SmogRank / History / August 14, 2024

Most polluted cities on August 14, 2024

2,260 cities ranked by their average PM2.5 over the day; the worst was Edmonton, Canada, at 152.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during August 14, 2024. All episodes.

← Edmonton 152.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for August 14, 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. 1EdmontonAlberta, Canada
    22710.1×
  2. 2Grande PrairieAlberta, Canada
    1947.8×
  3. 3Santa Anita - Los FicusLima region, Peru
    1897.3×
  4. 4St. AlbertAlberta, Canada
    1846.8×
  5. 5CoyhaiqueAysén, Chile
    1705.5×
  6. 6NacimientoBiobio, Chile
    1655.1×
  7. 7JakartaJakarta, Indonesia
    1624.7×
  8. 8VillarricaAraucania, Chile
    1624.7×
  9. 9HualquiBiobio, Chile
    1604.5×
  10. 10CuricóMaule Region, Chile
    1574.3×
  11. 11BaghdadBaghdad, Iraq
    1554.1×
  12. 12ValdiviaLos Ríos Region, Chile
    1554.1×
  13. 13TemucoAraucania, Chile
    1544.0×
  14. 14Fort McMurrayAlberta, Canada
    1533.9×
  15. 15OsornoLos Lagos Region, Chile
    1513.7×
  16. 16Puerto VarasLos Lagos Region, Chile
    1423.5×
  17. 17ManamaManama, Bahrain
    1373.3×
  18. 18Los ÁngelesBiobio, Chile
    1353.3×
  19. 19Lahorelow-cost sensorsPunjab, Pakistan
    1343.3×
  20. 20ChillánÑuble, Chile
    1313.2×
  21. 21KolkataWest Bengal, India
    1303.2×
  22. 22RancaguaO'Higgins Region, Chile
    1263.1×
  23. 22CauquenesMaule Region, Chile
    1263.1×
  24. 24Asunciónlow-cost sensorsAsuncion, Paraguay
    1243.0×
  25. 25N'DjamenaN’Djaména, Chad
    1222.9×
  26. 26Puente AltoSantiago Metropolitan, Chile
    1212.9×
  27. 27TalcaMaule Region, Chile
    1212.9×
  28. 28Dhakalow-cost sensorsDhaka Division, Bangladesh
    1202.9×
  29. 29Kampalalow-cost sensorsCentral Region, Uganda
    1172.8×
  30. 29SantiagoSantiago Metropolitan, Chile
    1172.8×
  31. 31CuranilahueBiobio, Chile
    1162.8×
  32. 32La UniónLos Ríos Region, Chile
    1152.8×
  33. 33RengoO'Higgins Region, Chile
    1082.6×
  34. 33AirdrieAlberta, Canada
    1082.6×
  35. 35CoronelBiobio, Chile
    1052.5×
  36. 36SuperiorWisconsin, United States
    1032.4×
  37. 37MaputoMaputo City, Mozambique
    992.3×
  38. 38CairoCairo, Egypt
    982.3×
  39. 39CalgaryAlberta, Canada
    982.3×
  40. 40HyderabadTelangana, India
    972.3×
  41. 41DuluthMinnesota, United States
    942.1×
  42. 42TalaganteSantiago Metropolitan, Chile
    932.1×
  43. 42QuillotaValparaiso, Chile
    932.1×
  44. 44SaguenayQuebec, Canada
    902.0×
  45. 45Medicine HatAlberta, Canada
    902.0×
  46. 46ChiguayanteBiobio, Chile
    892.0×
  47. 47Islamabadlow-cost sensorsIslamabad, Pakistan
    892.0×
  48. 48SaskatoonSaskatchewan, Canada
    881.9×
  49. 49TamanaKumamoto, Japan
    871.9×
  50. 50HualpénBiobio, Chile
    871.9×
  51. 51Nepeanlow-cost sensorsOntario, Canada
    851.8×
  52. 52AraoKumamoto, Japan
    851.8×
  53. 53GostivarGostivar, North Macedonia
    841.8×
  54. 54AntananarivoAnalamanga, Madagascar
    841.8×
  55. 55KomárnoNitra Region, Slovakia
    831.8×
  56. 56Banja LukaSrpska, Bosnia and Herzegovina
    831.8×
  57. 57ChocopeLa Libertad, Peru
    821.7×
  58. 57ToméBiobio, Chile
    821.7×
  59. 57QuinteroValparaiso, Chile
    821.7×
  60. 57Prince GeorgeBritish Columbia, Canada
    821.7×
  61. 61QuilpuéValparaiso, Chile
    821.7×
  62. 62Şabāḩ as SālimMubārak al Kabīr, Kuwait
    821.7×
  63. 63Hondomachi-hondoKumamoto, Japan
    821.7×
  64. 64Iloilolow-cost sensorsWestern Visayas, Philippines
    811.7×
  65. 65Thunder BayOntario, Canada
    801.6×
  66. 66DelhiDelhi, India
    801.6×
  67. 67Wan ChaiWan Chai, Hong Kong
    801.6×
  68. 68L'Ancienne-LoretteQuebec, Canada
    791.6×
  69. 69Addis AbabaAddis Ababa, Ethiopia
    791.6×
  70. 70NitraNitra Region, Slovakia
    781.6×
  71. 71RangioraCanterbury, New Zealand
    781.6×
  72. 71JeongeupJeollabuk-do, South Korea
    781.6×
  73. 73Abujalow-cost sensorsFCT, Nigeria
    781.6×
  74. 73QuébecQuebec, Canada
    781.6×
  75. 75ŌmutaFukuoka, Japan
    781.6×
  76. 76Samut SakhonSamut Sakhon, Thailand
    771.6×
  77. 76TalcahuanoBiobio, Chile
    771.6×
  78. 78Jacobo HunterArequipa, Peru
    771.5×
  79. 79TratTrat, Thailand
    771.5×
  80. 80AugustaMaine, United States
    771.5×
  81. 81ObitaNagasaki, Japan
    771.5×
  82. 81ZvolenBanská Bystrica Region, Slovakia
    771.5×
  83. 83JinchengFukien, Taiwan
    761.5×
  84. 84PúchovTrenčín Region, Slovakia
    761.5×
  85. 85CartagenaMurcia, Spain
    761.5×
  86. 85ConcepciónBiobio, Chile
    761.5×
  87. 85Red DeerAlberta, Canada
    761.5×
  88. 88ZapopanJalisco, Mexico
    751.5×
  89. 88BangorMaine, United States
    751.5×
  90. 90Ganghwa-gunIncheon, South Korea
    751.5×
  91. 90YamagaKumamoto, Japan
    751.5×
  92. 92TolucaMéxico, Mexico
    751.5×
  93. 93GuangzhouGuangdong, China
    741.4×
  94. 94BeijingBeijing, China
    741.4×
  95. 95Bang NaBangkok, Thailand
    741.4×
  96. 96AlgiersAlgiers, Algeria
    731.4×
  97. 97IncheonIncheon, South Korea
    731.4×
  98. 97ChimboteAncash, Peru
    731.4×
  99. 97BendOregon, United States
    731.4×
  100. 100ŌtsukiYamanashi, Japan
    731.4×
  101. 100KumamotoKumamoto, Japan
    731.4×
  102. 102Nong KhaemBangkok, Thailand
    721.4×
  103. 102Uekimachi-mōnoKumamoto, Japan
    721.4×
  104. 102Lat KrabangBangkok, Thailand
    721.4×
  105. 105KikuchiKumamoto, Japan
    721.4×
  106. 105Viña del MarValparaiso, Chile
    721.4×
  107. 107TogitsuNagasaki, Japan
    721.3×
  108. 108TetovoTetovo, North Macedonia
    711.3×
  109. 108Ōyanomachi-noboritateKumamoto, Japan
    711.3×
  110. 108SereďTrnava Region, Slovakia
    711.3×
  111. 108PezinokBratislava Region, Slovakia
    711.3×
  112. 112TangjinChungcheongnam-do, South Korea
    711.3×
  113. 112HigashigōSaga, Japan
    711.3×
  114. 114HaverhillMassachusetts, United States
    711.3×
  115. 115LowellMassachusetts, United States
    711.3×
  116. 116PortsmouthNew Hampshire, United States
    701.3×
  117. 116KotōKumamoto, Japan
    701.3×
  118. 118Kathmandulow-cost sensorsBagmati Province, Nepal
    701.3×
  119. 118KimjeJeollabuk-do, South Korea
    701.3×
  120. 118TimaruCanterbury, New Zealand
    701.3×
  121. 118BostonMassachusetts, United States
    701.3×
  122. 118SaikaiNagasaki, Japan
    701.3×
  123. 123Gimpo-siGyeonggi-do, South Korea
    701.3×
  124. 123PortlandMaine, United States
    701.3×
  125. 125GunsanJeollabuk-do, South Korea
    701.3×
  126. 125TakasakiGunma, Japan
    701.3×
  127. 125AlbanyNew York, United States
    701.3×
  128. 128ŌzuKumamoto, Japan
    701.3×
  129. 128YauriCuzco Department, Peru
    701.3×
  130. 128BrocktonMassachusetts, United States
    701.3×
  131. 128ChikuseiIbaraki, Japan
    701.3×
  132. 132BuanJeollabuk-do, South Korea
    691.3×
  133. 132Great FallsMontana, United States
    691.3×
  134. 134UtoKumamoto, Japan
    691.3×
  135. 134West MemphisArkansas, United States
    691.3×
  136. 134LewistonMaine, United States
    691.3×
  137. 134DerryNew Hampshire, United States
    691.3×
  138. 138HonmachiKumamoto, Japan
    691.3×
  139. 138SaseboNagasaki, Japan
    691.3×
  140. 138NagasakiNagasaki, Japan
    691.3×
  141. 138IsahayaNagasaki, Japan
    691.3×
  142. 138NampaIdaho, United States
    691.3×
  143. 138Sault Ste. MarieOntario, Canada
    691.3×
  144. 144ŽilinaŽilina Region, Slovakia
    691.2×
  145. 145DanburyConnecticut, United States
    691.2×
  146. 146MukdahanMukdahan, Thailand
    681.2×
  147. 146ŌmuraNagasaki, Japan
    681.2×
  148. 146PhiladelphiaPennsylvania, United States
    681.2×
  149. 149Little RockArkansas, United States
    681.2×
  150. 150KrefeldNorth Rhine-Westphalia, Germany
    681.2×
  151. 150Imperial BeachCalifornia, United States
    681.2×
  152. 150San Pedro de la PazBiobio, Chile
    681.2×
  153. 153MinamataKumamoto, Japan
    681.2×
  154. 153RedfordMichigan, United States
    681.2×
  155. 153YameFukuoka, Japan
    681.2×
  156. 156YesanChungcheongnam-do, South Korea
    671.2×
  157. 157HumennéPrešov Region, Slovakia
    671.2×
  158. 157NichinanMiyazaki, Japan
    671.2×
  159. 157KushikinoKagoshima, Japan
    671.2×
  160. 157TrnavaTrnava Region, Slovakia
    671.2×
  161. 157TocopillaAntofagasta, Chile
    671.2×
  162. 157CalamaAntofagasta, Chile
    671.2×
  163. 157MeridianIdaho, United States
    671.2×
  164. 157KamloopsBritish Columbia, Canada
    671.2×
  165. 157San Salvador TizatlalliMéxico, Mexico
    671.2×
  166. 166Victoria de DurangoDurango, Mexico
    671.2×
  167. 166WyomingMichigan, United States
    671.2×
  168. 166YoungstownOhio, United States
    671.2×
  169. 169MartinŽilina Region, Slovakia
    671.2×
  170. 169SarajevoFederation of B&H, Bosnia and Herzegovina
    671.2×
  171. 169Columbialow-cost sensorsMissouri, United States
    671.2×
  172. 172LynnMassachusetts, United States
    671.2×
  173. 172GotōNagasaki, Japan
    671.2×
  174. 174SkopjeGrad Skopje, North Macedonia
    661.2×
  175. 174SeoulSeoul, South Korea
    661.2×
  176. 174SendaiKagoshima, Japan
    661.2×
  177. 174SaikiOita, Japan
    661.2×
  178. 174GwangmyeongGyeonggi-do, South Korea
    661.2×
  179. 174WorcesterMassachusetts, United States
    661.2×
  180. 180ŌitaOita, Japan
    661.1×
  181. 180OberhausenNorth Rhine-Westphalia, Germany
    661.1×
  182. 180QuincyMassachusetts, United States
    661.1×
  183. 180New York CityNew York, United States
    661.1×
  184. 180KingstonOntario, Canada
    661.1×
  185. 185DüsseldorfNorth Rhine-Westphalia, Germany
    661.1×
  186. 185BottropNorth Rhine-Westphalia, Germany
    661.1×
  187. 185DoverDelaware, United States
    661.1×
  188. 185ShreveportLouisiana, United States
    661.1×
  189. 189KalasinKalasin, Thailand
    661.1×
  190. 189PartizánskeTrenčín Region, Slovakia
    661.1×
  191. 189Fall RiverMassachusetts, United States
    661.1×
  192. 192Hwaseong-siGyeonggi-do, South Korea
    661.1×
  193. 193BergheimNorth Rhine-Westphalia, Germany
    651.1×
  194. 193RužomberokŽilina Region, Slovakia
    651.1×
  195. 195Phra PradaengSamut Prakan, Thailand
    651.1×
  196. 195WŏnjuGangwon-do, South Korea
    651.1×
  197. 195Barrio de PeralMurcia, Spain
    651.1×
  198. 195SenecBratislava Region, Slovakia
    651.1×
  199. 199NakatsuOita, Japan
    651.1×
  200. 200KurumeFukuoka, Japan
    651.1×

Top 200 of 2,260 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, August 14, 2024, smogrank.com/history/2024-08-14 (accessed 3 Oct 2026).

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