SmogRank / History / April 26, 2024

Most polluted cities on April 26, 2024

2,346 cities ranked by their average PM2.5 over the day; the worst was Kathmandu, Nepal, at 133.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during April 26, 2024. All episodes.

← Kathmandu 133.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for April 26, 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. 1Kathmandulow-cost sensorsBagmati Province, Nepal
    2088.9×
  2. 2N'DjamenaN’Djaména, Chad
    2018.4×
  3. 3BeijingBeijing, China
    1745.9×
  4. 4Lahorelow-cost sensorsPunjab, Pakistan
    1735.8×
  5. 5Santa Anita - Los FicusLima region, Peru
    1725.7×
  6. 6Ubon RatchathaniUbon Ratchathani, Thailand
    1705.5×
  7. 7Chiang MaiChiang Mai, Thailand
    1685.3×
  8. 8TlaquepaqueJalisco, Mexico
    1634.9×
  9. 9NanNan, Thailand
    1624.7×
  10. 10Dhakalow-cost sensorsDhaka Division, Bangladesh
    1604.6×
  11. 11BaghdadBaghdad, Iraq
    1604.5×
  12. 12LampangLampang, Thailand
    1594.4×
  13. 13HanoiHanoi, Vietnam
    1584.3×
  14. 14LamphunLamphun, Thailand
    1544.0×
  15. 15MukdahanMukdahan, Thailand
    1544.0×
  16. 16UttaraditUttaradit, Thailand
    1533.9×
  17. 17Zacatepec de HidalgoMorelos, Mexico
    1533.9×
  18. 18TocopillaAntofagasta, Chile
    1533.9×
  19. 19PhayaoPhayao, Thailand
    1503.7×
  20. 20BeneventoCampania, Italy
    1493.7×
  21. 21YasothonYasothon, Thailand
    1483.6×
  22. 22DelhiDelhi, India
    1463.6×
  23. 23SeonghwanChungcheongnam-do, South Korea
    1433.5×
  24. 24CholulaPuebla, Mexico
    1403.4×
  25. 25TuxtlaChiapas, Mexico
    1353.3×
  26. 26Vientianelow-cost sensorsVientiane Prefecture, Laos
    1343.3×
  27. 27PhraePhrae, Thailand
    1343.3×
  28. 28Victoria de DurangoDurango, Mexico
    1323.2×
  29. 29SukhothaiSukhothai, Thailand
    1313.2×
  30. 30Kamphaeng PhetKamphaeng Phet, Thailand
    1293.1×
  31. 31Mae SaiChiang Rai, Thailand
    1283.1×
  32. 32KalasinKalasin, Thailand
    1263.0×
  33. 32ShenyangLiaoning, China
    1263.0×
  34. 34TangjinChungcheongnam-do, South Korea
    1243.0×
  35. 35KolkataWest Bengal, India
    1243.0×
  36. 36PyeongtaekGyeonggi-do, South Korea
    1243.0×
  37. 37Chiang RaiChiang Rai, Thailand
    1233.0×
  38. 38Villa Poeta José Gálvez BarrenecheaLima region, Peru
    1222.9×
  39. 39LimaLima Province, Peru
    1212.9×
  40. 40RengoO'Higgins Region, Chile
    1182.8×
  41. 41CoyhaiqueAysén, Chile
    1172.8×
  42. 42HyderabadTelangana, India
    1152.8×
  43. 43Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1152.7×
  44. 44AsanChungcheongnam-do, South Korea
    1152.7×
  45. 45LoeiLoei, Thailand
    1142.7×
  46. 46Mae SotTak, Thailand
    1112.6×
  47. 47Sakon NakhonSakon Nakhon, Thailand
    1112.6×
  48. 47OsanGyeonggi-do, South Korea
    1112.6×
  49. 47Ciudad Benito JuárezNuevo León, Mexico
    1112.6×
  50. 50CairoCairo, Egypt
    1072.5×
  51. 51Ansan-siGyeonggi-do, South Korea
    1072.5×
  52. 52Guatemala CityGuatemala, Guatemala
    1062.5×
  53. 53PhetchabunPhetchabun, Thailand
    1062.5×
  54. 53CuernavacaMorelos, Mexico
    1062.5×
  55. 53TlaxcalaTlaxcala, Mexico
    1062.5×
  56. 56PubalGyeonggi-do, South Korea
    1052.5×
  57. 57YangonYangon, Myanmar
    1052.5×
  58. 57Ciudad JuárezChihuahua, Mexico
    1052.5×
  59. 59Chinch'ŏnNorth Chungcheong, South Korea
    1052.5×
  60. 60DziałdowoWarmia-Masuria, Poland
    1032.4×
  61. 61HualpénBiobio, Chile
    1032.4×
  62. 62IncheonIncheon, South Korea
    1032.4×
  63. 63RabinalBaja Verapaz, Guatemala
    1022.4×
  64. 63NacimientoBiobio, Chile
    1022.4×
  65. 65CheonanChungcheongnam-do, South Korea
    1012.4×
  66. 66Udon ThaniUdon Thani, Thailand
    1002.3×
  67. 66Icheon-siGyeonggi-do, South Korea
    1002.3×
  68. 68OsornoLos Lagos Region, Chile
    992.3×
  69. 69YeojuGyeonggi-do, South Korea
    982.3×
  70. 69Santiago de QuerétaroQuerétaro, Mexico
    982.3×
  71. 71Si Sa KetSi Sa Ket, Thailand
    982.3×
  72. 72JakartaJakarta, Indonesia
    982.3×
  73. 73Taesal-liChungcheongnam-do, South Korea
    982.3×
  74. 74YesanChungcheongnam-do, South Korea
    972.3×
  75. 75PhichitPhichit, Thailand
    972.2×
  76. 76ChillánÑuble, Chile
    962.2×
  77. 77TehuacánPuebla, Mexico
    962.2×
  78. 78AnseongGyeonggi-do, South Korea
    962.2×
  79. 79Puerto VarasLos Lagos Region, Chile
    952.2×
  80. 80MonterreyNuevo León, Mexico
    952.2×
  81. 81La UniónLos Ríos Region, Chile
    952.2×
  82. 82Santa CatarinaNuevo León, Mexico
    952.2×
  83. 83Puerto MonttLos Lagos Region, Chile
    932.1×
  84. 84SuwonGyeonggi-do, South Korea
    932.1×
  85. 84PueblaPuebla, Mexico
    932.1×
  86. 86Nong Bua LamphuNong Bua Lamphu, Thailand
    932.1×
  87. 87JungpyongNorth Chungcheong, South Korea
    922.1×
  88. 88GwangmyeongGyeonggi-do, South Korea
    912.0×
  89. 88CuranilahueBiobio, Chile
    912.0×
  90. 90SmederevoCentral Serbia, Serbia
    902.0×
  91. 90Puerto AysénAysén, Chile
    902.0×
  92. 90CoronelBiobio, Chile
    902.0×
  93. 93Khon KaenKhon Kaen, Thailand
    902.0×
  94. 94Roi EtRoi Et, Thailand
    892.0×
  95. 94HualquiBiobio, Chile
    892.0×
  96. 96JarosławSubcarpathia, Poland
    892.0×
  97. 97GwangjuGyeonggi-do, South Korea
    892.0×
  98. 97GunsanJeollabuk-do, South Korea
    892.0×
  99. 99Anyang-siGyeonggi-do, South Korea
    881.9×
  100. 100ChaiyaphumChaiyaphum, Thailand
    881.9×
  101. 100MissionTexas, United States
    881.9×
  102. 102HwadoGyeonggi-do, South Korea
    871.9×
  103. 103Mixquiahuala de JuárezHidalgo, Mexico
    871.9×
  104. 104PančevoVojvodina, Serbia
    871.9×
  105. 105Bucheon-siGyeonggi-do, South Korea
    861.9×
  106. 105IksanJeollabuk-do, South Korea
    861.9×
  107. 107ŁukówLublin, Poland
    861.9×
  108. 108Islamabadlow-cost sensorsIslamabad, Pakistan
    861.9×
  109. 109San CarlosÑuble, Chile
    851.8×
  110. 110ColomboWestern Province, Sri Lanka
    851.8×
  111. 111Lop BuriLopburi, Thailand
    851.8×
  112. 111MexicaliBaja California, Mexico
    851.8×
  113. 113KanchanaburiKanchanaburi, Thailand
    851.8×
  114. 114CelayaGuanajuato, Mexico
    851.8×
  115. 115HongseongChungcheongnam-do, South Korea
    851.8×
  116. 116Nakhon SawanNakhon Sawan, Thailand
    841.8×
  117. 117NiskoSubcarpathia, Poland
    841.8×
  118. 118SurinSurin, Thailand
    841.8×
  119. 118PohangGyeongsangbuk-do, South Korea
    841.8×
  120. 118Jacobo HunterArequipa, Peru
    841.8×
  121. 121HayangGyeongsangbuk-do, South Korea
    831.7×
  122. 121San Luis de la PazGuanajuato, Mexico
    831.7×
  123. 123PhuketPhuket, Thailand
    821.7×
  124. 123LawrencevilleGeorgia, United States
    821.7×
  125. 125Karachilow-cost sensorsSindh, Pakistan
    821.7×
  126. 125Cheongju-siNorth Chungcheong, South Korea
    821.7×
  127. 127UlsanUlsan, South Korea
    821.7×
  128. 127ChinjuGyeongsangnam-do, South Korea
    821.7×
  129. 129Nakhon RatchasimaNakhon Ratchasima, Thailand
    821.7×
  130. 129Chai NatChai Nat, Thailand
    821.7×
  131. 131ZemunCentral Serbia, Serbia
    821.7×
  132. 131EdinburgTexas, United States
    821.7×
  133. 133Addis AbabaAddis Ababa, Ethiopia
    811.7×
  134. 134WaegwanGyeongsangbuk-do, South Korea
    811.7×
  135. 135Sing BuriSing Buri, Thailand
    811.7×
  136. 136Yangp'yŏngGyeonggi-do, South Korea
    801.7×
  137. 137Gyeongsan-siGyeongsangbuk-do, South Korea
    801.7×
  138. 137Cadereyta JiménezNuevo León, Mexico
    801.7×
  139. 139BelgradeCentral Serbia, Serbia
    801.6×
  140. 139YeonilGyeongsangbuk-do, South Korea
    801.6×
  141. 139Guri-siGyeonggi-do, South Korea
    801.6×
  142. 139AugustaGeorgia, United States
    801.6×
  143. 139San Francisco De BorjaLima region, Peru
    801.6×
  144. 144WŏnjuGangwon-do, South Korea
    801.6×
  145. 144San ClementeIca, Peru
    801.6×
  146. 146HanamGyeonggi-do, South Korea
    791.6×
  147. 146SaijōEhime, Japan
    791.6×
  148. 148DaeguDaegu, South Korea
    791.6×
  149. 148SeoulSeoul, South Korea
    791.6×
  150. 148HwawŏnDaegu, South Korea
    791.6×
  151. 151YeongjuGyeongsangbuk-do, South Korea
    791.6×
  152. 152SeosanChungcheongnam-do, South Korea
    791.6×
  153. 152MiryangGyeongsangnam-do, South Korea
    791.6×
  154. 152VillarricaAraucania, Chile
    791.6×
  155. 155ValjevoCentral Serbia, Serbia
    791.6×
  156. 156JeddahMecca Region, Saudi Arabia
    781.6×
  157. 157ZamośćLublin, Poland
    781.6×
  158. 157SiedlceMazovia, Poland
    781.6×
  159. 157KourouGuyane, French Guiana
    781.6×
  160. 157Tepeji del Río de OcampoHidalgo, Mexico
    781.6×
  161. 161LazarevacCentral Serbia, Serbia
    781.6×
  162. 162AntananarivoAnalamanga, Madagascar
    781.6×
  163. 162KoesanNorth Chungcheong, South Korea
    781.6×
  164. 164EisenGyeongsangbuk-do, South Korea
    781.6×
  165. 164Seongnam-siGyeonggi-do, South Korea
    781.6×
  166. 164SarajevoFederation of B&H, Bosnia and Herzegovina
    781.6×
  167. 167AndongGyeongsangbuk-do, South Korea
    771.6×
  168. 167RancaguaO'Higgins Region, Chile
    771.6×
  169. 167ChangnyeongGyeongsangnam-do, South Korea
    771.6×
  170. 170RanongRanong province, Thailand
    771.5×
  171. 170Puente AltoSantiago Metropolitan, Chile
    771.5×
  172. 172MumbaiMaharashtra, India
    771.5×
  173. 172ChungjuNorth Chungcheong, South Korea
    771.5×
  174. 172Donghae CityGangwon-do, South Korea
    771.5×
  175. 175GimcheonGyeongsangbuk-do, South Korea
    771.5×
  176. 176Hat YaiSongkhla, Thailand
    771.5×
  177. 176KasaokaOkayama, Japan
    771.5×
  178. 176Ciudad General EscobedoNuevo León, Mexico
    771.5×
  179. 179ShanghaiShanghai, China
    771.5×
  180. 180RatchaburiRatchaburi, Thailand
    761.5×
  181. 180SokchoGangwon-do, South Korea
    761.5×
  182. 180Goyang-siGyeonggi-do, South Korea
    761.5×
  183. 183Skarżysko-KamiennaŚwiętokrzyskie, Poland
    761.5×
  184. 183OtwockMazovia, Poland
    761.5×
  185. 183BelmopanCayo District, Belize
    761.5×
  186. 183CuricóMaule Region, Chile
    761.5×
  187. 187SantiagoSantiago Metropolitan, Chile
    761.5×
  188. 188PirotCentral Serbia, Serbia
    761.5×
  189. 189Buri RamBuriram, Thailand
    761.5×
  190. 190SejongSejong-si, South Korea
    751.5×
  191. 191Eagle PassTexas, United States
    751.5×
  192. 192Los ÁngelesBiobio, Chile
    751.5×
  193. 193Abujalow-cost sensorsFCT, Nigeria
    741.4×
  194. 194Gimpo-siGyeonggi-do, South Korea
    741.4×
  195. 194MiyakonojōMiyazaki, Japan
    741.4×
  196. 196HitaOita, Japan
    741.4×
  197. 196León de los AldamaGuanajuato, Mexico
    741.4×
  198. 196GainesvilleGeorgia, United States
    741.4×
  199. 199Hongch’ŏnGangwon-do, South Korea
    741.4×
  200. 199Tula de AllendeHidalgo, Mexico
    741.4×

Top 200 of 2,346 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, April 26, 2024, smogrank.com/history/2024-04-26 (accessed 3 Oct 2026).

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