØstfold, Norway
    711.3×
  128. 128Kędzierzyn-KoźleOpole Voivodeship, Poland
    711.3×
  129. 129NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    711.3×
  130. 129Queenstown Estatelow-cost sensorsSingapore
    711.3×
  131. 129QuilpuéValparaiso, Chile
    711.3×
  132. 132BremerhavenBremen, Germany
    701.3×
  133. 132PilsenPlzeň Region, Czechia
    701.3×
  134. 132AntofagastaAntofagasta, Chile
    701.3×
  135. 135Sham Shui PoSham Shui Po District, Hong Kong
    701.3×
  136. 135DelmenhorstLower Saxony, Germany
    701.3×
  137. 135QuinteroValparaiso, Chile
    701.3×
  138. 135ChiguayanteBiobio, Chile
    701.3×
  139. 139TřinecMoravian-Silesian Region, Czechia
    701.3×
  140. 139ConcónValparaiso, Chile
    701.3×
  141. 139ChikuseiIbaraki, Japan
    701.3×
  142. 142Saphan SungBangkok, Thailand
    701.3×
  143. 143ChocopeLa Libertad, Peru
    691.3×
  144. 143WindsorOntario, Canada
    691.3×
  145. 145ChennaiTamil Nadu, India
    691.3×
  146. 145Tai PoTai Po, Hong Kong
    691.3×
  147. 145KościanGreater Poland, Poland
    691.3×
  148. 145TalaganteSantiago Metropolitan, Chile
    691.3×
  149. 145ShikokuchūōEhime, Japan
    691.3×
  150. 150StralsundMecklenburg-Vorpommern, Germany
    691.3×
  151. 150CantonOhio, United States
    691.3×
  152. 152NeubrandenburgMecklenburg-Vorpommern, Germany
    691.2×
  153. 152SarpsborgØstfold, Norway
    691.2×
  154. 152RengoO'Higgins Region, Chile
    691.2×
  155. 152AricaArica y Parinacota Region, Chile
    691.2×
  156. 156Kwai ChungKwai Tsing District, Hong Kong
    691.2×
  157. 156VictoriaCentral and Western, Hong Kong
    691.2×
  158. 158JeddahMecca Region, Saudi Arabia
    691.2×
  159. 158ErlinTaiwan, Taiwan
    691.2×
  160. 158JinchengFukien, Taiwan
    691.2×
  161. 158MartinŽilina Region, Slovakia
    691.2×
  162. 158Strzelce OpolskieOpole Voivodeship, Poland
    691.2×
  163. 158LinaresMaule Region, Chile
    691.2×
  164. 164IaşiIași County, Romania
    681.2×
  165. 164ČačakCentral Serbia, Serbia
    681.2×
  166. 164RostockMecklenburg-Vorpommern, Germany
    681.2×
  167. 164BurghausenBavaria, Germany
    681.2×
  168. 164PoznańGreater Poland, Poland
    681.2×
  169. 169Little RockArkansas, United States
    681.2×
  170. 170MostÚstí nad Labem Region, Czechia
    681.2×
  171. 171KielceŚwiętokrzyskie, Poland
    681.2×
  172. 171Sau Mau PingKwun Tong District, Hong Kong
    681.2×
  173. 173ChanghuaTaiwan, Taiwan
    681.2×
  174. 173LučenecBanská Bystrica Region, Slovakia
    681.2×
  175. 173LotaBiobio, Chile
    681.2×
  176. 173PeoriaIllinois, United States
    681.2×
  177. 177JasłoSubcarpathia, Poland
    671.2×
  178. 177SchwerinMecklenburg-Vorpommern, Germany
    671.2×
  179. 177TalcahuanoBiobio, Chile
    671.2×
  180. 180Skarżysko-KamiennaŚwiętokrzyskie, Poland
    671.2×
  181. 180TaichungTaiwan, Taiwan
    671.2×
  182. 180BuziTaiwan, Taiwan
    671.2×
  183. 180WismarMecklenburg-Vorpommern, Germany
    671.2×
  184. 180CauquenesMaule Region, Chile
    671.2×
  185. 185ZamośćLublin, Poland
    671.2×
  186. 185OytenLower Saxony, Germany
    671.2×
  187. 185HalstenbekSchleswig-Holstein, Germany
    671.2×
  188. 185GüstrowMecklenburg-Vorpommern, Germany
    671.2×
  189. 185FlensburgSchleswig-Holstein, Germany
    671.2×
  190. 190OldenburgLower Saxony, Germany
    671.2×
  191. 190Fort WayneIndiana, United States
    671.2×
  192. 190WittenbergSaxony-Anhalt, Germany
    671.2×
  193. 193Bang KapiBangkok, Thailand
    671.2×
  194. 193DessauSaxony-Anhalt, Germany
    671.2×
  195. 195CuricóMaule Region, Chile
    661.2×
  196. 195Sai MaiBangkok, Thailand
    661.2×
  197. 197PrešovPrešov Region, Slovakia
    661.2×
  198. 197WoodlandsSingapore
    661.2×
  199. 197GyőrGyőr-Moson-Sopron, Hungary
    661.2×
  200. 200BangkokBangkok, Thailand
    661.1×

Top 200 of 2,293 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

Not covered: the government monitoring networks of China and Turkey, which publish no terms that let us reuse their readings. Most cities there are missing from this board, not clean. Why.

Use this board

SmogRank, most polluted cities, PM2.5, October 19, 2024, smogrank.com/history/2024-10-19 (accessed 3 Oct 2026).

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