SmogRank / History / October 2, 2024

Most polluted cities on October 2, 2024

1,705 cities ranked by their average PM2.5 over the day; the worst was Kampala, Uganda, at 126.0 µg/m³. Each city's own local calendar day.

← Kampala 126.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for October 2, 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. 1Kampalalow-cost sensorsCentral Region, Uganda
    2018.4×
  2. 2Lahorelow-cost sensorsPunjab, Pakistan
    1867.1×
  3. 3Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1756.0×
  4. 4Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1705.5×
  5. 5Puerto VarasLos Lagos Region, Chile
    1594.5×
  6. 6KolkataWest Bengal, India
    1554.1×
  7. 7DelhiDelhi, India
    1533.9×
  8. 8Dhakalow-cost sensorsDhaka Division, Bangladesh
    1423.5×
  9. 9MumbaiMaharashtra, India
    1383.4×
  10. 10AntananarivoAnalamanga, Madagascar
    1353.3×
  11. 11BaghdadBaghdad, Iraq
    1323.2×
  12. 12Santa Anita - Los FicusLima region, Peru
    1323.2×
  13. 13OsornoLos Lagos Region, Chile
    1313.2×
  14. 14ValdiviaLos Ríos Region, Chile
    1263.1×
  15. 15JakartaJakarta, Indonesia
    1263.0×
  16. 16Islamabadlow-cost sensorsIslamabad, Pakistan
    1243.0×
  17. 17CoyhaiqueAysén, Chile
    1182.8×
  18. 18HualpénBiobio, Chile
    1132.7×
  19. 19Puerto MonttLos Lagos Region, Chile
    1102.6×
  20. 20São PauloSão Paulo, Brazil
    1102.6×
  21. 21Banja LukaSrpska, Bosnia and Herzegovina
    1062.5×
  22. 22La UniónLos Ríos Region, Chile
    1032.4×
  23. 23AshgabatAshgabat, Turkmenistan
    972.3×
  24. 24BakuBaki, Azerbaijan
    962.2×
  25. 25VillarricaAraucania, Chile
    942.1×
  26. 26HualquiBiobio, Chile
    932.1×
  27. 27Ulan BatorUlaanbaatar, Mongolia
    932.1×
  28. 27BogotáBogota D.C., Colombia
    932.1×
  29. 27Puerto AysénAysén, Chile
    932.1×
  30. 30Şabāḩ as SālimMubārak al Kabīr, Kuwait
    922.1×
  31. 31Kathmandulow-cost sensorsBagmati Province, Nepal
    922.1×
  32. 32NogalesSonora, Mexico
    912.0×
  33. 33San ClementeIca, Peru
    892.0×
  34. 34N'DjamenaN’Djaména, Chad
    881.9×
  35. 35Villa Poeta José Gálvez BarrenecheaLima region, Peru
    881.9×
  36. 36Jacobo HunterArequipa, Peru
    851.8×
  37. 37Asunciónlow-cost sensorsAsuncion, Paraguay
    851.8×
  38. 38FresnoCalifornia, United States
    841.8×
  39. 39ChiguayanteBiobio, Chile
    821.7×
  40. 40San Francisco De BorjaLima region, Peru
    811.7×
  41. 41Zielona GóraLubusz, Poland
    811.7×
  42. 42HanfordCalifornia, United States
    781.6×
  43. 43SalorTashkent Region, Uzbekistan
    781.6×
  44. 44KaliszGreater Poland, Poland
    781.6×
  45. 45NacimientoBiobio, Chile
    771.5×
  46. 46CoronelBiobio, Chile
    771.5×
  47. 47CopiapóAtacama, Chile
    761.5×
  48. 48ToméBiobio, Chile
    761.5×
  49. 49AlgiersAlgiers, Algeria
    751.5×
  50. 50AricaArica y Parinacota Region, Chile
    751.5×
  51. 50CallaoCallao, Peru
    751.5×
  52. 52AntofagastaAntofagasta, Chile
    741.4×
  53. 52SheridanWyoming, United States
    741.4×
  54. 54SantiagoSantiago Metropolitan, Chile
    741.4×
  55. 55FontanaCalifornia, United States
    741.4×
  56. 56CuranilahueBiobio, Chile
    741.4×
  57. 56ClovisCalifornia, United States
    741.4×
  58. 58TocopillaAntofagasta, Chile
    731.4×
  59. 58Puente AltoSantiago Metropolitan, Chile
    731.4×
  60. 60TemucoAraucania, Chile
    721.4×
  61. 61DushanbeDushanbe, Tajikistan
    721.4×
  62. 61Jurupa ValleyCalifornia, United States
    721.4×
  63. 63ZgierzŁódź Voivodeship, Poland
    711.3×
  64. 63MaderaCalifornia, United States
    711.3×
  65. 65Czechowice-DziedziceSilesia, Poland
    711.3×
  66. 65QuinteroValparaiso, Chile
    711.3×
  67. 65La SerenaCoquimbo Region, Chile
    711.3×
  68. 68Bang NaBangkok, Thailand
    711.3×
  69. 69CauquenesMaule Region, Chile
    701.3×
  70. 70HanoiHanoi, Vietnam
    701.3×
  71. 71LegionowoMazovia, Poland
    701.3×
  72. 71CoquimboCoquimbo Region, Chile
    701.3×
  73. 73ChiryūAichi, Japan
    701.3×
  74. 74HyderabadTelangana, India
    701.3×
  75. 74CorcoranCalifornia, United States
    701.3×
  76. 76KutnoŁódź Voivodeship, Poland
    691.3×
  77. 77WłocławekKujawsko-Pomorskie, Poland
    691.2×
  78. 78TokiGifu, Japan
    691.2×
  79. 78ConcónValparaiso, Chile
    691.2×
  80. 78YanacanchaPasco, Peru
    691.2×
  81. 81RacibórzSilesia, Poland
    691.2×
  82. 81Guatemala CityGuatemala, Guatemala
    691.2×
  83. 81VisaliaCalifornia, United States
    691.2×
  84. 84GuangzhouGuangdong, China
    681.2×
  85. 84PoznańGreater Poland, Poland
    681.2×
  86. 86BakersfieldCalifornia, United States
    681.2×
  87. 86BerkeleyCalifornia, United States
    681.2×
  88. 88TalcahuanoBiobio, Chile
    681.2×
  89. 88Alto HospicioTarapacá, Chile
    681.2×
  90. 88Casa GrandeArizona, United States
    681.2×
  91. 91QuillotaValparaiso, Chile
    681.2×
  92. 92RabinalBaja Verapaz, Guatemala
    681.2×
  93. 92TalaganteSantiago Metropolitan, Chile
    681.2×
  94. 92MatsusakaMie, Japan
    681.2×
  95. 95OtwockMazovia, Poland
    671.2×
  96. 95RiversideCalifornia, United States
    671.2×
  97. 97KatowiceSilesia, Poland
    671.2×
  98. 97YauriCuzco Department, Peru
    671.2×
  99. 99CalamaAntofagasta, Chile
    671.2×
  100. 100Tuen MunTuen Mun, Hong Kong
    661.2×
  101. 100OyamaTochigi, Japan
    661.2×
  102. 102Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    661.2×
  103. 102OlsztynWarmia-Masuria, Poland
    661.2×
  104. 102ŁódźŁódź Voivodeship, Poland
    661.2×
  105. 105DziałdowoWarmia-Masuria, Poland
    661.1×
  106. 105KościanGreater Poland, Poland
    661.1×
  107. 107ŻywiecSilesia, Poland
    661.1×
  108. 107BrawleyCalifornia, United States
    661.1×
  109. 109TaharaAichi, Japan
    661.1×
  110. 109SacramentoCalifornia, United States
    661.1×
  111. 109StocktonCalifornia, United States
    661.1×
  112. 109GilletteWyoming, United States
    661.1×
  113. 113PortervilleCalifornia, United States
    661.1×
  114. 114LublinLublin, Poland
    651.1×
  115. 114OkazakiAichi, Japan
    651.1×
  116. 116HandaAichi, Japan
    651.1×
  117. 116SaguenayQuebec, Canada
    651.1×
  118. 118TōkaiAichi, Japan
    651.1×
  119. 119Skarżysko-KamiennaŚwiętokrzyskie, Poland
    651.1×
  120. 119Wan ChaiWan Chai, Hong Kong
    651.1×
  121. 119IndianapolisIndiana, United States
    651.1×
  122. 119Los AngelesCalifornia, United States
    651.1×
  123. 123Khlong LuangPathum Thani, Thailand
    651.1×
  124. 123RancaguaO'Higgins Region, Chile
    651.1×
  125. 125CuricóMaule Region, Chile
    641.1×
  126. 125Khlong Sam WaBangkok, Thailand
    641.1×
  127. 127RengoO'Higgins Region, Chile
    641.1×
  128. 127ConcepciónBiobio, Chile
    641.1×
  129. 127Inglewoodlow-cost sensorsCalifornia, United States
    641.1×
  130. 127San Pedro de la PazBiobio, Chile
    641.1×
  131. 131TsuMie, Japan
    641.1×
  132. 131ŌtsukiYamanashi, Japan
    641.1×
  133. 131Viña del MarValparaiso, Chile
    641.1×
  134. 131RochesterMinnesota, United States
    641.1×
  135. 131TsuchiuraIbaraki, Japan
    641.1×
  136. 136MinatoWakayama, Japan
    641.1×
  137. 136SaikūMie, Japan
    641.1×
  138. 136NabariMie, Japan
    641.1×
  139. 136IwadeWakayama, Japan
    641.1×
  140. 136IwakiFukushima, Japan
    641.1×
  141. 141ToyotaAichi, Japan
    641.1×
  142. 141NagoyaAichi, Japan
    641.1×
  143. 141AnjōAichi, Japan
    641.1×
  144. 144GifuGifu, Japan
    631.1×
  145. 145Jurong WestSingapore
    631.0×
  146. 145ChillánÑuble, Chile
    631.0×
  147. 147RichmondCalifornia, United States
    631.0×
  148. 147OwariasahiAichi, Japan
    631.0×
  149. 149WrocławLower Silesia, Poland
    631.0×
  150. 149Jastrzębie ZdrójSilesia, Poland
    631.0×
  151. 149QuilpuéValparaiso, Chile
    631.0×
  152. 152PruszkówMazovia, Poland
    631.0×
  153. 152ModestoCalifornia, United States
    631.0×
  154. 154Addis AbabaAddis Ababa, Ethiopia
    631.0×
  155. 154SuzukaMie, Japan
    631.0×
  156. 154FujinomiyaShizuoka, Japan
    631.0×
  157. 154ToruńKujawsko-Pomorskie, Poland
    631.0×
  158. 154Hawthornelow-cost sensorsCalifornia, United States
    631.0×
  159. 154KosaiShizuoka, Japan
    631.0×
  160. 160TatebayashiGunma, Japan
    621.0×
  161. 160AyaseKanagawa, Japan
    621.0×
  162. 162ShimaMie, Japan
    621.0×
  163. 162KinokawaWakayama, Japan
    621.0×
  164. 164YawataKyoto, Japan
    621.0×
  165. 164TajimiGifu, Japan
    621.0×
  166. 164KochiKochi, Japan
    621.0×
  167. 164IseMie, Japan
    621.0×
  168. 164San JoseCalifornia, United States
    621.0×
  169. 169BeijingBeijing, China
    621.0×
  170. 169NajuJeollanam-do, South Korea
    621.0×
  171. 169NishioAichi, Japan
    621.0×
  172. 169Nara-shiNara, Japan
    621.0×
  173. 169PłockMazovia, Poland
    621.0×
  174. 169YumaArizona, United States
    621.0×
  175. 169KikugawaShizuoka, Japan
    621.0×
  176. 169Arden-ArcadeCalifornia, United States
    621.0×
  177. 169IgaMie, Japan
    621.0×
  178. 178UjiKyoto, Japan
    621.0×
  179. 178HamamatsuShizuoka, Japan
    621.0×
  180. 178Carsonlow-cost sensorsCalifornia, United States
    621.0×
  181. 178MinamichitaAichi, Japan
    621.0×
  182. 178AmaAichi, Japan
    621.0×
  183. 183ToyohashiAichi, Japan
    611.0×
  184. 183KainanWakayama, Japan
    611.0×
  185. 183GlendoraCalifornia, United States
    611.0×
  186. 183WoodlandCalifornia, United States
    611.0×
  187. 183KaizuGifu, Japan
    611.0×
  188. 188YoukaichiShiga, Japan
    611.0×
  189. 188MinokamoGifu, Japan
    611.0×
  190. 190MenumaSaitama, Japan
    611.0×
  191. 190KameyamaMie, Japan
    611.0×
  192. 190GamagōriAichi, Japan
    611.0×
  193. 190TalcaMaule Region, Chile
    611.0×
  194. 190PhoenixArizona, United States
    611.0×
  195. 190CalexicoCalifornia, United States
    611.0×
  196. 190MantecaCalifornia, United States
    611.0×
  197. 190MimaTokushima, Japan
    611.0×
  198. 198ŻyrardówMazovia, Poland
    611.0×
  199. 198YokkaichiMie, Japan
    611.0×
  200. 198Kamojimachō-jōgejimaTokushima, Japan
    611.0×

Top 200 of 1,705 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 2, 2024, smogrank.com/history/2024-10-02 (accessed 3 Oct 2026).

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