SmogRank / History / May 29, 2024

Most polluted cities on May 29, 2024

2,305 cities ranked by their average PM2.5 over the day; the worst was N'Djamena, Chad, at 129.0 µg/m³. Each city's own local calendar day.

← N'Djamena 129.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for May 29, 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
    2048.6×
  2. 2Santa Anita - Los FicusLima region, Peru
    1927.6×
  3. 3OsornoLos Lagos Region, Chile
    1887.2×
  4. 4BaghdadBaghdad, Iraq
    1735.8×
  5. 5CoyhaiqueAysén, Chile
    1675.2×
  6. 6RancaguaO'Higgins Region, Chile
    1655.0×
  7. 7RengoO'Higgins Region, Chile
    1645.0×
  8. 8DelhiDelhi, India
    1634.8×
  9. 9La UniónLos Ríos Region, Chile
    1624.8×
  10. 10Puerto VarasLos Lagos Region, Chile
    1604.6×
  11. 11CuricóMaule Region, Chile
    1584.4×
  12. 12JakartaJakarta, Indonesia
    1544.0×
  13. 13Lahorelow-cost sensorsPunjab, Pakistan
    1513.7×
  14. 14TalcaMaule Region, Chile
    1473.6×
  15. 15TalaganteSantiago Metropolitan, Chile
    1463.6×
  16. 16SantiagoSantiago Metropolitan, Chile
    1453.5×
  17. 17RabinalBaja Verapaz, Guatemala
    1443.5×
  18. 18Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    1433.5×
  19. 19Dhakalow-cost sensorsDhaka Division, Bangladesh
    1423.5×
  20. 20Guatemala CityGuatemala, Guatemala
    1413.4×
  21. 21Kathmandulow-cost sensorsBagmati Province, Nepal
    1403.4×
  22. 22MaputoMaputo City, Mozambique
    1403.4×
  23. 23NacimientoBiobio, Chile
    1343.3×
  24. 24San Francisco De BorjaLima region, Peru
    1303.2×
  25. 25LimaLima Province, Peru
    1263.0×
  26. 26QuillotaValparaiso, Chile
    1253.0×
  27. 27Puente AltoSantiago Metropolitan, Chile
    1222.9×
  28. 28QuilpuéValparaiso, Chile
    1172.8×
  29. 29BakuBaki, Azerbaijan
    1172.8×
  30. 30HualquiBiobio, Chile
    1142.7×
  31. 31ChillánÑuble, Chile
    1132.7×
  32. 32ValdiviaLos Ríos Region, Chile
    1122.7×
  33. 32Puerto AysénAysén, Chile
    1122.7×
  34. 34BeijingBeijing, China
    1112.6×
  35. 35Addis AbabaAddis Ababa, Ethiopia
    1102.6×
  36. 36CauquenesMaule Region, Chile
    1102.6×
  37. 37CairoCairo, Egypt
    1102.6×
  38. 38Islamabadlow-cost sensorsIslamabad, Pakistan
    1082.6×
  39. 39BelmopanCayo District, Belize
    1082.6×
  40. 40KolkataWest Bengal, India
    1042.4×
  41. 41VillarricaAraucania, Chile
    1022.4×
  42. 42QuinteroValparaiso, Chile
    982.3×
  43. 42Puerto MonttLos Lagos Region, Chile
    982.3×
  44. 44Zacatepec de HidalgoMorelos, Mexico
    972.3×
  45. 45San CarlosÑuble, Chile
    962.2×
  46. 46TemucoAraucania, Chile
    962.2×
  47. 47Los ÁngelesBiobio, Chile
    942.1×
  48. 48HualpénBiobio, Chile
    942.1×
  49. 49Karachilow-cost sensorsSindh, Pakistan
    932.1×
  50. 50Şabāḩ as SālimMubārak al Kabīr, Kuwait
    922.1×
  51. 51CuranilahueBiobio, Chile
    922.1×
  52. 52MukdahanMukdahan, Thailand
    922.1×
  53. 53HyderabadTelangana, India
    902.0×
  54. 54ConcónValparaiso, Chile
    892.0×
  55. 55TocopillaAntofagasta, Chile
    892.0×
  56. 55CoronelBiobio, Chile
    892.0×
  57. 57AshgabatAshgabat, Turkmenistan
    892.0×
  58. 58JeddahMecca Region, Saudi Arabia
    881.9×
  59. 59HanoiHanoi, Vietnam
    871.9×
  60. 60VilniusVilnius, Lithuania
    871.9×
  61. 61TratTrat, Thailand
    861.9×
  62. 62Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    861.9×
  63. 62San Luis de la PazGuanajuato, Mexico
    861.9×
  64. 64TalcahuanoBiobio, Chile
    861.9×
  65. 65Viña del MarValparaiso, Chile
    851.8×
  66. 66CelayaGuanajuato, Mexico
    841.8×
  67. 67León de los AldamaGuanajuato, Mexico
    831.7×
  68. 68CallaoCallao, Peru
    831.7×
  69. 69La SerenaCoquimbo Region, Chile
    821.7×
  70. 70Sydneylow-cost sensorsNew South Wales, Australia
    821.7×
  71. 71AntofagastaAntofagasta, Chile
    811.7×
  72. 72KanchanaburiKanchanaburi, Thailand
    811.7×
  73. 73IrapuatoGuanajuato, Mexico
    811.7×
  74. 74NanNan, Thailand
    801.6×
  75. 75CoquimboCoquimbo Region, Chile
    781.6×
  76. 76SarajevoFederation of B&H, Bosnia and Herzegovina
    761.5×
  77. 77ConcepciónBiobio, Chile
    751.5×
  78. 77Villa Poeta José Gálvez BarrenecheaLima region, Peru
    751.5×
  79. 79Amnat CharoenAmnat Charoen, Thailand
    751.5×
  80. 80ToméBiobio, Chile
    751.5×
  81. 81MumbaiMaharashtra, India
    741.4×
  82. 82SokchoGangwon-do, South Korea
    741.4×
  83. 83ChocopeLa Libertad, Peru
    741.4×
  84. 83AricaArica y Parinacota Region, Chile
    741.4×
  85. 85Abujalow-cost sensorsFCT, Nigeria
    731.4×
  86. 86Kampalalow-cost sensorsCentral Region, Uganda
    731.4×
  87. 86Jacobo HunterArequipa, Peru
    731.4×
  88. 88BrawleyCalifornia, United States
    721.4×
  89. 89Silao de la VictoriaGuanajuato, Mexico
    721.4×
  90. 89Khlong Sam WaBangkok, Thailand
    721.4×
  91. 91GuangzhouGuangdong, China
    721.4×
  92. 91CopiapóAtacama, Chile
    721.4×
  93. 93San Miguel de AllendeGuanajuato, Mexico
    721.3×
  94. 94Si Sa KetSi Sa Ket, Thailand
    711.3×
  95. 94BurrianaValencia, Spain
    711.3×
  96. 96PattaniPattani, Thailand
    711.3×
  97. 96HwawŏnDaegu, South Korea
    711.3×
  98. 96Jastrzębie ZdrójSilesia, Poland
    711.3×
  99. 96Asunciónlow-cost sensorsAsuncion, Paraguay
    711.3×
  100. 100La Crescenta-Montroselow-cost sensorsCalifornia, United States
    701.3×
  101. 101SevillaAndalusia, Spain
    701.3×
  102. 101FontanaCalifornia, United States
    701.3×
  103. 103Mae SaiChiang Rai, Thailand
    701.3×
  104. 103Bang NaBangkok, Thailand
    701.3×
  105. 105Nong KhaemBangkok, Thailand
    701.3×
  106. 105ChiguayanteBiobio, Chile
    701.3×
  107. 107Alto HospicioTarapacá, Chile
    691.3×
  108. 108UmeåVästerbotten, Sweden
    691.3×
  109. 108Ban Samae DamBangkok, Thailand
    691.3×
  110. 110WłocławekKujawsko-Pomorskie, Poland
    691.3×
  111. 111ChimboteAncash, Peru
    691.2×
  112. 112DouliuTaiwan, Taiwan
    691.2×
  113. 112Chiayi CityTaiwan, Taiwan
    691.2×
  114. 114HuelvaAndalusia, Spain
    691.2×
  115. 115GuanajuatoGuanajuato, Mexico
    681.2×
  116. 116WangarattaVictoria, Australia
    681.2×
  117. 117Heroica MatamorosTamaulipas, Mexico
    681.2×
  118. 118Bielsko-BialaSilesia, Poland
    681.2×
  119. 119BeigangTaiwan, Taiwan
    671.2×
  120. 120Wan ChaiWan Chai, Hong Kong
    671.2×
  121. 120JaénAndalusia, Spain
    671.2×
  122. 120SundsvallVästernorrland, Sweden
    671.2×
  123. 120VigevanoLombardy, Italy
    671.2×
  124. 124YongkangTaiwan, Taiwan
    671.2×
  125. 124TainanTaiwan, Taiwan
    671.2×
  126. 124BailénAndalusia, Spain
    671.2×
  127. 127CalamaAntofagasta, Chile
    671.2×
  128. 127Khan Na YaoBangkok, Thailand
    671.2×
  129. 127Saphan SungBangkok, Thailand
    671.2×
  130. 130DushanbeDushanbe, Tajikistan
    661.2×
  131. 130KalasinKalasin, Thailand
    661.2×
  132. 132AntananarivoAnalamanga, Madagascar
    661.1×
  133. 132PohangGyeongsangbuk-do, South Korea
    661.1×
  134. 132RacibórzSilesia, Poland
    661.1×
  135. 132AguascalientesAguascalientes, Mexico
    661.1×
  136. 136ShanghaiShanghai, China
    661.1×
  137. 137Santa ClaritaCalifornia, United States
    661.1×
  138. 138PruszkówMazovia, Poland
    661.1×
  139. 138GrajewoPodlasie, Poland
    661.1×
  140. 138ZhushanTaiwan, Taiwan
    661.1×
  141. 141DębicaSubcarpathia, Poland
    651.1×
  142. 141PhuketPhuket, Thailand
    651.1×
  143. 143AnconaThe Marches, Italy
    651.1×
  144. 144MielecSubcarpathia, Poland
    651.1×
  145. 144Hongch’ŏnGangwon-do, South Korea
    651.1×
  146. 146San Pedro de la PazBiobio, Chile
    651.1×
  147. 147LegionowoMazovia, Poland
    651.1×
  148. 147AugustówPodlasie, Poland
    651.1×
  149. 147Nakhon RatchasimaNakhon Ratchasima, Thailand
    651.1×
  150. 150ToruńKujawsko-Pomorskie, Poland
    641.1×
  151. 150SalamancaGuanajuato, Mexico
    641.1×
  152. 152YuanlinTaiwan, Taiwan
    641.1×
  153. 153PoriSatakunta, Finland
    641.1×
  154. 153ErlunTaiwan, Taiwan
    641.1×
  155. 155Jurong WestSingapore
    641.1×
  156. 156Falconara MarittimaThe Marches, Italy
    631.1×
  157. 157ValjevoCentral Serbia, Serbia
    631.0×
  158. 158PirotCentral Serbia, Serbia
    631.0×
  159. 158TrangTrang, Thailand
    631.0×
  160. 158HoustonTexas, United States
    631.0×
  161. 161SatunSatun, Thailand
    631.0×
  162. 161SangjuGyeongsangbuk-do, South Korea
    631.0×
  163. 163Nakhon NayokNakhon Nayok, Thailand
    631.0×
  164. 163Missouri CityTexas, United States
    631.0×
  165. 163Jurupa ValleyCalifornia, United States
    631.0×
  166. 163RangioraCanterbury, New Zealand
    631.0×
  167. 167KuopioNorth Savo, Finland
    631.0×
  168. 167PrzemyślSubcarpathia, Poland
    631.0×
  169. 167AndongGyeongsangbuk-do, South Korea
    631.0×
  170. 170PrešovPrešov Region, Slovakia
    621.0×
  171. 170SiedlceMazovia, Poland
    621.0×
  172. 170YasothonYasothon, Thailand
    621.0×
  173. 170ZhubeiTaiwan, Taiwan
    621.0×
  174. 170SeonghwanChungcheongnam-do, South Korea
    621.0×
  175. 170FabrianoThe Marches, Italy
    621.0×
  176. 170Corpus ChristiTexas, United States
    621.0×
  177. 177MyyrmäkiUusimaa, Finland
    621.0×
  178. 177RatchaburiRatchaburi, Thailand
    621.0×
  179. 177ShulinTaipei, Taiwan
    621.0×
  180. 177San RoqueAndalusia, Spain
    621.0×
  181. 177KutnoŁódź Voivodeship, Poland
    621.0×
  182. 177Lak SiBangkok, Thailand
    621.0×
  183. 183ŻyrardówMazovia, Poland
    621.0×
  184. 183Khon KaenKhon Kaen, Thailand
    621.0×
  185. 183WŏnjuGangwon-do, South Korea
    621.0×
  186. 186BangkokBangkok, Thailand
    621.0×
  187. 186Hat YaiSongkhla, Thailand
    621.0×
  188. 186Tuen MunTuen Mun, Hong Kong
    621.0×
  189. 186YeojuGyeonggi-do, South Korea
    621.0×
  190. 186KrakówLesser Poland, Poland
    621.0×
  191. 191KaunasKaunas, Lithuania
    621.0×
  192. 192HelsinkiUusimaa, Finland
    611.0×
  193. 192BardejovPrešov Region, Slovakia
    611.0×
  194. 192GoseongGyeongsangnam-do, South Korea
    611.0×
  195. 192ŁódźŁódź Voivodeship, Poland
    611.0×
  196. 192OurenseGalicia, Spain
    611.0×
  197. 197KlaukkalaUusimaa, Finland
    611.0×
  198. 197JyväskyläCentral Finland, Finland
    611.0×
  199. 197UžiceCentral Serbia, Serbia
    611.0×
  200. 197MissionTexas, United States
    611.0×

Top 200 of 2,305 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, May 29, 2024, smogrank.com/history/2024-05-29 (accessed 3 Oct 2026).

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