SmogRank / History / February 2, 2024

Most polluted cities on February 2, 2024

1,473 cities ranked by their average PM2.5 over the day; the worst was N'Djamena, Chad, at 407.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during February 2, 2024. All episodes.

← N'Djamena 407.0 µg/m³ 400 µg/m³15 WHO 24-hour guideline
Every city ranked for February 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. 1N'DjamenaN’Djaména, Chad
    500+27.1×
  2. 2Abujalow-cost sensorsFCT, Nigeria
    29014.3×
  3. 3Ulan BatorUlaanbaatar, Mongolia
    2179.5×
  4. 4Dhakalow-cost sensorsDhaka Division, Bangladesh
    2058.7×
  5. 5KolkataWest Bengal, India
    1947.8×
  6. 6Banja LukaSrpska, Bosnia and Herzegovina
    1937.7×
  7. 7DelhiDelhi, India
    1937.7×
  8. 8SarajevoFederation of B&H, Bosnia and Herzegovina
    1806.5×
  9. 9Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1786.2×
  10. 10Novi PazarCentral Serbia, Serbia
    1735.7×
  11. 11Lahorelow-cost sensorsPunjab, Pakistan
    1715.6×
  12. 12CapannoriTuscany, Italy
    1715.6×
  13. 13BitolaBitola, North Macedonia
    1675.3×
  14. 14ShenyangLiaoning, China
    1655.0×
  15. 15StrumicaStrumica, North Macedonia
    1624.8×
  16. 16HanoiHanoi, Vietnam
    1624.7×
  17. 17NišCentral Serbia, Serbia
    1614.7×
  18. 18DejCluj County, Romania
    1574.3×
  19. 19SkopjeGrad Skopje, North Macedonia
    1574.2×
  20. 20TlaquepaqueJalisco, Mexico
    1564.2×
  21. 21Kathmandulow-cost sensorsBagmati Province, Nepal
    1564.2×
  22. 22MilanLombardy, Italy
    1564.1×
  23. 23KošiceKošice Region, Slovakia
    1554.1×
  24. 24HyderabadTelangana, India
    1544.0×
  25. 25TetovoTetovo, North Macedonia
    1533.9×
  26. 26VigevanoLombardy, Italy
    1533.9×
  27. 27Islamabadlow-cost sensorsIslamabad, Pakistan
    1493.7×
  28. 28TrebišovKošice Region, Slovakia
    1483.6×
  29. 29PrešovPrešov Region, Slovakia
    1473.6×
  30. 29Haskovolow-cost sensorsHaskovo, Bulgaria
    1473.6×
  31. 31Botevgradlow-cost sensorsSofia, Bulgaria
    1453.5×
  32. 32Vranov nad TopľouPrešov Region, Slovakia
    1443.5×
  33. 33NovaraPiedmont, Italy
    1433.5×
  34. 33MantuaLombardy, Italy
    1433.5×
  35. 35TurinPiedmont, Italy
    1363.3×
  36. 36HumennéPrešov Region, Slovakia
    1363.3×
  37. 37BeijingBeijing, China
    1353.3×
  38. 38Karachilow-cost sensorsSindh, Pakistan
    1353.3×
  39. 39SavannahGeorgia, United States
    1343.3×
  40. 40KigaliKigali, Rwanda
    1343.2×
  41. 41ComoLombardy, Italy
    1303.1×
  42. 42AlessandriaPiedmont, Italy
    1303.1×
  43. 43LodiLombardy, Italy
    1293.1×
  44. 44KoprivnicaKoprivnica-Križevci, Croatia
    1283.1×
  45. 45UžiceCentral Serbia, Serbia
    1263.0×
  46. 46GostivarGostivar, North Macedonia
    1253.0×
  47. 47IlindenIlinden, North Macedonia
    1243.0×
  48. 48PesaroThe Marches, Italy
    1233.0×
  49. 48ErbaLombardy, Italy
    1233.0×
  50. 50BeneventoCampania, Italy
    1233.0×
  51. 51KochaniKochani, North Macedonia
    1212.9×
  52. 52AthensAttica, Greece
    1192.9×
  53. 53VigoGalicia, Spain
    1162.8×
  54. 54LučenecBanská Bystrica Region, Slovakia
    1162.8×
  55. 55PaviaLombardy, Italy
    1142.7×
  56. 56Le RobertMartinique, Martinique
    1122.7×
  57. 57ĆuprijaCentral Serbia, Serbia
    1122.7×
  58. 57YangonYangon, Myanmar
    1122.7×
  59. 59KavadarciKavadarci, North Macedonia
    1112.6×
  60. 60Ciudad Benito JuárezNuevo León, Mexico
    1102.6×
  61. 61LleidaCatalonia, Spain
    1072.5×
  62. 62Le LamentinMartinique, Martinique
    1072.5×
  63. 63AcerraCampania, Italy
    1052.5×
  64. 64ManlleuCatalonia, Spain
    1042.5×
  65. 64Ciudad General EscobedoNuevo León, Mexico
    1042.5×
  66. 66MumbaiMaharashtra, India
    1042.4×
  67. 67ObrenovacCentral Serbia, Serbia
    1032.4×
  68. 68BucharestBucharest, Romania
    1012.4×
  69. 68KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    1012.4×
  70. 68Falconara MarittimaThe Marches, Italy
    1012.4×
  71. 71PristinaPristina, Kosovo
    1012.4×
  72. 72BakuBaki, Azerbaijan
    1002.3×
  73. 73OurenseGalicia, Spain
    992.3×
  74. 74BelgradeCentral Serbia, Serbia
    992.3×
  75. 75RuseRuse, Bulgaria
    982.3×
  76. 76Khlong LuangPathum Thani, Thailand
    982.3×
  77. 77Mollet del VallèsCatalonia, Spain
    982.3×
  78. 78Sevlievolow-cost sensorsGabrovo, Bulgaria
    982.3×
  79. 79GrazStyria, Austria
    972.3×
  80. 80VelesVeles, North Macedonia
    972.3×
  81. 80JesiThe Marches, Italy
    972.3×
  82. 82SallanchesAuvergne-Rhône-Alpes, France
    972.2×
  83. 83VimercateLombardy, Italy
    972.2×
  84. 84Kampalalow-cost sensorsCentral Region, Uganda
    962.2×
  85. 85PontevedraGalicia, Spain
    962.2×
  86. 86WolfsbergCarinthia, Austria
    952.2×
  87. 86KourouGuyane, French Guiana
    952.2×
  88. 88Cluj-NapocaCluj County, Romania
    952.2×
  89. 89SmederevoCentral Serbia, Serbia
    942.2×
  90. 90Gabrovolow-cost sensorsGabrovo, Bulgaria
    932.1×
  91. 91LeónCastille and León, Spain
    922.1×
  92. 92CayenneGuyane, French Guiana
    912.0×
  93. 93TolucaMéxico, Mexico
    912.0×
  94. 94ParedesPorto, Portugal
    902.0×
  95. 95Nong KhaemBangkok, Thailand
    892.0×
  96. 96Molina de SeguraMurcia, Spain
    892.0×
  97. 97ThessaloníkiCentral Macedonia, Greece
    892.0×
  98. 98SalorTashkent Region, Uzbekistan
    892.0×
  99. 98BresciaLombardy, Italy
    892.0×
  100. 100AnconaThe Marches, Italy
    881.9×
  101. 101VeracruzVeracruz, Mexico
    871.9×
  102. 102Ciudad ApodacaNuevo León, Mexico
    871.9×
  103. 103Santa CatarinaNuevo León, Mexico
    871.9×
  104. 104SantiagoSantiago Metropolitan, Chile
    861.9×
  105. 105PátraWest Greece, Greece
    861.9×
  106. 106Klagenfurt am WörtherseeCarinthia, Austria
    861.8×
  107. 106QuinteroValparaiso, Chile
    861.8×
  108. 108Santa Cruz de TenerifeCanary Islands, Spain
    851.8×
  109. 108CuencaCastille-La Mancha, Spain
    851.8×
  110. 108NaplesCampania, Italy
    851.8×
  111. 111VolosThessaly, Greece
    851.8×
  112. 112PuertollanoCastille-La Mancha, Spain
    841.8×
  113. 113BarcelonaCatalonia, Spain
    841.8×
  114. 114MonterreyNuevo León, Mexico
    841.8×
  115. 115AmoraSetúbal, Portugal
    831.8×
  116. 116BardejovPrešov Region, Slovakia
    831.8×
  117. 116BorgomaneroPiedmont, Italy
    831.8×
  118. 118MurciaMurcia, Spain
    831.8×
  119. 118EdmontonAlberta, Canada
    831.8×
  120. 120TalaganteSantiago Metropolitan, Chile
    831.7×
  121. 121Ciudad RealCastille-La Mancha, Spain
    821.7×
  122. 122San Francisco TlalcilalcalpanMéxico, Mexico
    821.7×
  123. 123LourdesOccitanie, France
    821.7×
  124. 124PiraeusAttica, Greece
    821.7×
  125. 124PauNew Aquitaine, France
    821.7×
  126. 126Bang Bo DistrictSamut Prakan, Thailand
    811.7×
  127. 127AnnemasseAuvergne-Rhône-Alpes, France
    811.7×
  128. 127GironaCatalonia, Spain
    811.7×
  129. 127MaconGeorgia, United States
    811.7×
  130. 130Puente AltoSantiago Metropolitan, Chile
    801.7×
  131. 131JakartaJakarta, Indonesia
    801.6×
  132. 132FabrianoThe Marches, Italy
    801.6×
  133. 132BirminghamAlabama, United States
    801.6×
  134. 134SevillaAndalusia, Spain
    791.6×
  135. 135Asunciónlow-cost sensorsAsuncion, Paraguay
    791.6×
  136. 135LemayMissouri, United States
    791.6×
  137. 135San Salvador TizatlalliMéxico, Mexico
    791.6×
  138. 138BangkokBangkok, Thailand
    791.6×
  139. 138Las Palmas de Gran CanariaCanary Islands, Spain
    791.6×
  140. 138Viña del MarValparaiso, Chile
    791.6×
  141. 138Puerto MonttLos Lagos Region, Chile
    791.6×
  142. 142Mueang NonthaburiNonthaburi, Thailand
    791.6×
  143. 143CelayaGuanajuato, Mexico
    781.6×
  144. 144IaşiIași County, Romania
    781.6×
  145. 144JacksonvilleFlorida, United States
    781.6×
  146. 146Nakhon PathomNakhon Pathom, Thailand
    781.6×
  147. 146RabinalBaja Verapaz, Guatemala
    781.6×
  148. 148Almatylow-cost sensorsAlmaty, Kazakhstan
    771.6×
  149. 149Phra PradaengSamut Prakan, Thailand
    771.5×
  150. 149Daytona BeachFlorida, United States
    771.5×
  151. 151Ban Khlong PrawetBangkok, Thailand
    771.5×
  152. 152Santa Cruz de la PalmaCanary Islands, Spain
    771.5×
  153. 152ValdostaGeorgia, United States
    771.5×
  154. 154Grande PrairieAlberta, Canada
    771.5×
  155. 155Les AbymesGuadeloupe, Guadeloupe
    761.5×
  156. 155FairbanksAlaska, United States
    761.5×
  157. 157ManamaManama, Bahrain
    761.5×
  158. 158San Andrés TuxtlaVeracruz, Mexico
    751.5×
  159. 159CraiovaDolj, Romania
    751.5×
  160. 159TorreviejaValencia, Spain
    751.5×
  161. 159Phenix CityAlabama, United States
    751.5×
  162. 162CairoCairo, Egypt
    741.4×
  163. 162DushanbeDushanbe, Tajikistan
    741.4×
  164. 162Samut SakhonSamut Sakhon, Thailand
    741.4×
  165. 162La GardeProvence-Alpes-Côte d'Azur, France
    741.4×
  166. 162AnnecyAuvergne-Rhône-Alpes, France
    741.4×
  167. 167RancaguaO'Higgins Region, Chile
    741.4×
  168. 167ConcónValparaiso, Chile
    741.4×
  169. 167Granite CityIllinois, United States
    741.4×
  170. 170CosladaMadrid, Spain
    741.4×
  171. 170ColumbusGeorgia, United States
    741.4×
  172. 170LewistonIdaho, United States
    741.4×
  173. 173LisbonLisbon, Portugal
    741.4×
  174. 173BraPiedmont, Italy
    741.4×
  175. 173NacimientoBiobio, Chile
    741.4×
  176. 176CalamaAntofagasta, Chile
    741.4×
  177. 177MaspalomasCanary Islands, Spain
    731.4×
  178. 178TrentoTrentino-Alto Adige, Italy
    731.4×
  179. 179Lexingtonlow-cost sensorsMassachusetts, United States
    731.4×
  180. 180Samut PrakanSamut Prakan, Thailand
    721.4×
  181. 180ReginaSaskatchewan, Canada
    721.4×
  182. 182BolzanoTrentino-Alto Adige, Italy
    721.4×
  183. 183CacémLisbon, Portugal
    721.3×
  184. 183ValenciaValencia, Spain
    721.3×
  185. 183Novi SadVojvodina, Serbia
    721.3×
  186. 186PúchovTrenčín Region, Slovakia
    711.3×
  187. 187San IsidroCanary Islands, Spain
    711.3×
  188. 187Vilanova i la GeltrúCatalonia, Spain
    711.3×
  189. 189MóstolesMadrid, Spain
    711.3×
  190. 189HueytownAlabama, United States
    711.3×
  191. 191FréjusProvence-Alpes-Côte d'Azur, France
    711.3×
  192. 192ŽilinaŽilina Region, Slovakia
    701.3×
  193. 193JaénAndalusia, Spain
    701.3×
  194. 193TarbesOccitanie, France
    701.3×
  195. 193LugoGalicia, Spain
    701.3×
  196. 193JacksonMississippi, United States
    701.3×
  197. 197East RidgeTennessee, United States
    701.3×
  198. 198Cadereyta JiménezNuevo León, Mexico
    701.3×
  199. 199La SerenaCoquimbo Region, Chile
    701.3×
  200. 199HualpénBiobio, Chile
    701.3×

Top 200 of 1,473 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, February 2, 2024, smogrank.com/history/2024-02-02 (accessed 3 Oct 2026).

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