SmogRank / History / June 28, 2025

Most polluted cities on June 28, 2025

2,647 cities ranked by their average PM2.5 over the day; the worst was Ariyalūr, India, at 298.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during June 28, 2025. All episodes.

← Ariyalūr 298.0 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for June 28, 2025, 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. 1AriyalūrTamil Nadu, India
    44519.9×
  2. 2LudhianaPunjab, India
    28013.7×
  3. 3LinaresMaule Region, Chile
    2119.1×
  4. 4NacimientoBiobio, Chile
    2008.3×
  5. 5Faisalabadlow-cost sensorsPunjab, Pakistan
    1927.6×
  6. 6Puerto VarasLos Lagos Region, Chile
    1897.3×
  7. 7CoyhaiqueAysén, Chile
    1867.1×
  8. 8VirārMaharashtra, India
    1857.0×
  9. 9RamanathapuramTamil Nadu, India
    1836.7×
  10. 10HualpénBiobio, Chile
    1826.6×
  11. 11UnderaGujarat, India
    1715.6×
  12. 12DindigulTamil Nadu, India
    1705.5×
  13. 13CuricóMaule Region, Chile
    1695.4×
  14. 14DushanbeDushanbe, Tajikistan
    1675.2×
  15. 15TalcahuanoBiobio, Chile
    1655.1×
  16. 16San CarlosÑuble, Chile
    1655.0×
  17. 17KigaliKigali, Rwanda
    1644.9×
  18. 18Gujranwalalow-cost sensorsPunjab, Pakistan
    1644.9×
  19. 19Lahorelow-cost sensorsPunjab, Pakistan
    1634.9×
  20. 20CoronelBiobio, Chile
    1624.7×
  21. 21TalcaMaule Region, Chile
    1614.7×
  22. 22Puerto AysénAysén, Chile
    1604.6×
  23. 23ChillánÑuble, Chile
    1604.5×
  24. 24TalaganteSantiago Metropolitan, Chile
    1594.5×
  25. 25ValdiviaLos Ríos Region, Chile
    1584.4×
  26. 26CuranilahueBiobio, Chile
    1564.2×
  27. 27Puente AltoSantiago Metropolitan, Chile
    1554.1×
  28. 28SantiagoSantiago Metropolitan, Chile
    1554.1×
  29. 29RengoO'Higgins Region, Chile
    1544.0×
  30. 30HualquiBiobio, Chile
    1544.0×
  31. 31Puerto MonttLos Lagos Region, Chile
    1533.9×
  32. 32La UniónLos Ríos Region, Chile
    1533.9×
  33. 33RancaguaO'Higgins Region, Chile
    1533.9×
  34. 34OsornoLos Lagos Region, Chile
    1533.9×
  35. 35JakartaJakarta, Indonesia
    1523.8×
  36. 36VillarricaAraucania, Chile
    1523.8×
  37. 37TemucoAraucania, Chile
    1503.7×
  38. 38Sialkotlow-cost sensorsPunjab, Pakistan
    1463.6×
  39. 38Los ÁngelesBiobio, Chile
    1463.6×
  40. 40Rawalpindilow-cost sensorsPunjab, Pakistan
    1453.5×
  41. 41QuillotaValparaiso, Chile
    1443.5×
  42. 42CauquenesMaule Region, Chile
    1383.4×
  43. 43ToméBiobio, Chile
    1373.4×
  44. 44Multanlow-cost sensorsPunjab, Pakistan
    1323.2×
  45. 45NagaonAssam, India
    1323.2×
  46. 46BawānaDelhi, India
    1313.2×
  47. 47SamāstipurBihar, India
    1303.1×
  48. 47GhāziābādUttar Pradesh, India
    1303.1×
  49. 49Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1283.1×
  50. 49ConcepciónBiobio, Chile
    1283.1×
  51. 51RourkelaOdisha, India
    1263.0×
  52. 52San Pedro de la PazBiobio, Chile
    1253.0×
  53. 53GobindgarhPunjab, India
    1233.0×
  54. 54Dubailow-cost sensorsDubai, United Arab Emirates
    1212.9×
  55. 54QuilpuéValparaiso, Chile
    1212.9×
  56. 56GummidipundiTamil Nadu, India
    1192.9×
  57. 57QuinteroValparaiso, Chile
    1172.8×
  58. 58PāliRajasthan, India
    1142.7×
  59. 59RasapūdipalemAndhra Pradesh, India
    1132.7×
  60. 60Bahawalpurlow-cost sensorsPunjab, Pakistan
    1122.7×
  61. 61ChiguayanteBiobio, Chile
    1122.7×
  62. 62NarelaDelhi, India
    1122.7×
  63. 63Karachilow-cost sensorsSindh, Pakistan
    1112.6×
  64. 64HājīpurBihar, India
    1112.6×
  65. 65UlsanUlsan, South Korea
    1092.6×
  66. 66GayaBihar, India
    1092.6×
  67. 67DewasMadhya Pradesh, India
    1092.6×
  68. 68MangaluruKarnataka, India
    1082.6×
  69. 68ConcónValparaiso, Chile
    1082.6×
  70. 70ArāriaBihar, India
    1072.5×
  71. 71ManamaManama, Bahrain
    1072.5×
  72. 72CholulaPuebla, Mexico
    1062.5×
  73. 73BhelaiChhattisgarh, India
    1042.5×
  74. 74SangāreddiTelangana, India
    1042.4×
  75. 75AurangabadMaharashtra, India
    1032.4×
  76. 76Islamabadlow-cost sensorsIslamabad, Pakistan
    1022.4×
  77. 77AmritsarPunjab, India
    1012.4×
  78. 78JhānsiUttar Pradesh, India
    1012.4×
  79. 79MuzaffarnagarUttar Pradesh, India
    1002.4×
  80. 79NoidaUttar Pradesh, India
    1002.4×
  81. 81DelhiDelhi, India
    992.3×
  82. 82DausaRajasthan, India
    992.3×
  83. 83ShrīrāmpurWest Bengal, India
    962.2×
  84. 84PatnaBihar, India
    942.2×
  85. 85PohangGyeongsangbuk-do, South Korea
    942.2×
  86. 86ThāneMaharashtra, India
    932.1×
  87. 86BhiwadiRajasthan, India
    932.1×
  88. 88TirupatiAndhra Pradesh, India
    932.1×
  89. 89Viña del MarValparaiso, Chile
    932.1×
  90. 90VijayawadaAndhra Pradesh, India
    922.1×
  91. 90JaipurRajasthan, India
    922.1×
  92. 90YeonilGyeongsangbuk-do, South Korea
    922.1×
  93. 93AlangadKerala, India
    922.1×
  94. 94Gimpo-siGyeonggi-do, South Korea
    912.0×
  95. 95TonkRajasthan, India
    912.0×
  96. 95KanpurUttar Pradesh, India
    912.0×
  97. 97BhiwandiMaharashtra, India
    912.0×
  98. 98NalbāriAssam, India
    912.0×
  99. 99SeonghwanChungcheongnam-do, South Korea
    902.0×
  100. 99La SerenaCoquimbo Region, Chile
    902.0×
  101. 101HayangGyeongsangbuk-do, South Korea
    902.0×
  102. 102SīkarRajasthan, India
    892.0×
  103. 102PyeongtaekGyeonggi-do, South Korea
    892.0×
  104. 104MeerutUttar Pradesh, India
    881.9×
  105. 105Iloilolow-cost sensorsWestern Visayas, Philippines
    881.9×
  106. 106NashikMaharashtra, India
    871.9×
  107. 107GyeongjuGyeongsangbuk-do, South Korea
    871.9×
  108. 108WaegwanGyeongsangbuk-do, South Korea
    861.9×
  109. 108KhargharMaharashtra, India
    861.9×
  110. 110KalyānMaharashtra, India
    851.8×
  111. 110IncheonIncheon, South Korea
    851.8×
  112. 110CoquimboCoquimbo Region, Chile
    851.8×
  113. 113DaeguDaegu, South Korea
    851.8×
  114. 114SadaoSongkhla, Thailand
    851.8×
  115. 115DādriUttar Pradesh, India
    851.8×
  116. 115Ansan-siGyeonggi-do, South Korea
    851.8×
  117. 115XonacatlánMéxico, Mexico
    851.8×
  118. 118Goyang-siGyeonggi-do, South Korea
    841.8×
  119. 118BaddiHimachal Pradesh, India
    841.8×
  120. 120KhurjaUttar Pradesh, India
    841.8×
  121. 120Gyeongsan-siGyeongsangbuk-do, South Korea
    841.8×
  122. 122PuneMaharashtra, India
    841.8×
  123. 123HyderabadTelangana, India
    841.8×
  124. 123EisenGyeongsangbuk-do, South Korea
    841.8×
  125. 125AnanTokushima, Japan
    831.8×
  126. 125HwawŏnDaegu, South Korea
    831.8×
  127. 127Pimpri-ChinchwadMaharashtra, India
    831.8×
  128. 128Dera MāndiDelhi, India
    831.8×
  129. 129SingrauliMadhya Pradesh, India
    821.7×
  130. 130MuzaffarpurBihar, India
    821.7×
  131. 130Greater NoidaUttar Pradesh, India
    821.7×
  132. 132LucknowUttar Pradesh, India
    821.7×
  133. 133BulandshahrUttar Pradesh, India
    821.7×
  134. 133AjmerRajasthan, India
    821.7×
  135. 133Ban Talat BuengChon Buri, Thailand
    821.7×
  136. 136CuttackOdisha, India
    811.7×
  137. 137Istanbullow-cost sensorsIstanbul, Turkey
    811.7×
  138. 137TocopillaAntofagasta, Chile
    811.7×
  139. 139JeongeupJeollabuk-do, South Korea
    811.7×
  140. 140BhāgalpurBihar, India
    801.7×
  141. 141Quettalow-cost sensorsBalochistan, Pakistan
    801.6×
  142. 142JungpyongNorth Chungcheong, South Korea
    801.6×
  143. 143AkolaMaharashtra, India
    801.6×
  144. 143MiryangGyeongsangnam-do, South Korea
    801.6×
  145. 145KariyaHyōgo, Japan
    801.6×
  146. 146ThrissurKerala, India
    791.6×
  147. 147JalandharPunjab, India
    791.6×
  148. 147Bucheon-siGyeonggi-do, South Korea
    791.6×
  149. 147Hwaseong-siGyeonggi-do, South Korea
    791.6×
  150. 150KolkataWest Bengal, India
    791.6×
  151. 150AioiHyōgo, Japan
    791.6×
  152. 152NandedMaharashtra, India
    791.6×
  153. 152Sri GanganagarRajasthan, India
    791.6×
  154. 152ChangnyeongGyeongsangnam-do, South Korea
    791.6×
  155. 155JabalpurMadhya Pradesh, India
    791.6×
  156. 155Kingston upon HullEngland, United Kingdom
    791.6×
  157. 155VapiGujarat, India
    791.6×
  158. 158KurashikiOkayama, Japan
    781.6×
  159. 159GwangmyeongGyeonggi-do, South Korea
    781.6×
  160. 160OsanGyeonggi-do, South Korea
    781.6×
  161. 160TatsunoHyōgo, Japan
    781.6×
  162. 162SilcharAssam, India
    781.6×
  163. 162Sawai MadhopurRajasthan, India
    781.6×
  164. 162ChennaiTamil Nadu, India
    781.6×
  165. 162GumiGyeongsangbuk-do, South Korea
    781.6×
  166. 166OkayamaOkayama, Japan
    781.6×
  167. 167TumkūrKarnataka, India
    771.6×
  168. 167NagpurMaharashtra, India
    771.6×
  169. 167Kakogawachō-honmachiHyōgo, Japan
    771.6×
  170. 170San Francisco TlalcilalcalpanMéxico, Mexico
    771.5×
  171. 170Wadgaon KolhatiMaharashtra, India
    771.5×
  172. 172GudalurTamil Nadu, India
    771.5×
  173. 172UngsangGyeongsangnam-do, South Korea
    771.5×
  174. 174HigashinozoeHyōgo, Japan
    771.5×
  175. 175RairangpurOdisha, India
    771.5×
  176. 175KasaokaOkayama, Japan
    771.5×
  177. 175NeelankaraiTamil Nadu, India
    771.5×
  178. 175BizenOkayama, Japan
    771.5×
  179. 179SrinagarJammu and Kashmir, India
    771.5×
  180. 179Icheon-siGyeonggi-do, South Korea
    771.5×
  181. 179San Salvador TizatlalliMéxico, Mexico
    771.5×
  182. 179Aya NagarDelhi, India
    771.5×
  183. 183JalgaonMaharashtra, India
    761.5×
  184. 183HassanKarnataka, India
    761.5×
  185. 183AnkleshwarGujarat, India
    761.5×
  186. 183SevillaAndalusia, Spain
    761.5×
  187. 187IkarugaHyōgo, Japan
    761.5×
  188. 188VijayapuraKarnataka, India
    751.5×
  189. 189AridaWakayama, Japan
    751.5×
  190. 190BānswāraRajasthan, India
    751.5×
  191. 191NāgaurRajasthan, India
    751.5×
  192. 191KotaRajasthan, India
    751.5×
  193. 191Ganghwa-gunIncheon, South Korea
    751.5×
  194. 194SejongSejong-si, South Korea
    751.5×
  195. 195CoimbatoreTamil Nadu, India
    741.4×
  196. 195BūndiRajasthan, India
    741.4×
  197. 197RajamahendravaramAndhra Pradesh, India
    741.4×
  198. 197BhilwaraRajasthan, India
    741.4×
  199. 197ĀsansolWest Bengal, India
    741.4×
  200. 197OnomichiHiroshima, Japan
    741.4×

Top 200 of 2,647 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

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SmogRank, most polluted cities, PM2.5, June 28, 2025, smogrank.com/history/2025-06-28 (accessed 2 Oct 2026).

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