SmogRank / History / September 24, 2024

Most polluted cities on September 24, 2024

1,717 cities ranked by their average PM2.5 over the day; the worst was Kinshasa, Democratic Republic of the Congo, at 97.4 µg/m³. Each city's own local calendar day.

← Kinshasa 97.4 µg/m³ 90 µg/m³15 WHO 24-hour guideline
Every city ranked for September 24, 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. 1Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1806.5×
  2. 2Kampalalow-cost sensorsCentral Region, Uganda
    1776.2×
  3. 3DelhiDelhi, India
    1695.4×
  4. 4Lahorelow-cost sensorsPunjab, Pakistan
    1695.4×
  5. 5Asunciónlow-cost sensorsAsuncion, Paraguay
    1685.3×
  6. 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1685.3×
  7. 7AshgabatAshgabat, Turkmenistan
    1634.9×
  8. 8Santa Anita - Los FicusLima region, Peru
    1624.7×
  9. 9OsornoLos Lagos Region, Chile
    1604.6×
  10. 10DushanbeDushanbe, Tajikistan
    1574.3×
  11. 11VillarricaAraucania, Chile
    1564.2×
  12. 12KigaliKigali, Rwanda
    1503.7×
  13. 13YanacanchaPasco, Peru
    1453.5×
  14. 14ValdiviaLos Ríos Region, Chile
    1423.5×
  15. 15La UniónLos Ríos Region, Chile
    1423.5×
  16. 16HanoiHanoi, Vietnam
    1373.3×
  17. 17JakartaJakarta, Indonesia
    1363.3×
  18. 18Islamabadlow-cost sensorsIslamabad, Pakistan
    1353.3×
  19. 19BeijingBeijing, China
    1343.3×
  20. 20NacimientoBiobio, Chile
    1263.1×
  21. 21Puerto VarasLos Lagos Region, Chile
    1212.9×
  22. 22HyderabadTelangana, India
    1132.7×
  23. 23CairoCairo, Egypt
    1062.5×
  24. 24BogotáBogota D.C., Colombia
    1052.5×
  25. 25Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1032.4×
  26. 25TemucoAraucania, Chile
    1032.4×
  27. 27BaghdadBaghdad, Iraq
    1022.4×
  28. 28AlgiersAlgiers, Algeria
    962.2×
  29. 29São PauloSão Paulo, Brazil
    952.2×
  30. 30Rapid CitySouth Dakota, United States
    932.1×
  31. 31Jacobo HunterArequipa, Peru
    912.0×
  32. 32Puerto MonttLos Lagos Region, Chile
    912.0×
  33. 33Kathmandulow-cost sensorsBagmati Province, Nepal
    902.0×
  34. 34HualquiBiobio, Chile
    892.0×
  35. 35CoyhaiqueAysén, Chile
    881.9×
  36. 36CuranilahueBiobio, Chile
    881.9×
  37. 37MaputoMaputo City, Mozambique
    871.9×
  38. 38Dhakalow-cost sensorsDhaka Division, Bangladesh
    851.8×
  39. 39N'DjamenaN’Djaména, Chad
    841.8×
  40. 39CoronelBiobio, Chile
    841.8×
  41. 41RengoO'Higgins Region, Chile
    831.8×
  42. 42HualpénBiobio, Chile
    831.7×
  43. 43Puerto AysénAysén, Chile
    821.7×
  44. 44Puente AltoSantiago Metropolitan, Chile
    811.7×
  45. 45GdyniaPomerania, Poland
    801.6×
  46. 46GdańskPomerania, Poland
    801.6×
  47. 47RancaguaO'Higgins Region, Chile
    781.6×
  48. 48SarpsborgØstfold, Norway
    781.6×
  49. 49LawrencevilleGeorgia, United States
    781.6×
  50. 50SzczecinWest Pomerania, Poland
    781.6×
  51. 51KraljevoCentral Serbia, Serbia
    781.6×
  52. 52CauquenesMaule Region, Chile
    771.6×
  53. 52AntofagastaAntofagasta, Chile
    771.6×
  54. 54Bang NaBangkok, Thailand
    771.5×
  55. 55ŻywiecSilesia, Poland
    761.5×
  56. 55ChillánÑuble, Chile
    761.5×
  57. 57GainesvilleGeorgia, United States
    761.5×
  58. 57San Francisco De BorjaLima region, Peru
    761.5×
  59. 59ChennaiTamil Nadu, India
    751.5×
  60. 59West MemphisArkansas, United States
    751.5×
  61. 61YauriCuzco Department, Peru
    741.4×
  62. 62ChiguayanteBiobio, Chile
    741.4×
  63. 63BirminghamAlabama, United States
    741.4×
  64. 64ElblągWarmia-Masuria, Poland
    731.4×
  65. 64BydgoszczKujawsko-Pomorskie, Poland
    731.4×
  66. 66CoquimboCoquimbo Region, Chile
    731.4×
  67. 66McDonoughGeorgia, United States
    731.4×
  68. 68PoznańGreater Poland, Poland
    731.4×
  69. 69Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    721.4×
  70. 69KościerzynaPomerania, Poland
    721.4×
  71. 69QuillotaValparaiso, Chile
    721.4×
  72. 72CopiapóAtacama, Chile
    721.4×
  73. 73SantiagoSantiago Metropolitan, Chile
    721.4×
  74. 74GrajewoPodlasie, Poland
    721.4×
  75. 74AntananarivoAnalamanga, Madagascar
    721.4×
  76. 74TocopillaAntofagasta, Chile
    721.4×
  77. 77OlsztynWarmia-Masuria, Poland
    711.3×
  78. 77Los ÁngelesBiobio, Chile
    711.3×
  79. 77La SerenaCoquimbo Region, Chile
    711.3×
  80. 80FontanaCalifornia, United States
    711.3×
  81. 81TalcahuanoBiobio, Chile
    711.3×
  82. 82KatowiceSilesia, Poland
    701.3×
  83. 82QuinteroValparaiso, Chile
    701.3×
  84. 82AricaArica y Parinacota Region, Chile
    701.3×
  85. 85FredrikstadØstfold, Norway
    701.3×
  86. 86BytówPomerania, Poland
    701.3×
  87. 87ŁukówLublin, Poland
    701.3×
  88. 87Villa Poeta José Gálvez BarrenecheaLima region, Peru
    701.3×
  89. 89RacibórzSilesia, Poland
    691.3×
  90. 89Gorzów WielkopolskiLubusz, Poland
    691.3×
  91. 89LillestrømAkershus, Norway
    691.3×
  92. 92MiskolcBorsod-Abaúj-Zemplén, Hungary
    691.3×
  93. 93ToméBiobio, Chile
    691.2×
  94. 94WarsawMazovia, Poland
    691.2×
  95. 95LublinLublin, Poland
    691.2×
  96. 95FresnoCalifornia, United States
    691.2×
  97. 97PruszkówMazovia, Poland
    681.2×
  98. 97KrakówLesser Poland, Poland
    681.2×
  99. 97TalaganteSantiago Metropolitan, Chile
    681.2×
  100. 100WłocławekKujawsko-Pomorskie, Poland
    681.2×
  101. 100TrussvilleAlabama, United States
    681.2×
  102. 102Khlong LuangPathum Thani, Thailand
    681.2×
  103. 102San ClementeIca, Peru
    681.2×
  104. 102HanfordCalifornia, United States
    681.2×
  105. 105Konstancin-JeziornaMazovia, Poland
    681.2×
  106. 105KaliszGreater Poland, Poland
    681.2×
  107. 107GlasgowScotland, United Kingdom
    681.2×
  108. 107ConcónValparaiso, Chile
    681.2×
  109. 109NiskoSubcarpathia, Poland
    671.2×
  110. 109AugustówPodlasie, Poland
    671.2×
  111. 109PirotCentral Serbia, Serbia
    671.2×
  112. 109Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    671.2×
  113. 109ConcepciónBiobio, Chile
    671.2×
  114. 114KołobrzegWest Pomerania, Poland
    671.2×
  115. 115StarachowiceŚwiętokrzyskie, Poland
    671.2×
  116. 115OtwockMazovia, Poland
    671.2×
  117. 115ŁódźŁódź Voivodeship, Poland
    671.2×
  118. 115Jastrzębie ZdrójSilesia, Poland
    671.2×
  119. 119NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    671.2×
  120. 119LegionowoMazovia, Poland
    671.2×
  121. 121CuricóMaule Region, Chile
    661.2×
  122. 121Alto HospicioTarapacá, Chile
    661.2×
  123. 121BurbankCalifornia, United States
    661.2×
  124. 124Nong KhaemBangkok, Thailand
    661.1×
  125. 124CalamaAntofagasta, Chile
    661.1×
  126. 126DziałdowoWarmia-Masuria, Poland
    661.1×
  127. 126Ang Mo Kio New TownSingapore
    661.1×
  128. 126CallaoCallao, Peru
    661.1×
  129. 126Jurupa ValleyCalifornia, United States
    661.1×
  130. 126Candler-McAfeeGeorgia, United States
    661.1×
  131. 131PrzemyślSubcarpathia, Poland
    661.1×
  132. 131KielceŚwiętokrzyskie, Poland
    661.1×
  133. 131Nakhon PathomNakhon Pathom, Thailand
    661.1×
  134. 131KościanGreater Poland, Poland
    661.1×
  135. 131AtlantaGeorgia, United States
    661.1×
  136. 136ZamośćLublin, Poland
    651.1×
  137. 136Ban Samae DamBangkok, Thailand
    651.1×
  138. 138Zielona GóraLubusz, Poland
    651.1×
  139. 139Skarżysko-KamiennaŚwiętokrzyskie, Poland
    651.1×
  140. 139NogalesSonora, Mexico
    651.1×
  141. 139Khlong Sam WaBangkok, Thailand
    651.1×
  142. 142Los AngelesCalifornia, United States
    651.1×
  143. 143RadomMazovia, Poland
    641.1×
  144. 143KutnoŁódź Voivodeship, Poland
    641.1×
  145. 143Viña del MarValparaiso, Chile
    641.1×
  146. 146ConroeTexas, United States
    641.1×
  147. 146ClovisCalifornia, United States
    641.1×
  148. 148ZgierzŁódź Voivodeship, Poland
    641.1×
  149. 148RadomskoŁódź Voivodeship, Poland
    641.1×
  150. 148PiscoIca, Peru
    641.1×
  151. 148VisaliaCalifornia, United States
    641.1×
  152. 152Bielsko-BialaSilesia, Poland
    641.1×
  153. 152GlendoraCalifornia, United States
    641.1×
  154. 154Wan ChaiWan Chai, Hong Kong
    641.1×
  155. 154ColumbusGeorgia, United States
    641.1×
  156. 156Carsonlow-cost sensorsCalifornia, United States
    631.1×
  157. 156RiversideCalifornia, United States
    631.1×
  158. 158MumbaiMaharashtra, India
    631.0×
  159. 158ŁaskŁódź Voivodeship, Poland
    631.0×
  160. 158LotaBiobio, Chile
    631.0×
  161. 158Phenix CityAlabama, United States
    631.0×
  162. 158CorcoranCalifornia, United States
    631.0×
  163. 163ZemunCentral Serbia, Serbia
    631.0×
  164. 163SpartanburgSouth Carolina, United States
    631.0×
  165. 163Agouralow-cost sensorsCalifornia, United States
    631.0×
  166. 166Almatylow-cost sensorsAlmaty, Kazakhstan
    631.0×
  167. 166Ulu BedokSingapore
    631.0×
  168. 166KristiansandAgder, Norway
    631.0×
  169. 166TalcaMaule Region, Chile
    631.0×
  170. 170East RidgeTennessee, United States
    631.0×
  171. 170El CajonCalifornia, United States
    631.0×
  172. 172Ban Khlong PrawetBangkok, Thailand
    621.0×
  173. 173Ulan BatorUlaanbaatar, Mongolia
    621.0×
  174. 173ToruńKujawsko-Pomorskie, Poland
    621.0×
  175. 173KennesawGeorgia, United States
    621.0×
  176. 176Banja LukaSrpska, Bosnia and Herzegovina
    621.0×
  177. 176Guatemala CityGuatemala, Guatemala
    621.0×
  178. 176QuilpuéValparaiso, Chile
    621.0×
  179. 176Inglewoodlow-cost sensorsCalifornia, United States
    621.0×
  180. 176Santa Monicalow-cost sensorsCalifornia, United States
    621.0×
  181. 181PułtuskMazovia, Poland
    621.0×
  182. 181NajuJeollanam-do, South Korea
    621.0×
  183. 181KłodzkoLower Silesia, Poland
    621.0×
  184. 181MaconGeorgia, United States
    621.0×
  185. 185GuangzhouGuangdong, China
    621.0×
  186. 185Newcastle upon TyneEngland, United Kingdom
    621.0×
  187. 185San Pedro de la PazBiobio, Chile
    621.0×
  188. 188BiałystokPodlasie, Poland
    611.0×
  189. 188OsloOslo, Norway
    611.0×
  190. 188PortervilleCalifornia, United States
    611.0×
  191. 188Saphan SungBangkok, Thailand
    611.0×
  192. 192WawerMazovia, Poland
    611.0×
  193. 193Queenstown Estatelow-cost sensorsSingapore
    611.0×
  194. 193ChattanoogaTennessee, United States
    611.0×
  195. 195JarosławSubcarpathia, Poland
    611.0×
  196. 195BangkokBangkok, Thailand
    611.0×
  197. 195Bang Bo DistrictSamut Prakan, Thailand
    611.0×
  198. 195GreenvilleSouth Carolina, United States
    611.0×
  199. 195Torrancelow-cost sensorsCalifornia, United States
    611.0×
  200. 200EłkWarmia-Masuria, Poland
    611.0×

Top 200 of 1,717 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, September 24, 2024, smogrank.com/history/2024-09-24 (accessed 3 Oct 2026).

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