SmogRank / History / June 21, 2024

Most polluted cities on June 21, 2024

2,221 cities ranked by their average PM2.5 over the day; the worst was Santa Anita - Los Ficus, Peru, at 103.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 21, 2024. All episodes.

← Santa Anita - Los Ficus 103.0 µg/m³ 100 µg/m³15 WHO 24-hour guideline
Every city ranked for June 21, 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. 1Santa Anita - Los FicusLima region, Peru
    1846.9×
  2. 2CoyhaiqueAysén, Chile
    1705.5×
  3. 3DelhiDelhi, India
    1554.1×
  4. 4San Francisco De BorjaLima region, Peru
    1544.0×
  5. 5SarajevoFederation of B&H, Bosnia and Herzegovina
    1343.3×
  6. 6CallaoCallao, Peru
    1333.2×
  7. 7Dhakalow-cost sensorsDhaka Division, Bangladesh
    1233.0×
  8. 7KoperUrban Municipality of Koper, Slovenia
    1233.0×
  9. 9CairoCairo, Egypt
    1192.9×
  10. 10Addis AbabaAddis Ababa, Ethiopia
    1162.8×
  11. 11BaghdadBaghdad, Iraq
    1062.5×
  12. 12N'DjamenaN’Djaména, Chad
    1042.4×
  13. 13BeijingBeijing, China
    1032.4×
  14. 14ChimboteAncash, Peru
    1012.4×
  15. 15Puerto AysénAysén, Chile
    992.3×
  16. 16Karachilow-cost sensorsSindh, Pakistan
    992.3×
  17. 17Falconara MarittimaThe Marches, Italy
    972.2×
  18. 18BihaćFederation of B&H, Bosnia and Herzegovina
    962.2×
  19. 19GostivarGostivar, North Macedonia
    952.2×
  20. 20HualpénBiobio, Chile
    942.2×
  21. 21Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    932.1×
  22. 22HanoiHanoi, Vietnam
    922.1×
  23. 23Banja LukaSrpska, Bosnia and Herzegovina
    912.1×
  24. 24CeljeUrban Municipality of Celje, Slovenia
    912.0×
  25. 25KolkataWest Bengal, India
    902.0×
  26. 26LjubljanaLjubljana, Slovenia
    902.0×
  27. 27Icheon-siGyeonggi-do, South Korea
    892.0×
  28. 28Islamabadlow-cost sensorsIslamabad, Pakistan
    892.0×
  29. 28KranjUrban Municipality of Kranj, Slovenia
    892.0×
  30. 30AntananarivoAnalamanga, Madagascar
    892.0×
  31. 30SokchoGangwon-do, South Korea
    892.0×
  32. 32São PauloSão Paulo, Brazil
    892.0×
  33. 33UžiceCentral Serbia, Serbia
    881.9×
  34. 33SantiagoSantiago Metropolitan, Chile
    881.9×
  35. 35Bielsko-BialaSilesia, Poland
    881.9×
  36. 36YeojuGyeonggi-do, South Korea
    871.9×
  37. 37DushanbeDushanbe, Tajikistan
    871.9×
  38. 38PtujUrban Municipality of Ptuj, Slovenia
    861.9×
  39. 38Novo MestoUrban Municipality of Novo Mesto, Slovenia
    861.9×
  40. 40ValjevoCentral Serbia, Serbia
    861.9×
  41. 41TrbovljeMunicipality of Trbovlje, Slovenia
    861.9×
  42. 42TrentoTrentino-Alto Adige, Italy
    861.8×
  43. 42ChocopeLa Libertad, Peru
    861.8×
  44. 44CuranilahueBiobio, Chile
    851.8×
  45. 45BitolaBitola, North Macedonia
    851.8×
  46. 45MariborUrban Municipality of Maribor, Slovenia
    851.8×
  47. 47Şabāḩ as SālimMubārak al Kabīr, Kuwait
    841.8×
  48. 47TravnikFederation of B&H, Bosnia and Herzegovina
    841.8×
  49. 49KavadarciKavadarci, North Macedonia
    841.8×
  50. 50KochaniKochani, North Macedonia
    841.8×
  51. 50NacimientoBiobio, Chile
    841.8×
  52. 52Novi PazarCentral Serbia, Serbia
    841.8×
  53. 52ShanghaiShanghai, China
    841.8×
  54. 54SeonghwanChungcheongnam-do, South Korea
    831.8×
  55. 54BolzanoTrentino-Alto Adige, Italy
    831.8×
  56. 56YesanChungcheongnam-do, South Korea
    821.7×
  57. 57LazarevacCentral Serbia, Serbia
    821.7×
  58. 58PyeongtaekGyeonggi-do, South Korea
    821.7×
  59. 58Puente AltoSantiago Metropolitan, Chile
    821.7×
  60. 60IlindenIlinden, North Macedonia
    821.7×
  61. 61PubalGyeonggi-do, South Korea
    811.7×
  62. 62OsanGyeonggi-do, South Korea
    811.7×
  63. 63VelesVeles, North Macedonia
    811.7×
  64. 64RoveretoTrentino-Alto Adige, Italy
    801.6×
  65. 65GwangjuGyeonggi-do, South Korea
    801.6×
  66. 66SkopjeGrad Skopje, North Macedonia
    791.6×
  67. 67StrumicaStrumica, North Macedonia
    791.6×
  68. 67Guri-siGyeonggi-do, South Korea
    791.6×
  69. 67AnseongGyeonggi-do, South Korea
    791.6×
  70. 67TalaganteSantiago Metropolitan, Chile
    791.6×
  71. 71JungpyongNorth Chungcheong, South Korea
    791.6×
  72. 72ShenyangLiaoning, China
    781.6×
  73. 72CuricóMaule Region, Chile
    781.6×
  74. 74WaegwanGyeongsangbuk-do, South Korea
    781.6×
  75. 74Hongch’ŏnGangwon-do, South Korea
    781.6×
  76. 74HualquiBiobio, Chile
    781.6×
  77. 77CheonanChungcheongnam-do, South Korea
    781.6×
  78. 78MukdahanMukdahan, Thailand
    781.6×
  79. 78TangjinChungcheongnam-do, South Korea
    781.6×
  80. 78OsornoLos Lagos Region, Chile
    781.6×
  81. 81SangjuGyeongsangbuk-do, South Korea
    771.6×
  82. 82HongseongChungcheongnam-do, South Korea
    771.5×
  83. 83SofiaSofia-Capital, Bulgaria
    771.5×
  84. 83Chinch'ŏnNorth Chungcheong, South Korea
    771.5×
  85. 85TetovoTetovo, North Macedonia
    771.5×
  86. 85Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    771.5×
  87. 85SuwonGyeonggi-do, South Korea
    771.5×
  88. 88ZemunCentral Serbia, Serbia
    761.5×
  89. 88SeoulSeoul, South Korea
    761.5×
  90. 90ObrenovacCentral Serbia, Serbia
    761.5×
  91. 90Jacobo HunterArequipa, Peru
    761.5×
  92. 92Yangp'yŏngGyeonggi-do, South Korea
    761.5×
  93. 92ChangnyeongGyeongsangnam-do, South Korea
    761.5×
  94. 94GwangmyeongGyeonggi-do, South Korea
    761.5×
  95. 94La UniónLos Ríos Region, Chile
    761.5×
  96. 96FutogVojvodina, Serbia
    761.5×
  97. 96West MifflinPennsylvania, United States
    761.5×
  98. 98HwawŏnDaegu, South Korea
    751.5×
  99. 99HayangGyeongsangbuk-do, South Korea
    751.5×
  100. 99SejongSejong-si, South Korea
    751.5×
  101. 101ĆuprijaCentral Serbia, Serbia
    751.5×
  102. 102HwadoGyeonggi-do, South Korea
    741.4×
  103. 103GapyeongGyeonggi-do, South Korea
    741.4×
  104. 103CincinnatiOhio, United States
    741.4×
  105. 105La SerenaCoquimbo Region, Chile
    741.4×
  106. 106WŏnjuGangwon-do, South Korea
    741.4×
  107. 106Seongnam-siGyeonggi-do, South Korea
    741.4×
  108. 106HanamGyeonggi-do, South Korea
    741.4×
  109. 106NamyangjuGyeonggi-do, South Korea
    741.4×
  110. 110WabuGyeonggi-do, South Korea
    741.4×
  111. 111BoryeongChungcheongnam-do, South Korea
    741.4×
  112. 111AsanChungcheongnam-do, South Korea
    741.4×
  113. 113MaputoMaputo City, Mozambique
    731.4×
  114. 113Goyang-siGyeonggi-do, South Korea
    731.4×
  115. 113IksanJeollabuk-do, South Korea
    731.4×
  116. 116EisenGyeongsangbuk-do, South Korea
    731.4×
  117. 116QuillotaValparaiso, Chile
    731.4×
  118. 116PortsmouthOhio, United States
    731.4×
  119. 119GunsanJeollabuk-do, South Korea
    731.4×
  120. 119TemucoAraucania, Chile
    731.4×
  121. 119Ciudad Benito JuárezNuevo León, Mexico
    731.4×
  122. 122Uijeongbu-siGyeonggi-do, South Korea
    731.4×
  123. 122BuyeoChungcheongnam-do, South Korea
    731.4×
  124. 122KoesanNorth Chungcheong, South Korea
    731.4×
  125. 125NorwoodOhio, United States
    731.4×
  126. 126KraljevoCentral Serbia, Serbia
    721.4×
  127. 127KalasinKalasin, Thailand
    721.4×
  128. 127MiryangGyeongsangnam-do, South Korea
    721.4×
  129. 129RancaguaO'Higgins Region, Chile
    721.4×
  130. 130KanchanaburiKanchanaburi, Thailand
    721.4×
  131. 130YŏnmuChungcheongnam-do, South Korea
    721.4×
  132. 132CheorwonGangwon-do, South Korea
    721.3×
  133. 133SpringfieldOhio, United States
    711.3×
  134. 133WilkinsburgPennsylvania, United States
    711.3×
  135. 135Kathmandulow-cost sensorsBagmati Province, Nepal
    711.3×
  136. 135TocopillaAntofagasta, Chile
    711.3×
  137. 135CauquenesMaule Region, Chile
    711.3×
  138. 138Cheongju-siNorth Chungcheong, South Korea
    711.3×
  139. 138WestervilleOhio, United States
    711.3×
  140. 140BelgradeCentral Serbia, Serbia
    711.3×
  141. 140Nong KhaemBangkok, Thailand
    711.3×
  142. 140BuanJeollabuk-do, South Korea
    711.3×
  143. 140ChinjuGyeongsangnam-do, South Korea
    711.3×
  144. 144IndianapolisIndiana, United States
    711.3×
  145. 145Gimpo-siGyeonggi-do, South Korea
    711.3×
  146. 145HammondIndiana, United States
    711.3×
  147. 145ClevelandOhio, United States
    711.3×
  148. 148ČačakCentral Serbia, Serbia
    701.3×
  149. 149PirotCentral Serbia, Serbia
    701.3×
  150. 149GimcheonGyeongsangbuk-do, South Korea
    701.3×
  151. 149ChungjuNorth Chungcheong, South Korea
    701.3×
  152. 152ChuncheonGangwon-do, South Korea
    701.3×
  153. 152AntofagastaAntofagasta, Chile
    701.3×
  154. 154UozuToyama, Japan
    701.3×
  155. 155NaesŏGyeongsangnam-do, South Korea
    701.3×
  156. 155PécsBaranya, Hungary
    701.3×
  157. 157Bucheon-siGyeonggi-do, South Korea
    691.3×
  158. 157Anyang-siGyeonggi-do, South Korea
    691.3×
  159. 159SremčicaCentral Serbia, Serbia
    691.3×
  160. 159YoshiokaMiyagi, Japan
    691.3×
  161. 161GumiGyeongsangbuk-do, South Korea
    691.3×
  162. 161Ganghwa-gunIncheon, South Korea
    691.3×
  163. 161MilduraVictoria, Australia
    691.3×
  164. 164HachinoheAomori, Japan
    691.2×
  165. 164Abujalow-cost sensorsFCT, Nigeria
    691.2×
  166. 164KomárnoNitra Region, Slovakia
    691.2×
  167. 164JesiThe Marches, Italy
    691.2×
  168. 164ColumbusOhio, United States
    691.2×
  169. 164CantonOhio, United States
    691.2×
  170. 170KimjeJeollabuk-do, South Korea
    691.2×
  171. 170TimaruCanterbury, New Zealand
    691.2×
  172. 172Quezon Citylow-cost sensorsNational Capital Region, Philippines
    691.2×
  173. 172ChangwonGyeongsangnam-do, South Korea
    691.2×
  174. 172CoquimboCoquimbo Region, Chile
    691.2×
  175. 172MiddletownOhio, United States
    691.2×
  176. 172WarrenOhio, United States
    691.2×
  177. 172FontanaCalifornia, United States
    691.2×
  178. 178NanNan, Thailand
    681.2×
  179. 178YangjuGyeonggi-do, South Korea
    681.2×
  180. 178TsuruokaYamagata, Japan
    681.2×
  181. 178Casa GrandeArizona, United States
    681.2×
  182. 182DaejeonDaejeon, South Korea
    681.2×
  183. 182Ansan-siGyeonggi-do, South Korea
    681.2×
  184. 182TournaiWallonia, Belgium
    681.2×
  185. 182RacibórzSilesia, Poland
    681.2×
  186. 182ValdiviaLos Ríos Region, Chile
    681.2×
  187. 187MumbaiMaharashtra, India
    681.2×
  188. 187MilanLombardy, Italy
    681.2×
  189. 189PančevoVojvodina, Serbia
    681.2×
  190. 189GongjuChungcheongnam-do, South Korea
    681.2×
  191. 189OurenseGalicia, Spain
    681.2×
  192. 189JeongeupJeollabuk-do, South Korea
    681.2×
  193. 193MunsanGyeonggi-do, South Korea
    671.2×
  194. 193Donghae CityGangwon-do, South Korea
    671.2×
  195. 193ŌsakiMiyagi, Japan
    671.2×
  196. 196VillarricaAraucania, Chile
    671.2×
  197. 196CopiapóAtacama, Chile
    671.2×
  198. 196DaytonOhio, United States
    671.2×
  199. 199SalorTashkent Region, Uzbekistan
    671.2×
  200. 200Hwaseong-siGyeonggi-do, South Korea
    671.2×

Top 200 of 2,221 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, June 21, 2024, smogrank.com/history/2024-06-21 (accessed 3 Oct 2026).

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