SmogRank / History / December 6, 2024

Most polluted cities on December 6, 2024

2,306 cities ranked by their average PM2.5 over the day; the worst was Dushanbe, Tajikistan, at 176.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during December 6, 2024. All episodes.

← Dushanbe 176.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for December 6, 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. 1DushanbeDushanbe, Tajikistan
    25111.7×
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    24611.4×
  3. 3Lahorelow-cost sensorsPunjab, Pakistan
    22610.1×
  4. 4KolkataWest Bengal, India
    2058.7×
  5. 5Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1947.8×
  6. 6ShanghaiShanghai, China
    1897.3×
  7. 7TocopillaAntofagasta, Chile
    1826.6×
  8. 8DelhiDelhi, India
    1786.3×
  9. 9Kampalalow-cost sensorsCentral Region, Uganda
    1776.2×
  10. 10Kathmandulow-cost sensorsBagmati Province, Nepal
    1715.6×
  11. 11SalorTashkent Region, Uzbekistan
    1715.6×
  12. 12MumbaiMaharashtra, India
    1705.5×
  13. 13Novi PazarCentral Serbia, Serbia
    1705.5×
  14. 14Islamabadlow-cost sensorsIslamabad, Pakistan
    1685.3×
  15. 15Yerevanlow-cost sensorsYerevan, Armenia
    1685.3×
  16. 16UžiceCentral Serbia, Serbia
    1645.0×
  17. 17CairoCairo, Egypt
    1624.8×
  18. 18HanoiHanoi, Vietnam
    1614.6×
  19. 19Zagreblow-cost sensorsZagreb, Croatia
    1604.5×
  20. 20ValjevoCentral Serbia, Serbia
    1594.4×
  21. 21BaghdadBaghdad, Iraq
    1564.2×
  22. 22Banja LukaSrpska, Bosnia and Herzegovina
    1554.1×
  23. 23Kinshasalow-cost sensorsKinshasa, Democratic Republic of the Congo
    1554.1×
  24. 24Almatylow-cost sensorsAlmaty, Kazakhstan
    1544.0×
  25. 25BakersfieldCalifornia, United States
    1544.0×
  26. 26FresnoCalifornia, United States
    1523.8×
  27. 27SarajevoFederation of B&H, Bosnia and Herzegovina
    1513.7×
  28. 28PortervilleCalifornia, United States
    1493.7×
  29. 29ClovisCalifornia, United States
    1403.4×
  30. 30Abujalow-cost sensorsFCT, Nigeria
    1403.4×
  31. 31Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1393.4×
  32. 32TravnikFederation of B&H, Bosnia and Herzegovina
    1393.4×
  33. 33GuangzhouGuangdong, China
    1373.3×
  34. 34KigaliKigali, Rwanda
    1353.3×
  35. 34Tuen MunTuen Mun, Hong Kong
    1353.3×
  36. 36Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    1353.3×
  37. 37HanfordCalifornia, United States
    1343.3×
  38. 38Ulan BatorUlaanbaatar, Mongolia
    1323.2×
  39. 39Tin Shui WaiYuen Long, Hong Kong
    1293.1×
  40. 40Santa Anita - Los FicusLima region, Peru
    1273.1×
  41. 41FanlingNorth District, Hong Kong
    1263.1×
  42. 42Imperial BeachCalifornia, United States
    1253.0×
  43. 43Wan ChaiWan Chai, Hong Kong
    1253.0×
  44. 44MillcreekUtah, United States
    1233.0×
  45. 45MaderaCalifornia, United States
    1222.9×
  46. 46Tai PoTai Po, Hong Kong
    1222.9×
  47. 46West JordanUtah, United States
    1222.9×
  48. 48HyderabadTelangana, India
    1212.9×
  49. 49MercedCalifornia, United States
    1182.8×
  50. 50AshgabatAshgabat, Turkmenistan
    1182.8×
  51. 51TurlockCalifornia, United States
    1172.8×
  52. 52ČačakCentral Serbia, Serbia
    1162.8×
  53. 53San Tung Chung HangIslands, Hong Kong
    1162.8×
  54. 54DejCluj County, Romania
    1142.7×
  55. 55CeljeUrban Municipality of Celje, Slovenia
    1122.7×
  56. 56Nong KhaemBangkok, Thailand
    1112.6×
  57. 56Kwai ChungKwai Tsing District, Hong Kong
    1112.6×
  58. 56CorcoranCalifornia, United States
    1112.6×
  59. 59ChaozhouTaiwan, Taiwan
    1092.6×
  60. 60Abidjanlow-cost sensorsAbidjan Autonomous District, Ivory Coast
    1082.6×
  61. 61Bang NaBangkok, Thailand
    1072.5×
  62. 62Ban Samae DamBangkok, Thailand
    1072.5×
  63. 62Czechowice-DziedziceSilesia, Poland
    1072.5×
  64. 64LučenecBanská Bystrica Region, Slovakia
    1072.5×
  65. 65Tsuen WanTsuen Wan, Hong Kong
    1062.5×
  66. 65Sha TinSha Tin, Hong Kong
    1062.5×
  67. 67ManlleuCatalonia, Spain
    1052.5×
  68. 68San DiegoCalifornia, United States
    1052.5×
  69. 69Mong KokYau Tsim Mong District, Hong Kong
    1042.5×
  70. 70VictoriaCentral and Western, Hong Kong
    1042.4×
  71. 71LazarevacCentral Serbia, Serbia
    1032.4×
  72. 72KraljevoCentral Serbia, Serbia
    1022.4×
  73. 73Vientianelow-cost sensorsVientiane Prefecture, Laos
    1002.4×
  74. 73MantecaCalifornia, United States
    1002.4×
  75. 75MiskolcBorsod-Abaúj-Zemplén, Hungary
    1002.3×
  76. 76Lak SiBangkok, Thailand
    992.3×
  77. 77Sham Shui PoSham Shui Po District, Hong Kong
    992.3×
  78. 77Khlong Sam WaBangkok, Thailand
    992.3×
  79. 79PrzemyślSubcarpathia, Poland
    992.3×
  80. 80XonacatlánMéxico, Mexico
    982.3×
  81. 81AmmanAmman, Jordan
    972.3×
  82. 81Florinlow-cost sensorsCalifornia, United States
    972.3×
  83. 83WłocławekKujawsko-Pomorskie, Poland
    972.3×
  84. 84WoodlandCalifornia, United States
    972.3×
  85. 85FengshanTakao, Taiwan
    972.2×
  86. 86Accralow-cost sensorsGreater Accra, Ghana
    972.2×
  87. 87Sau Mau PingKwun Tong District, Hong Kong
    962.2×
  88. 87ComptonCalifornia, United States
    962.2×
  89. 89Hawthornelow-cost sensorsCalifornia, United States
    952.2×
  90. 90Istanbullow-cost sensorsIstanbul, Turkey
    942.2×
  91. 91KaohsiungTakao, Taiwan
    942.2×
  92. 92BakuBaki, Azerbaijan
    942.1×
  93. 93KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    942.1×
  94. 93PrievidzaTrenčín Region, Slovakia
    942.1×
  95. 95KragujevacCentral Serbia, Serbia
    932.1×
  96. 95Medina Estateslow-cost sensorsGreater Accra, Ghana
    932.1×
  97. 95ŻywiecSilesia, Poland
    932.1×
  98. 98AnaheimCalifornia, United States
    922.1×
  99. 99BangkokBangkok, Thailand
    922.1×
  100. 100ObrenovacCentral Serbia, Serbia
    922.1×
  101. 101NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    912.0×
  102. 101NacimientoBiobio, Chile
    912.0×
  103. 103Jacobo HunterArequipa, Peru
    902.0×
  104. 104Sai MaiBangkok, Thailand
    902.0×
  105. 105DunaújvárosFejér, Hungary
    902.0×
  106. 105West Valley CityUtah, United States
    902.0×
  107. 107KutnoŁódź Voivodeship, Poland
    892.0×
  108. 108CoyhaiqueAysén, Chile
    892.0×
  109. 109KatowiceSilesia, Poland
    892.0×
  110. 110Carsonlow-cost sensorsCalifornia, United States
    881.9×
  111. 110LiberpolisCounty of Osijek-Baranja, Croatia
    881.9×
  112. 112AntananarivoAnalamanga, Madagascar
    881.9×
  113. 112Los AngelesCalifornia, United States
    881.9×
  114. 112Lat KrabangBangkok, Thailand
    881.9×
  115. 112San Francisco De BorjaLima region, Peru
    881.9×
  116. 116TrbovljeMunicipality of Trbovlje, Slovenia
    881.9×
  117. 117Torrancelow-cost sensorsCalifornia, United States
    881.9×
  118. 118Chula VistaCalifornia, United States
    881.9×
  119. 118Lomitalow-cost sensorsCalifornia, United States
    881.9×
  120. 120PécsBaranya, Hungary
    881.9×
  121. 121LimaLima Province, Peru
    871.9×
  122. 122OtwockMazovia, Poland
    861.9×
  123. 122LleidaCatalonia, Spain
    861.9×
  124. 124Ciudad NezahualcoyotlMéxico, Mexico
    861.9×
  125. 124Inglewoodlow-cost sensorsCalifornia, United States
    861.9×
  126. 124Salt Lake CityUtah, United States
    861.9×
  127. 127DziałdowoWarmia-Masuria, Poland
    861.9×
  128. 127Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    861.9×
  129. 129OremUtah, United States
    861.9×
  130. 129Saphan SungBangkok, Thailand
    861.9×
  131. 131Mueang NonthaburiNonthaburi, Thailand
    861.8×
  132. 132Bueng KumBangkok, Thailand
    851.8×
  133. 133StarachowiceŚwiętokrzyskie, Poland
    851.8×
  134. 133GrazStyria, Austria
    851.8×
  135. 133Novo MestoUrban Municipality of Novo Mesto, Slovenia
    851.8×
  136. 136Mexico CityMexico City, Mexico
    841.8×
  137. 137ZvolenBanská Bystrica Region, Slovakia
    841.8×
  138. 138PtujUrban Municipality of Ptuj, Slovenia
    841.8×
  139. 139Bang KapiBangkok, Thailand
    831.7×
  140. 140ŻyrardówMazovia, Poland
    821.7×
  141. 140Ban Khlong PrawetBangkok, Thailand
    821.7×
  142. 140SeogwipoJeju-do, South Korea
    821.7×
  143. 143Sevlievolow-cost sensorsGabrovo, Bulgaria
    821.7×
  144. 143RadomMazovia, Poland
    821.7×
  145. 143GdyniaPomerania, Poland
    821.7×
  146. 143OceansideCalifornia, United States
    821.7×
  147. 147FutogVojvodina, Serbia
    821.7×
  148. 148TrebišovKošice Region, Slovakia
    821.7×
  149. 148OlsztynWarmia-Masuria, Poland
    821.7×
  150. 148PiscoIca, Peru
    821.7×
  151. 151Long BeachCalifornia, United States
    821.7×
  152. 151Khan Na YaoBangkok, Thailand
    821.7×
  153. 153LjubljanaLjubljana, Slovenia
    811.7×
  154. 154GyőrGyőr-Moson-Sopron, Hungary
    811.7×
  155. 155NiskoSubcarpathia, Poland
    811.7×
  156. 156SacramentoCalifornia, United States
    801.7×
  157. 156BountifulUtah, United States
    801.7×
  158. 158Skarżysko-KamiennaŚwiętokrzyskie, Poland
    801.7×
  159. 159LublinLublin, Poland
    801.6×
  160. 159Konstancin-JeziornaMazovia, Poland
    801.6×
  161. 159NegotinCentral Serbia, Serbia
    801.6×
  162. 159ŁódźŁódź Voivodeship, Poland
    801.6×
  163. 159GironaCatalonia, Spain
    801.6×
  164. 159MedfordOregon, United States
    801.6×
  165. 165CodleaBrașov County, Romania
    801.6×
  166. 165Villa Poeta José Gálvez BarrenecheaLima region, Peru
    801.6×
  167. 167WarsawMazovia, Poland
    801.6×
  168. 167Žiar nad HronomBanská Bystrica Region, Slovakia
    801.6×
  169. 167KrakówLesser Poland, Poland
    801.6×
  170. 170Arden-ArcadeCalifornia, United States
    791.6×
  171. 171ŁukówLublin, Poland
    791.6×
  172. 172ZemunCentral Serbia, Serbia
    791.6×
  173. 172DouliuTaiwan, Taiwan
    791.6×
  174. 172ToruńKujawsko-Pomorskie, Poland
    791.6×
  175. 172KoprivnicaKoprivnica-Križevci, Croatia
    791.6×
  176. 172ChicoCalifornia, United States
    791.6×
  177. 177GdańskPomerania, Poland
    791.6×
  178. 177HerrimanUtah, United States
    791.6×
  179. 179PoznańGreater Poland, Poland
    791.6×
  180. 180PułtuskMazovia, Poland
    781.6×
  181. 180PruszkówMazovia, Poland
    781.6×
  182. 180ŁaskŁódź Voivodeship, Poland
    781.6×
  183. 180KaliszGreater Poland, Poland
    781.6×
  184. 184KielceŚwiętokrzyskie, Poland
    781.6×
  185. 184ElblągWarmia-Masuria, Poland
    781.6×
  186. 186PezinokBratislava Region, Slovakia
    781.6×
  187. 186ZnojmoSouth Moravian, Czechia
    781.6×
  188. 188Chiayi CityTaiwan, Taiwan
    781.6×
  189. 189Vranov nad TopľouPrešov Region, Slovakia
    781.6×
  190. 189BihaćFederation of B&H, Bosnia and Herzegovina
    781.6×
  191. 191BydgoszczKujawsko-Pomorskie, Poland
    771.5×
  192. 191WoodburnOregon, United States
    771.5×
  193. 193Gabrovolow-cost sensorsGabrovo, Bulgaria
    771.5×
  194. 193San ClementeIca, Peru
    771.5×
  195. 193EugeneOregon, United States
    771.5×
  196. 196YangonYangon, Myanmar
    771.5×
  197. 196RedmondOregon, United States
    771.5×
  198. 198XinyingTaiwan, Taiwan
    771.5×
  199. 199PłockMazovia, Poland
    761.5×
  200. 199North OgdenUtah, United States
    761.5×

Top 200 of 2,306 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, December 6, 2024, smogrank.com/history/2024-12-06 (accessed 3 Oct 2026).

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