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
    220
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    178
  3. 3Lahorelow-cost sensorsPunjab, Pakistan
    146
  4. 4Kathmandulow-cost sensorsBagmati Province, Nepal
    99
  5. 5DelhiDelhi, India
    99
  6. 6Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    92
  7. 7KolkataWest Bengal, India
    91
  8. 8ShenyangLiaoning, China
    83
  9. 9HyderabadTelangana, India
    74
  10. 10BeijingBeijing, China
    74
  11. 11Karachilow-cost sensorsSindh, Pakistan
    71
  12. 12YangonYangon, Myanmar
    67
  13. 13HanoiHanoi, Vietnam
    65
  14. 14AshgabatAshgabat, Turkmenistan
    61
  15. 14KigaliKigali, Rwanda
    61
  16. 16ColomboWestern Province, Sri Lanka
    57
  17. 17MumbaiMaharashtra, India
    57
  18. 18GuangzhouGuangdong, China
    56
  19. 19Wan ChaiWan Chai, Hong Kong
    56
  20. 20BaghdadBaghdad, Iraq
    54
  21. 21Ulan BatorUlaanbaatar, Mongolia
    53
  22. 22DziałdowoWarmia-Masuria, Poland
    52
  23. 23SalorTashkent Region, Uzbekistan
    51
  24. 24CairoCairo, Egypt
    48
  25. 25WłocławekKujawsko-Pomorskie, Poland
    47
  26. 26ŻywiecSilesia, Poland
    47
  27. 27Mong KokYau Tsim Mong District, Hong Kong
    46
  28. 27RacibórzSilesia, Poland
    46
  29. 29DębicaSubcarpathia, Poland
    45
  30. 30Banja LukaSrpska, Bosnia and Herzegovina
    45
  31. 31BakuBaki, Azerbaijan
    45
  32. 31PoznańGreater Poland, Poland
    45
  33. 33Skarżysko-KamiennaŚwiętokrzyskie, Poland
    45
  34. 34PljevljaPljevlja, Montenegro
    45
  35. 35SarajevoFederation of B&H, Bosnia and Herzegovina
    44
  36. 35RabinalBaja Verapaz, Guatemala
    44
  37. 37Tuen MunTuen Mun, Hong Kong
    44
  38. 38KaliszGreater Poland, Poland
    43
  39. 39Santa Anita - Los FicusLima region, Peru
    43
  40. 40Czechowice-DziedziceSilesia, Poland
    43
  41. 41LazarevacCentral Serbia, Serbia
    42
  42. 42Jastrzębie ZdrójSilesia, Poland
    42
  43. 43KościanGreater Poland, Poland
    41
  44. 44SzczecinWest Pomerania, Poland
    40
  45. 44BydgoszczKujawsko-Pomorskie, Poland
    40
  46. 44Asunciónlow-cost sensorsAsuncion, Paraguay
    40
  47. 47ChennaiTamil Nadu, India
    40
  48. 47RadomskoŁódź Voivodeship, Poland
    40
  49. 49ZemunCentral Serbia, Serbia
    40
  50. 50PančevoVojvodina, Serbia
    40
  51. 51ZgierzŁódź Voivodeship, Poland
    39
  52. 52CelayaGuanajuato, Mexico
    39
  53. 53OpoleOpole Voivodeship, Poland
    39
  54. 54KutnoŁódź Voivodeship, Poland
    39
  55. 55LęborkPomerania, Poland
    38
  56. 56BaytownTexas, United States
    38
  57. 57VictoriaCentral and Western, Hong Kong
    38
  58. 57ŁaskŁódź Voivodeship, Poland
    38
  59. 59KatowiceSilesia, Poland
    38
  60. 60ToruńKujawsko-Pomorskie, Poland
    37
  61. 61AugustówPodlasie, Poland
    37
  62. 62Tai PoTai Po, Hong Kong
    36
  63. 63OtwockMazovia, Poland
    36
  64. 63KościerzynaPomerania, Poland
    36
  65. 65Sham Shui PoSham Shui Po District, Hong Kong
    36
  66. 66Kędzierzyn-KoźleOpole Voivodeship, Poland
    36
  67. 67Almatylow-cost sensorsAlmaty, Kazakhstan
    35
  68. 68PruszkówMazovia, Poland
    35
  69. 69NáchodHradec Králové Region, Czechia
    35
  70. 70Gorzów WielkopolskiLubusz, Poland
    35
  71. 71BelgradeCentral Serbia, Serbia
    35
  72. 72KłodzkoLower Silesia, Poland
    35
  73. 73ElblągWarmia-Masuria, Poland
    34
  74. 74ŻyrardówMazovia, Poland
    34
  75. 75OlsztynWarmia-Masuria, Poland
    33
  76. 76Konstancin-JeziornaMazovia, Poland
    33
  77. 76Tsuen WanTsuen Wan, Hong Kong
    33
  78. 78KrakówLesser Poland, Poland
    33
  79. 79KielceŚwiętokrzyskie, Poland
    32
  80. 80StarachowiceŚwiętokrzyskie, Poland
    32
  81. 80LegionowoMazovia, Poland
    32
  82. 82ObrenovacCentral Serbia, Serbia
    32
  83. 82AstanaAstana, Kazakhstan
    32
  84. 84JakartaJakarta, Indonesia
    32
  85. 85RadomMazovia, Poland
    32
  86. 85GdyniaPomerania, Poland
    32
  87. 87MielecSubcarpathia, Poland
    32
  88. 87Abujalow-cost sensorsFCT, Nigeria
    32
  89. 89Tin Shui WaiYuen Long, Hong Kong
    32
  90. 90SremčicaCentral Serbia, Serbia
    31
  91. 91Ban Khlong PrawetBangkok, Thailand
    31
  92. 92WrocławLower Silesia, Poland
    31
  93. 92PłockMazovia, Poland
    31
  94. 92BytówPomerania, Poland
    31
  95. 95AntananarivoAnalamanga, Madagascar
    31
  96. 95Kwai ChungKwai Tsing District, Hong Kong
    31
  97. 97SiedlceMazovia, Poland
    31
  98. 98Kampalalow-cost sensorsCentral Region, Uganda
    30
  99. 98PrzemyślSubcarpathia, Poland
    30
  100. 98ŚwiecieKujawsko-Pomorskie, Poland
    30
  101. 101Kuala LumpurKuala Lumpur, Malaysia
    30
  102. 102PułtuskMazovia, Poland
    30
  103. 103LublinLublin, Poland
    30
  104. 104FanlingNorth District, Hong Kong
    29
  105. 105MiskolcBorsod-Abaúj-Zemplén, Hungary
    29
  106. 105Sha TinSha Tin, Hong Kong
    29
  107. 107Ulu BedokSingapore
    29
  108. 108GrajewoPodlasie, Poland
    29
  109. 109GdańskPomerania, Poland
    29
  110. 110ŁukówLublin, Poland
    29
  111. 110ŁódźŁódź Voivodeship, Poland
    29
  112. 110ColumbusGeorgia, United States
    29
  113. 113SopotPomerania, Poland
    28
  114. 114KołobrzegWest Pomerania, Poland
    28
  115. 115ZamośćLublin, Poland
    28
  116. 116WarsawMazovia, Poland
    28
  117. 116Strzelce OpolskieOpole Voivodeship, Poland
    28
  118. 116SalamancaGuanajuato, Mexico
    28
  119. 119Saint AndrewsSouth Carolina, United States
    28
  120. 120FlorenceSouth Carolina, United States
    28
  121. 121WawerMazovia, Poland
    27
  122. 121San Tung Chung HangIslands, Hong Kong
    27
  123. 123SuwałkiPodlasie, Poland
    27
  124. 124AlbanyGeorgia, United States
    27
  125. 125Sau Mau PingKwun Tong District, Hong Kong
    27
  126. 126Addis AbabaAddis Ababa, Ethiopia
    27
  127. 127BiałystokPodlasie, Poland
    26
  128. 128NiskoSubcarpathia, Poland
    26
  129. 129HamarInnlandet, Norway
    25
  130. 130DushanbeDushanbe, Tajikistan
    25
  131. 130Quezon Citylow-cost sensorsNational Capital Region, Philippines
    25
  132. 132RzeszówSubcarpathia, Poland
    25
  133. 132JarosławSubcarpathia, Poland
    25
  134. 132Jelenia GóraLower Silesia, Poland
    25
  135. 132MaconGeorgia, United States
    25
  136. 136AberdeenSouthern District, Hong Kong
    24
  137. 136San Luis de la PazGuanajuato, Mexico
    24
  138. 136León de los AldamaGuanajuato, Mexico
    24
  139. 139TarnówLesser Poland, Poland
    24
  140. 139AmagasakiHyōgo, Japan
    24
  141. 141Warner RobinsGeorgia, United States
    24
  142. 141San Francisco De BorjaLima region, Peru
    24
  143. 143IrapuatoGuanajuato, Mexico
    24
  144. 143Phenix CityAlabama, United States
    24
  145. 145NakatsuOita, Japan
    24
  146. 146YawataKyoto, Japan
    24
  147. 146HigashinozoeHyōgo, Japan
    24
  148. 146KurashikiOkayama, Japan
    24
  149. 149EłkWarmia-Masuria, Poland
    24
  150. 149Kakogawachō-honmachiHyōgo, Japan
    24
  151. 149AugustaGeorgia, United States
    24
  152. 149ValdostaGeorgia, United States
    24
  153. 149MissionTexas, United States
    24
  154. 154Ang Mo Kio New TownSingapore
    23
  155. 155Botevgradlow-cost sensorsSofia, Bulgaria
    23
  156. 155KasaokaOkayama, Japan
    23
  157. 157TaharaAichi, Japan
    23
  158. 157Kan’onjichōKagawa, Japan
    23
  159. 159MitoIbaraki, Japan
    23
  160. 160YoukaichiShiga, Japan
    23
  161. 160ŌgakiGifu, Japan
    23
  162. 160HandaAichi, Japan
    23
  163. 163AkashiHyōgo, Japan
    23
  164. 163TenriNara, Japan
    23
  165. 163TamanoOkayama, Japan
    23
  166. 163LimaLima Province, Peru
    23
  167. 167YokkaichiMie, Japan
    22
  168. 167NishinomiyaHyōgo, Japan
    22
  169. 169YukuhashiFukuoka, Japan
    22
  170. 170KameyamaMie, Japan
    22
  171. 171KyotoKyoto, Japan
    22
  172. 171SaijōEhime, Japan
    22
  173. 171AlgiersAlgiers, Algeria
    22
  174. 171HashimaGifu, Japan
    22
  175. 171AridaWakayama, Japan
    22
  176. 176SuzakaNagano, Japan
    22
  177. 177ShimonosekiYamaguchi, Japan
    22
  178. 177HikariYamaguchi, Japan
    22
  179. 177DurhamNorth Carolina, United States
    22
  180. 177TakashimaShiga, Japan
    22
  181. 177TōkaiAichi, Japan
    22
  182. 177AsakuchiOkayama, Japan
    22
  183. 183KobeHyōgo, Japan
    22
  184. 183Forest ParkGeorgia, United States
    22
  185. 183GreenvilleSouth Carolina, United States
    22
  186. 183SugaiKyoto, Japan
    22
  187. 187KusatsuShiga, Japan
    21
  188. 187HōryūjiNara, Japan
    21
  189. 187HimejiHyōgo, Japan
    21
  190. 187KennesawGeorgia, United States
    21
  191. 187ShikokuchūōEhime, Japan
    21
  192. 192TokiGifu, Japan
    21
  193. 192OnodaYamaguchi, Japan
    21
  194. 192FukuyamaHiroshima, Japan
    21
  195. 192GainesvilleGeorgia, United States
    21
  196. 192OwariasahiAichi, Japan
    21
  197. 192KogaFukuoka, Japan
    21
  198. 192MatsusakaMie, Japan
    21
  199. 192BizenOkayama, Japan
    21

Top 200 of 1,426 shown.

Excellent0–50
Good51–100
Lightly polluted101–150
Moderately polluted151–200
Heavily polluted201–300
Severely polluted301+

China's Air Quality Index (HJ 633-2012), PM2.5 individual index. 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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