SmogRank / History / March 16, 2024

Most polluted cities on March 16, 2024

1,540 cities ranked by their average PM2.5 over the day; the worst was N'Djamena, Chad, at 195.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during March 16, 2024. All episodes.

← N'Djamena 195.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for March 16, 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
    27013.0×
  2. 2Dhakalow-cost sensorsDhaka Division, Bangladesh
    1937.7×
  3. 3Lahorelow-cost sensorsPunjab, Pakistan
    1907.4×
  4. 4ShenyangLiaoning, China
    1735.8×
  5. 5AshgabatAshgabat, Turkmenistan
    1715.6×
  6. 6BeijingBeijing, China
    1695.4×
  7. 7DelhiDelhi, India
    1634.8×
  8. 8Vientianelow-cost sensorsVientiane Prefecture, Laos
    1584.4×
  9. 9Kathmandulow-cost sensorsBagmati Province, Nepal
    1584.4×
  10. 10Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1554.1×
  11. 11GuangzhouGuangdong, China
    1533.9×
  12. 12Karachilow-cost sensorsSindh, Pakistan
    1523.8×
  13. 13YangonYangon, Myanmar
    1443.5×
  14. 14ErlunTaiwan, Taiwan
    1383.4×
  15. 15KigaliKigali, Rwanda
    1303.1×
  16. 16Wan ChaiWan Chai, Hong Kong
    1293.1×
  17. 17ErlinTaiwan, Taiwan
    1293.1×
  18. 18DaxiTaiwan, Taiwan
    1273.1×
  19. 19SalorTashkent Region, Uzbekistan
    1263.0×
  20. 20BeigangTaiwan, Taiwan
    1263.0×
  21. 21BakuBaki, Azerbaijan
    1253.0×
  22. 22TaibaoTaiwan, Taiwan
    1253.0×
  23. 23KaohsiungTakao, Taiwan
    1233.0×
  24. 23TaoyuanTaiwan, Taiwan
    1233.0×
  25. 25HyderabadTelangana, India
    1222.9×
  26. 25Almatylow-cost sensorsAlmaty, Kazakhstan
    1222.9×
  27. 27HsinchuTaiwan, Taiwan
    1202.9×
  28. 28ShulinTaipei, Taiwan
    1202.9×
  29. 29TainanTaiwan, Taiwan
    1192.8×
  30. 30ZhubeiTaiwan, Taiwan
    1182.8×
  31. 31LazarevacCentral Serbia, Serbia
    1172.8×
  32. 32DouliuTaiwan, Taiwan
    1162.8×
  33. 33Chiayi CityTaiwan, Taiwan
    1162.8×
  34. 34MumbaiMaharashtra, India
    1142.7×
  35. 35Mong KokYau Tsim Mong District, Hong Kong
    1122.7×
  36. 35GuadalajaraJalisco, Mexico
    1122.7×
  37. 37NeiliTaiwan, Taiwan
    1122.7×
  38. 38Islamabadlow-cost sensorsIslamabad, Pakistan
    1122.7×
  39. 39AugustówPodlasie, Poland
    1122.7×
  40. 39YuanlinTaiwan, Taiwan
    1122.7×
  41. 41XinyingTaiwan, Taiwan
    1112.6×
  42. 41Banja LukaSrpska, Bosnia and Herzegovina
    1112.6×
  43. 43ToufenTaiwan, Taiwan
    1112.6×
  44. 44JenksOklahoma, United States
    1102.6×
  45. 45MiaoliTaiwan, Taiwan
    1082.6×
  46. 45TolucaMéxico, Mexico
    1082.6×
  47. 47ZhudongTaiwan, Taiwan
    1082.6×
  48. 48HanoiHanoi, Vietnam
    1072.5×
  49. 48FengshanTakao, Taiwan
    1072.5×
  50. 50YongkangTaiwan, Taiwan
    1072.5×
  51. 51PljevljaPljevlja, Montenegro
    1062.5×
  52. 52New Taipei CityTaipei, Taiwan
    1052.5×
  53. 53TaipeiTaiwan, Taiwan
    1022.4×
  54. 54ZhushanTaiwan, Taiwan
    1012.4×
  55. 55BuziTaiwan, Taiwan
    1002.4×
  56. 56PančevoVojvodina, Serbia
    992.3×
  57. 57JinchengFukien, Taiwan
    982.3×
  58. 57ChanghuaTaiwan, Taiwan
    982.3×
  59. 59GrajewoPodlasie, Poland
    982.3×
  60. 60SiedlceMazovia, Poland
    972.3×
  61. 61ChaozhouTaiwan, Taiwan
    972.3×
  62. 62SarajevoFederation of B&H, Bosnia and Herzegovina
    962.2×
  63. 63Skarżysko-KamiennaŚwiętokrzyskie, Poland
    962.2×
  64. 64Tuen MunTuen Mun, Hong Kong
    952.2×
  65. 65ZemunCentral Serbia, Serbia
    952.2×
  66. 65VictoriaCentral and Western, Hong Kong
    952.2×
  67. 67RabinalBaja Verapaz, Guatemala
    952.2×
  68. 68ŁukówLublin, Poland
    942.1×
  69. 68Puente AltoSantiago Metropolitan, Chile
    942.1×
  70. 70MiskolcBorsod-Abaúj-Zemplén, Hungary
    932.1×
  71. 71DziałdowoWarmia-Masuria, Poland
    922.1×
  72. 72ColomboWestern Province, Sri Lanka
    912.0×
  73. 73Tai PoTai Po, Hong Kong
    902.0×
  74. 74BaghdadBaghdad, Iraq
    902.0×
  75. 74Sham Shui PoSham Shui Po District, Hong Kong
    902.0×
  76. 76BelgradeCentral Serbia, Serbia
    902.0×
  77. 77OtwockMazovia, Poland
    892.0×
  78. 78KielceŚwiętokrzyskie, Poland
    892.0×
  79. 78BiałystokPodlasie, Poland
    892.0×
  80. 80TaichungTaiwan, Taiwan
    892.0×
  81. 81ShanghaiShanghai, China
    892.0×
  82. 82SuwałkiPodlasie, Poland
    881.9×
  83. 82Santa Anita - Los FicusLima region, Peru
    881.9×
  84. 84QuinteroValparaiso, Chile
    871.9×
  85. 85PuliTaiwan, Taiwan
    871.9×
  86. 86DębicaSubcarpathia, Poland
    851.8×
  87. 87StarachowiceŚwiętokrzyskie, Poland
    841.8×
  88. 87PrzemyślSubcarpathia, Poland
    841.8×
  89. 87ObrenovacCentral Serbia, Serbia
    841.8×
  90. 90San CarlosÑuble, Chile
    841.8×
  91. 90HualpénBiobio, Chile
    841.8×
  92. 92XizhiTaipei, Taiwan
    831.8×
  93. 93SremčicaCentral Serbia, Serbia
    831.8×
  94. 94Bang KapiBangkok, Thailand
    831.7×
  95. 95QuillotaValparaiso, Chile
    821.7×
  96. 96Tin Shui WaiYuen Long, Hong Kong
    821.7×
  97. 96CelayaGuanajuato, Mexico
    821.7×
  98. 98PruszkówMazovia, Poland
    821.7×
  99. 98NantouTaiwan, Taiwan
    821.7×
  100. 100LublinLublin, Poland
    821.7×
  101. 101Konstancin-JeziornaMazovia, Poland
    811.7×
  102. 102Addis AbabaAddis Ababa, Ethiopia
    811.7×
  103. 102EłkWarmia-Masuria, Poland
    811.7×
  104. 104TaharaAichi, Japan
    801.6×
  105. 105Czechowice-DziedziceSilesia, Poland
    801.6×
  106. 105CoquimboCoquimbo Region, Chile
    801.6×
  107. 107ZamośćLublin, Poland
    801.6×
  108. 107KrakówLesser Poland, Poland
    801.6×
  109. 107SantiagoSantiago Metropolitan, Chile
    801.6×
  110. 110YamanashiYamanashi, Japan
    791.6×
  111. 111OlsztynWarmia-Masuria, Poland
    791.6×
  112. 111San Luis de la PazGuanajuato, Mexico
    791.6×
  113. 113IrumaSaitama, Japan
    791.6×
  114. 114KurashikiOkayama, Japan
    791.6×
  115. 115ConcónValparaiso, Chile
    791.6×
  116. 115Saphan SungBangkok, Thailand
    791.6×
  117. 117KeelungTaiwan, Taiwan
    781.6×
  118. 117IgusaSaitama, Japan
    781.6×
  119. 119CoyhaiqueAysén, Chile
    781.6×
  120. 120Nong KhaemBangkok, Thailand
    781.6×
  121. 120Viña del MarValparaiso, Chile
    781.6×
  122. 122TamanoOkayama, Japan
    781.6×
  123. 122AsakaSaitama, Japan
    781.6×
  124. 124RadomMazovia, Poland
    771.6×
  125. 125Tsuen WanTsuen Wan, Hong Kong
    771.5×
  126. 125TalaganteSantiago Metropolitan, Chile
    771.5×
  127. 127FanlingNorth District, Hong Kong
    771.5×
  128. 128MielecSubcarpathia, Poland
    771.5×
  129. 128Puerto VarasLos Lagos Region, Chile
    771.5×
  130. 130Dimitrovgradlow-cost sensorsHaskovo, Bulgaria
    771.5×
  131. 130Sau Mau PingKwun Tong District, Hong Kong
    771.5×
  132. 132Botevgradlow-cost sensorsSofia, Bulgaria
    771.5×
  133. 132Nakhon PathomNakhon Pathom, Thailand
    771.5×
  134. 134WłocławekKujawsko-Pomorskie, Poland
    761.5×
  135. 135Sai MaiBangkok, Thailand
    761.5×
  136. 136YachiyoChiba, Japan
    761.5×
  137. 137WawerMazovia, Poland
    761.5×
  138. 137Kwai ChungKwai Tsing District, Hong Kong
    761.5×
  139. 137ChikuseiIbaraki, Japan
    761.5×
  140. 140PułtuskMazovia, Poland
    761.5×
  141. 140TokyoTokyo, Japan
    761.5×
  142. 140AmagasakiHyōgo, Japan
    761.5×
  143. 143KawaguchiSaitama, Japan
    751.5×
  144. 143ChillánÑuble, Chile
    751.5×
  145. 145TokorozawaSaitama, Japan
    751.5×
  146. 145SanoTochigi, Japan
    751.5×
  147. 145Los ÁngelesBiobio, Chile
    751.5×
  148. 148YokohamaKanagawa, Japan
    751.5×
  149. 148YawataKyoto, Japan
    751.5×
  150. 148OwariasahiAichi, Japan
    751.5×
  151. 151NiskoSubcarpathia, Poland
    751.5×
  152. 151LegionowoMazovia, Poland
    751.5×
  153. 151Sha TinSha Tin, Hong Kong
    751.5×
  154. 151San Tung Chung HangIslands, Hong Kong
    751.5×
  155. 155Khlong LuangPathum Thani, Thailand
    741.4×
  156. 155ŌgakiGifu, Japan
    741.4×
  157. 155RengoO'Higgins Region, Chile
    741.4×
  158. 155NiizaSaitama, Japan
    741.4×
  159. 159OyamaTochigi, Japan
    741.4×
  160. 159MorohongōSaitama, Japan
    741.4×
  161. 161CalamaAntofagasta, Chile
    741.4×
  162. 162AricaArica y Parinacota Region, Chile
    741.4×
  163. 163JarosławSubcarpathia, Poland
    741.4×
  164. 163AtamiShizuoka, Japan
    741.4×
  165. 163Prince GeorgeBritish Columbia, Canada
    741.4×
  166. 166XizhouTaiwan, Taiwan
    731.4×
  167. 166KanumaTochigi, Japan
    731.4×
  168. 166Asunciónlow-cost sensorsAsuncion, Paraguay
    731.4×
  169. 166AyaseKanagawa, Japan
    731.4×
  170. 170SōkaSaitama, Japan
    731.4×
  171. 170KurihamaKanagawa, Japan
    731.4×
  172. 170ElblągWarmia-Masuria, Poland
    731.4×
  173. 170Higashi-MatsuyamaSaitama, Japan
    731.4×
  174. 174ŻyrardówMazovia, Poland
    731.4×
  175. 174Phra PradaengSamut Prakan, Thailand
    731.4×
  176. 174YokosukaKanagawa, Japan
    731.4×
  177. 174KazoSaitama, Japan
    731.4×
  178. 174ChigasakiKanagawa, Japan
    731.4×
  179. 179CairoCairo, Egypt
    731.4×
  180. 179MatsumotoNagano, Japan
    731.4×
  181. 179La SerenaCoquimbo Region, Chile
    731.4×
  182. 179Khan Na YaoBangkok, Thailand
    731.4×
  183. 179AzaminoKanagawa, Japan
    731.4×
  184. 184TokiGifu, Japan
    731.4×
  185. 184HannōSaitama, Japan
    731.4×
  186. 184AgeoSaitama, Japan
    731.4×
  187. 184Abujalow-cost sensorsFCT, Nigeria
    731.4×
  188. 188BangkokBangkok, Thailand
    721.4×
  189. 188TatebayashiGunma, Japan
    721.4×
  190. 188SayamaSaitama, Japan
    721.4×
  191. 191ChennaiTamil Nadu, India
    721.4×
  192. 191Nong ChokBangkok, Thailand
    721.4×
  193. 191Bang Bo DistrictSamut Prakan, Thailand
    721.4×
  194. 191ZgierzŁódź Voivodeship, Poland
    721.4×
  195. 191RancaguaO'Higgins Region, Chile
    721.4×
  196. 191HigashikurumeTokyo, Japan
    721.4×
  197. 191AridaWakayama, Japan
    721.4×
  198. 198WarsawMazovia, Poland
    721.4×
  199. 198SakadoSaitama, Japan
    721.4×
  200. 198NishinomiyaHyōgo, Japan
    721.4×

Top 200 of 1,540 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, March 16, 2024, smogrank.com/history/2024-03-16 (accessed 3 Oct 2026).

Download top 10 (PNG)

You're welcome to reuse a single chart, image or figure with this citation and a link. Terms.