SmogRank / History / October 10, 2024

Most polluted cities on October 10, 2024

1,666 cities ranked by their average PM2.5 over the day; the worst was Baghdad, Iraq, at 129.0 µg/m³. Each city's own local calendar day.

← Baghdad 129.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for October 10, 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. 1BaghdadBaghdad, Iraq
    2048.6×
  2. 2HanoiHanoi, Vietnam
    1816.6×
  3. 3Kampalalow-cost sensorsCentral Region, Uganda
    1816.5×
  4. 4Lahorelow-cost sensorsPunjab, Pakistan
    1776.2×
  5. 5Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1766.0×
  6. 6Dhakalow-cost sensorsDhaka Division, Bangladesh
    1614.7×
  7. 7SheridanWyoming, United States
    1614.7×
  8. 8Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1594.4×
  9. 9Santa Anita - Los FicusLima region, Peru
    1513.7×
  10. 10ShanghaiShanghai, China
    1403.4×
  11. 11AshgabatAshgabat, Turkmenistan
    1373.3×
  12. 12JakartaJakarta, Indonesia
    1313.2×
  13. 13Vientianelow-cost sensorsVientiane Prefecture, Laos
    1212.9×
  14. 14Karachilow-cost sensorsSindh, Pakistan
    1202.9×
  15. 14DelhiDelhi, India
    1202.9×
  16. 16Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1152.7×
  17. 17LimaLima Province, Peru
    1112.6×
  18. 18Islamabadlow-cost sensorsIslamabad, Pakistan
    1082.5×
  19. 19Samut SakhonSamut Sakhon, Thailand
    1072.5×
  20. 20ReddingCalifornia, United States
    1062.5×
  21. 21SalorTashkent Region, Uzbekistan
    1052.5×
  22. 22SulphurLouisiana, United States
    1022.4×
  23. 23Los AngelesCalifornia, United States
    962.2×
  24. 24Addis AbabaAddis Ababa, Ethiopia
    962.2×
  25. 24Kathmandulow-cost sensorsBagmati Province, Nepal
    962.2×
  26. 26KigaliKigali, Rwanda
    932.1×
  27. 27CairoCairo, Egypt
    922.1×
  28. 28Nong KhaemBangkok, Thailand
    881.9×
  29. 29MumbaiMaharashtra, India
    881.9×
  30. 30Bang NaBangkok, Thailand
    881.9×
  31. 31Puerto VarasLos Lagos Region, Chile
    881.9×
  32. 31ChiguayanteBiobio, Chile
    881.9×
  33. 33Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    871.9×
  34. 33AntananarivoAnalamanga, Madagascar
    871.9×
  35. 33San Francisco De BorjaLima region, Peru
    871.9×
  36. 36Puente AltoSantiago Metropolitan, Chile
    871.9×
  37. 37Quezon Citylow-cost sensorsNational Capital Region, Philippines
    861.9×
  38. 38SantiagoSantiago Metropolitan, Chile
    851.8×
  39. 38Puerto MonttLos Lagos Region, Chile
    851.8×
  40. 38CoronelBiobio, Chile
    851.8×
  41. 41Ban Samae DamBangkok, Thailand
    841.8×
  42. 42DushanbeDushanbe, Tajikistan
    841.8×
  43. 43BurbankCalifornia, United States
    831.8×
  44. 44Nakhon PathomNakhon Pathom, Thailand
    831.8×
  45. 45HualquiBiobio, Chile
    831.7×
  46. 46CallaoCallao, Peru
    811.7×
  47. 47Inglewoodlow-cost sensorsCalifornia, United States
    811.7×
  48. 48La UniónLos Ríos Region, Chile
    811.7×
  49. 49Wan ChaiWan Chai, Hong Kong
    801.7×
  50. 50OsornoLos Lagos Region, Chile
    801.6×
  51. 51Hawthornelow-cost sensorsCalifornia, United States
    791.6×
  52. 51El PasoTexas, United States
    791.6×
  53. 53GuangzhouGuangdong, China
    791.6×
  54. 54Tuen MunTuen Mun, Hong Kong
    781.6×
  55. 54BrookingsSouth Dakota, United States
    781.6×
  56. 56Ulan BatorUlaanbaatar, Mongolia
    781.6×
  57. 57Torrancelow-cost sensorsCalifornia, United States
    781.6×
  58. 58JinchengFukien, Taiwan
    781.6×
  59. 58HualpénBiobio, Chile
    781.6×
  60. 58Santa Monicalow-cost sensorsCalifornia, United States
    781.6×
  61. 61AstanaAstana, Kazakhstan
    771.5×
  62. 61CoyhaiqueAysén, Chile
    771.5×
  63. 61Jurupa ValleyCalifornia, United States
    771.5×
  64. 64Carsonlow-cost sensorsCalifornia, United States
    771.5×
  65. 65RiversideCalifornia, United States
    761.5×
  66. 66FontanaCalifornia, United States
    761.5×
  67. 66Khlong Sam WaBangkok, Thailand
    761.5×
  68. 68BangkokBangkok, Thailand
    751.5×
  69. 68FengshanTakao, Taiwan
    751.5×
  70. 70ValjevoCentral Serbia, Serbia
    741.4×
  71. 70RancaguaO'Higgins Region, Chile
    741.4×
  72. 72YongkangTaiwan, Taiwan
    741.4×
  73. 73Istanbullow-cost sensorsIstanbul, Turkey
    741.4×
  74. 73CuranilahueBiobio, Chile
    741.4×
  75. 75San Tung Chung HangIslands, Hong Kong
    741.4×
  76. 75GlendoraCalifornia, United States
    741.4×
  77. 75Lomitalow-cost sensorsCalifornia, United States
    741.4×
  78. 78KaohsiungTakao, Taiwan
    731.4×
  79. 78VillarricaAraucania, Chile
    731.4×
  80. 80ManamaManama, Bahrain
    731.4×
  81. 80ToméBiobio, Chile
    731.4×
  82. 80TalcahuanoBiobio, Chile
    731.4×
  83. 83KolkataWest Bengal, India
    731.4×
  84. 83Khlong LuangPathum Thani, Thailand
    731.4×
  85. 85TalaganteSantiago Metropolitan, Chile
    721.4×
  86. 85AnaheimCalifornia, United States
    721.4×
  87. 87Tin Shui WaiYuen Long, Hong Kong
    721.4×
  88. 88ComptonCalifornia, United States
    721.4×
  89. 89BakuBaki, Azerbaijan
    721.3×
  90. 90YanacanchaPasco, Peru
    711.3×
  91. 91XinyingTaiwan, Taiwan
    711.3×
  92. 92Imperial BeachCalifornia, United States
    711.3×
  93. 93WatertownSouth Dakota, United States
    711.3×
  94. 94Mueang NonthaburiNonthaburi, Thailand
    711.3×
  95. 94San ClementeIca, Peru
    711.3×
  96. 94BellevueNebraska, United States
    711.3×
  97. 97QuinteroValparaiso, Chile
    701.3×
  98. 97NacimientoBiobio, Chile
    701.3×
  99. 99ConcepciónBiobio, Chile
    701.3×
  100. 100TainanTaiwan, Taiwan
    701.3×
  101. 100Agouralow-cost sensorsCalifornia, United States
    701.3×
  102. 102CauquenesMaule Region, Chile
    701.3×
  103. 103QuillotaValparaiso, Chile
    701.3×
  104. 103Villa Poeta José Gálvez BarrenecheaLima region, Peru
    701.3×
  105. 103Port ArthurTexas, United States
    701.3×
  106. 106NišCentral Serbia, Serbia
    691.3×
  107. 106BogotáBogota D.C., Colombia
    691.3×
  108. 108Yerevanlow-cost sensorsYerevan, Armenia
    691.3×
  109. 109Jacobo HunterArequipa, Peru
    691.3×
  110. 109Sioux FallsSouth Dakota, United States
    691.3×
  111. 109Saphan SungBangkok, Thailand
    691.3×
  112. 112Bang KapiBangkok, Thailand
    691.2×
  113. 112Tai PoTai Po, Hong Kong
    691.2×
  114. 112Mong KokYau Tsim Mong District, Hong Kong
    691.2×
  115. 112RengoO'Higgins Region, Chile
    691.2×
  116. 112LotaBiobio, Chile
    691.2×
  117. 112West FargoNorth Dakota, United States
    691.2×
  118. 118Phra PradaengSamut Prakan, Thailand
    681.2×
  119. 118Puerto AysénAysén, Chile
    681.2×
  120. 118ChillánÑuble, Chile
    681.2×
  121. 121Almatylow-cost sensorsAlmaty, Kazakhstan
    681.2×
  122. 121Granite CityIllinois, United States
    681.2×
  123. 123Chiayi CityTaiwan, Taiwan
    681.2×
  124. 124Ban Khlong PrawetBangkok, Thailand
    681.2×
  125. 124ConcónValparaiso, Chile
    681.2×
  126. 126TocopillaAntofagasta, Chile
    671.2×
  127. 126Rapid CitySouth Dakota, United States
    671.2×
  128. 128Tsuen WanTsuen Wan, Hong Kong
    671.2×
  129. 128Los ÁngelesBiobio, Chile
    671.2×
  130. 130San Pedro de la PazBiobio, Chile
    671.2×
  131. 131KraljevoCentral Serbia, Serbia
    661.2×
  132. 131N'DjamenaN’Djaména, Chad
    661.2×
  133. 131St. LouisMissouri, United States
    661.2×
  134. 134TemucoAraucania, Chile
    661.2×
  135. 134AricaArica y Parinacota Region, Chile
    661.2×
  136. 134AberdeenSouth Dakota, United States
    661.2×
  137. 137Bang Bo DistrictSamut Prakan, Thailand
    661.1×
  138. 137Guatemala CityGuatemala, Guatemala
    661.1×
  139. 137Lak SiBangkok, Thailand
    661.1×
  140. 140Jurong WestSingapore
    661.1×
  141. 141TalcaMaule Region, Chile
    661.1×
  142. 141CuricóMaule Region, Chile
    661.1×
  143. 141AntofagastaAntofagasta, Chile
    661.1×
  144. 144MankatoMinnesota, United States
    651.1×
  145. 144Chula VistaCalifornia, United States
    651.1×
  146. 146ErlunTaiwan, Taiwan
    651.1×
  147. 146ZhushanTaiwan, Taiwan
    651.1×
  148. 146Kwai ChungKwai Tsing District, Hong Kong
    651.1×
  149. 146CalamaAntofagasta, Chile
    651.1×
  150. 150IksanJeollabuk-do, South Korea
    651.1×
  151. 150ChalmetteLouisiana, United States
    651.1×
  152. 152RabinalBaja Verapaz, Guatemala
    651.1×
  153. 152KamisuIbaraki, Japan
    651.1×
  154. 154Bueng KumBangkok, Thailand
    651.1×
  155. 155LafayetteLouisiana, United States
    641.1×
  156. 155HoustonTexas, United States
    641.1×
  157. 157Sham Shui PoSham Shui Po District, Hong Kong
    641.1×
  158. 157Viña del MarValparaiso, Chile
    641.1×
  159. 159DouliuTaiwan, Taiwan
    641.1×
  160. 159Little RockArkansas, United States
    641.1×
  161. 159San DiegoCalifornia, United States
    641.1×
  162. 162PubalGyeonggi-do, South Korea
    641.1×
  163. 162Casa GrandeArizona, United States
    641.1×
  164. 162Colorado SpringsColorado, United States
    641.1×
  165. 162Sai MaiBangkok, Thailand
    641.1×
  166. 162La Crescenta-Montroselow-cost sensorsCalifornia, United States
    641.1×
  167. 167CoquimboCoquimbo Region, Chile
    641.1×
  168. 168La SerenaCoquimbo Region, Chile
    631.1×
  169. 168YauriCuzco Department, Peru
    631.1×
  170. 168YumaArizona, United States
    631.1×
  171. 168Lat KrabangBangkok, Thailand
    631.1×
  172. 172BeijingBeijing, China
    631.0×
  173. 172Medina Estateslow-cost sensorsGreater Accra, Ghana
    631.0×
  174. 174BeigangTaiwan, Taiwan
    631.0×
  175. 174Santa ClaritaCalifornia, United States
    631.0×
  176. 174ButteMontana, United States
    631.0×
  177. 177YuanlinTaiwan, Taiwan
    631.0×
  178. 177ValdiviaLos Ríos Region, Chile
    631.0×
  179. 177LongmontColorado, United States
    631.0×
  180. 180Khan Na YaoBangkok, Thailand
    631.0×
  181. 181São PauloSão Paulo, Brazil
    631.0×
  182. 182MaputoMaputo City, Mozambique
    621.0×
  183. 182BuanJeollabuk-do, South Korea
    621.0×
  184. 182VictoriaCentral and Western, Hong Kong
    621.0×
  185. 185KennerLouisiana, United States
    621.0×
  186. 185HattiesburgMississippi, United States
    621.0×
  187. 187Ganghwa-gunIncheon, South Korea
    621.0×
  188. 187IndianapolisIndiana, United States
    621.0×
  189. 189El CajonCalifornia, United States
    621.0×
  190. 190ĆuprijaCentral Serbia, Serbia
    621.0×
  191. 191PuliTaiwan, Taiwan
    611.0×
  192. 191KimjeJeollabuk-do, South Korea
    611.0×
  193. 191GulfportMississippi, United States
    611.0×
  194. 191DallasTexas, United States
    611.0×
  195. 195QuilpuéValparaiso, Chile
    611.0×
  196. 196NogalesSonora, Mexico
    611.0×
  197. 197ChocopeLa Libertad, Peru
    611.0×
  198. 197Terre HauteIndiana, United States
    611.0×
  199. 197PascagoulaMississippi, United States
    611.0×
  200. 197SocorroTexas, United States
    611.0×

Top 200 of 1,666 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 10, 2024, smogrank.com/history/2024-10-10 (accessed 3 Oct 2026).

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