SmogRank / History / week of March 11, 2024

Most polluted cities, week of March 11, 2024

1,426 cities ranked by their average PM2.5 over the 7 days; the worst was N'Djamena, Chad, at 169.7 µg/m³. A city needs measurements on 70% of the days to be ranked.

← N'Djamena 169.7
Every city ranked for week of March 11, 2024, one column each, worst on the left and cleanest on the right. Point at it to read a city; tap to open it.
  1. 1N'DjamenaN’Djaména, Chad
    169.7
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    134.4
  3. 3Lahorelow-cost sensorsPunjab, Pakistan
    111.3
  4. 4Kathmandulow-cost sensorsBagmati Province, Nepal
    73.9
  5. 5DelhiDelhi, India
    73.8
  6. 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    68.3
  7. 7KolkataWest Bengal, India
    67.5
  8. 8ShenyangLiaoning, China
    60.9
  9. 9HyderabadTelangana, India
    53.8
  10. 10BeijingBeijing, China
    53.6
  11. 11Karachilow-cost sensorsSindh, Pakistan
    51.3
  12. 12YangonYangon, Myanmar
    48.6
  13. 13HanoiHanoi, Vietnam
    46.9
  14. 14AshgabatAshgabat, Turkmenistan
    43.6
  15. 14KigaliKigali, Rwanda
    43.6
  16. 16ColomboWestern Province, Sri Lanka
    40.5
  17. 17MumbaiMaharashtra, India
    40.3
  18. 18GuangzhouGuangdong, China
    39.6
  19. 19Wan ChaiWan Chai, Hong Kong
    39.2
  20. 20BaghdadBaghdad, Iraq
    38.2
  21. 21Ulan BatorUlaanbaatar, Mongolia
    36.9
  22. 22DziałdowoWarmia-Masuria, Poland
    35.9
  23. 23SalorTashkent Region, Uzbekistan
    35.3
  24. 24CairoCairo, Egypt
    33.3
  25. 25WłocławekKujawsko-Pomorskie, Poland
    32.6
  26. 26ŻywiecSilesia, Poland
    32.3
  27. 27Mong KokYau Tsim Mong District, Hong Kong
    31.6
  28. 27RacibórzSilesia, Poland
    31.6
  29. 29DębicaSubcarpathia, Poland
    31.4
  30. 30Banja LukaSrpska, Bosnia and Herzegovina
    31.2
  31. 31BakuBaki, Azerbaijan
    31.1
  32. 31PoznańGreater Poland, Poland
    31.1
  33. 33Skarżysko-KamiennaŚwiętokrzyskie, Poland
    31.0
  34. 34PljevljaPljevlja, Montenegro
    30.9
  35. 35SarajevoFederation of B&H, Bosnia and Herzegovina
    30.6
  36. 35RabinalBaja Verapaz, Guatemala
    30.6
  37. 37Tuen MunTuen Mun, Hong Kong
    30.5
  38. 38KaliszGreater Poland, Poland
    29.9
  39. 39Santa Anita - Los FicusLima region, Peru
    29.8
  40. 40Czechowice-DziedziceSilesia, Poland
    29.7
  41. 41LazarevacCentral Serbia, Serbia
    29.1
  42. 42Jastrzębie ZdrójSilesia, Poland
    28.8
  43. 43KościanGreater Poland, Poland
    28.4
  44. 44SzczecinWest Pomerania, Poland
    27.8
  45. 44BydgoszczKujawsko-Pomorskie, Poland
    27.8
  46. 44Asunciónlow-cost sensorsAsuncion, Paraguay
    27.8
  47. 47ChennaiTamil Nadu, India
    27.6
  48. 47RadomskoŁódź Voivodeship, Poland
    27.6
  49. 49ZemunCentral Serbia, Serbia
    27.5
  50. 50PančevoVojvodina, Serbia
    27.4
  51. 51ZgierzŁódź Voivodeship, Poland
    27.3
  52. 52CelayaGuanajuato, Mexico
    27.0
  53. 53OpoleOpole Voivodeship, Poland
    26.8
  54. 54KutnoŁódź Voivodeship, Poland
    26.7
  55. 55LęborkPomerania, Poland
    26.6
  56. 56BaytownTexas, United States
    26.4
  57. 57VictoriaCentral and Western, Hong Kong
    26.2
  58. 57ŁaskŁódź Voivodeship, Poland
    26.2
  59. 59KatowiceSilesia, Poland
    26.0
  60. 60ToruńKujawsko-Pomorskie, Poland
    25.8
  61. 61AugustówPodlasie, Poland
    25.7
  62. 62Tai PoTai Po, Hong Kong
    25.0
  63. 63OtwockMazovia, Poland
    24.9
  64. 63KościerzynaPomerania, Poland
    24.9
  65. 65Sham Shui PoSham Shui Po District, Hong Kong
    24.7
  66. 66Kędzierzyn-KoźleOpole Voivodeship, Poland
    24.6
  67. 67Almatylow-cost sensorsAlmaty, Kazakhstan
    24.4
  68. 68PruszkówMazovia, Poland
    24.3
  69. 69NáchodHradec Králové Region, Czechia
    24.2
  70. 70Gorzów WielkopolskiLubusz, Poland
    24.1
  71. 71BelgradeCentral Serbia, Serbia
    24.0
  72. 72KłodzkoLower Silesia, Poland
    23.9
  73. 73ElblągWarmia-Masuria, Poland
    23.6
  74. 74ŻyrardówMazovia, Poland
    23.3
  75. 75OlsztynWarmia-Masuria, Poland
    23.0
  76. 76Konstancin-JeziornaMazovia, Poland
    22.8
  77. 76Tsuen WanTsuen Wan, Hong Kong
    22.8
  78. 78KrakówLesser Poland, Poland
    22.7
  79. 79KielceŚwiętokrzyskie, Poland
    22.4
  80. 80StarachowiceŚwiętokrzyskie, Poland
    22.3
  81. 80LegionowoMazovia, Poland
    22.3
  82. 82ObrenovacCentral Serbia, Serbia
    22.2
  83. 82AstanaAstana, Kazakhstan
    22.2
  84. 84JakartaJakarta, Indonesia
    22.1
  85. 85RadomMazovia, Poland
    22.0
  86. 85GdyniaPomerania, Poland
    22.0
  87. 87MielecSubcarpathia, Poland
    21.9
  88. 87Abujalow-cost sensorsFCT, Nigeria
    21.9
  89. 89Tin Shui WaiYuen Long, Hong Kong
    21.8
  90. 90SremčicaCentral Serbia, Serbia
    21.6
  91. 91Ban Khlong PrawetBangkok, Thailand
    21.4
  92. 92WrocławLower Silesia, Poland
    21.3
  93. 92PłockMazovia, Poland
    21.3
  94. 92BytówPomerania, Poland
    21.3
  95. 95AntananarivoAnalamanga, Madagascar
    21.2
  96. 95Kwai ChungKwai Tsing District, Hong Kong
    21.2
  97. 97SiedlceMazovia, Poland
    21.1
  98. 98Kampalalow-cost sensorsCentral Region, Uganda
    20.9
  99. 98PrzemyślSubcarpathia, Poland
    20.9
  100. 98ŚwiecieKujawsko-Pomorskie, Poland
    20.9
  101. 101Kuala LumpurKuala Lumpur, Malaysia
    20.7
  102. 102PułtuskMazovia, Poland
    20.5
  103. 103LublinLublin, Poland
    20.4
  104. 104FanlingNorth District, Hong Kong
    20.3
  105. 105MiskolcBorsod-Abaúj-Zemplén, Hungary
    20.2
  106. 105Sha TinSha Tin, Hong Kong
    20.2
  107. 107Ulu BedokSingapore
    20.1
  108. 108GrajewoPodlasie, Poland
    20.0
  109. 109GdańskPomerania, Poland
    19.8
  110. 110ŁukówLublin, Poland
    19.7
  111. 110ŁódźŁódź Voivodeship, Poland
    19.7
  112. 110ColumbusGeorgia, United States
    19.7
  113. 113SopotPomerania, Poland
    19.6
  114. 114KołobrzegWest Pomerania, Poland
    19.5
  115. 115ZamośćLublin, Poland
    19.4
  116. 116WarsawMazovia, Poland
    19.3
  117. 116Strzelce OpolskieOpole Voivodeship, Poland
    19.3
  118. 116SalamancaGuanajuato, Mexico
    19.3
  119. 119Saint AndrewsSouth Carolina, United States
    19.2
  120. 120FlorenceSouth Carolina, United States
    19.1
  121. 121WawerMazovia, Poland
    18.8
  122. 121San Tung Chung HangIslands, Hong Kong
    18.8
  123. 123SuwałkiPodlasie, Poland
    18.6
  124. 124AlbanyGeorgia, United States
    18.5
  125. 125Sau Mau PingKwun Tong District, Hong Kong
    18.4
  126. 126Addis AbabaAddis Ababa, Ethiopia
    18.3
  127. 127BiałystokPodlasie, Poland
    18.0
  128. 128NiskoSubcarpathia, Poland
    17.8
  129. 129HamarInnlandet, Norway
    17.5
  130. 130DushanbeDushanbe, Tajikistan
    17.3
  131. 130Quezon Citylow-cost sensorsNational Capital Region, Philippines
    17.3
  132. 132RzeszówSubcarpathia, Poland
    17.0
  133. 132JarosławSubcarpathia, Poland
    17.0
  134. 132Jelenia GóraLower Silesia, Poland
    17.0
  135. 132MaconGeorgia, United States
    17.0
  136. 136AberdeenSouthern District, Hong Kong
    16.8
  137. 136San Luis de la PazGuanajuato, Mexico
    16.8
  138. 136León de los AldamaGuanajuato, Mexico
    16.8
  139. 139TarnówLesser Poland, Poland
    16.7
  140. 139AmagasakiHyōgo, Japan
    16.7
  141. 141Warner RobinsGeorgia, United States
    16.6
  142. 141San Francisco De BorjaLima region, Peru
    16.6
  143. 143IrapuatoGuanajuato, Mexico
    16.5
  144. 143Phenix CityAlabama, United States
    16.5
  145. 145NakatsuOita, Japan
    16.4
  146. 146YawataKyoto, Japan
    16.3
  147. 146HigashinozoeHyōgo, Japan
    16.3
  148. 146KurashikiOkayama, Japan
    16.3
  149. 149EłkWarmia-Masuria, Poland
    16.2
  150. 149Kakogawachō-honmachiHyōgo, Japan
    16.2
  151. 149AugustaGeorgia, United States
    16.2
  152. 149ValdostaGeorgia, United States
    16.2
  153. 149MissionTexas, United States
    16.2
  154. 154Ang Mo Kio New TownSingapore
    16.1
  155. 155Botevgradlow-cost sensorsSofia, Bulgaria
    16.0
  156. 155KasaokaOkayama, Japan
    16.0
  157. 157TaharaAichi, Japan
    15.9
  158. 157Kan’onjichōKagawa, Japan
    15.9
  159. 159MitoIbaraki, Japan
    15.7
  160. 160YoukaichiShiga, Japan
    15.6
  161. 160ŌgakiGifu, Japan
    15.6
  162. 160HandaAichi, Japan
    15.6
  163. 163AkashiHyōgo, Japan
    15.5
  164. 163TenriNara, Japan
    15.5
  165. 163TamanoOkayama, Japan
    15.5
  166. 163LimaLima Province, Peru
    15.5
  167. 167YokkaichiMie, Japan
    15.4
  168. 167NishinomiyaHyōgo, Japan
    15.4
  169. 169YukuhashiFukuoka, Japan
    15.3
  170. 170KameyamaMie, Japan
    15.2
  171. 171KyotoKyoto, Japan
    15.1
  172. 171SaijōEhime, Japan
    15.1
  173. 171AlgiersAlgiers, Algeria
    15.1
  174. 171HashimaGifu, Japan
    15.1
  175. 171AridaWakayama, Japan
    15.1
  176. 176SuzakaNagano, Japan
    15.0
  177. 177ShimonosekiYamaguchi, Japan
    14.9
  178. 177HikariYamaguchi, Japan
    14.9
  179. 177DurhamNorth Carolina, United States
    14.9
  180. 177TakashimaShiga, Japan
    14.9
  181. 177TōkaiAichi, Japan
    14.9
  182. 177AsakuchiOkayama, Japan
    14.9
  183. 183KobeHyōgo, Japan
    14.8
  184. 183Forest ParkGeorgia, United States
    14.8
  185. 183GreenvilleSouth Carolina, United States
    14.8
  186. 183SugaiKyoto, Japan
    14.8
  187. 187KusatsuShiga, Japan
    14.7
  188. 187HōryūjiNara, Japan
    14.7
  189. 187HimejiHyōgo, Japan
    14.7
  190. 187KennesawGeorgia, United States
    14.7
  191. 187ShikokuchūōEhime, Japan
    14.7
  192. 192TokiGifu, Japan
    14.6
  193. 192OnodaYamaguchi, Japan
    14.6
  194. 192FukuyamaHiroshima, Japan
    14.6
  195. 192GainesvilleGeorgia, United States
    14.6
  196. 192OwariasahiAichi, Japan
    14.6
  197. 192KogaFukuoka, Japan
    14.6
  198. 192MatsusakaMie, Japan
    14.6
  199. 192BizenOkayama, Japan
    14.6

Top 200 of 1,426 shown.

Good0–5
Fair6–15
Moderate16–50
Poor51–90
Very poor91–140
Extremely poor141+

The European Environment Agency's air quality index bands for PM2.5 (2024 revision); it has bands, not numbers, so values stay in µg/m³. Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities, PM2.5, week of March 11, 2024, smogrank.com/history/2024-W11 (accessed 2 Oct 2026).

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