SmogRank / History / July 1, 2025

Most polluted cities on July 1, 2025

2,492 cities ranked by their average PM2.5 over the day; the worst was Osorno, Chile, at 218.5 µg/m³. Each city's own local calendar day.

Bad-air episodes during July 1, 2025. All episodes.

← Osorno 218.5 µg/m³ 200 µg/m³15 WHO 24-hour guideline
Every city ranked for July 1, 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. 1OsornoLos Lagos Region, Chile
    29314.6×
  2. 2CoyhaiqueAysén, Chile
    24211.1×
  3. 3LinaresMaule Region, Chile
    2179.5×
  4. 4TemucoAraucania, Chile
    2028.5×
  5. 5La UniónLos Ríos Region, Chile
    1968.0×
  6. 6ValdiviaLos Ríos Region, Chile
    1907.5×
  7. 7NacimientoBiobio, Chile
    1887.2×
  8. 8ManamaManama, Bahrain
    1856.9×
  9. 9VrindāvanUttar Pradesh, India
    1826.7×
  10. 9Sri GanganagarRajasthan, India
    1826.7×
  11. 11Puerto VarasLos Lagos Region, Chile
    1816.5×
  12. 12CuricóMaule Region, Chile
    1796.4×
  13. 13BhelaiChhattisgarh, India
    1766.1×
  14. 14TalaganteSantiago Metropolitan, Chile
    1745.9×
  15. 15NajafgarhDelhi, India
    1745.8×
  16. 16RancaguaO'Higgins Region, Chile
    1715.6×
  17. 17San CarlosÑuble, Chile
    1715.6×
  18. 18TalcaMaule Region, Chile
    1715.6×
  19. 19Puerto MonttLos Lagos Region, Chile
    1685.3×
  20. 20HualpénBiobio, Chile
    1665.2×
  21. 21HualquiBiobio, Chile
    1645.0×
  22. 22Dubailow-cost sensorsDubai, United Arab Emirates
    1644.9×
  23. 23ChillánÑuble, Chile
    1634.9×
  24. 24RengoO'Higgins Region, Chile
    1624.8×
  25. 25CoronelBiobio, Chile
    1614.7×
  26. 26HassanKarnataka, India
    1604.6×
  27. 26UnderaGujarat, India
    1604.6×
  28. 28RamanathapuramTamil Nadu, India
    1594.5×
  29. 29SantiagoSantiago Metropolitan, Chile
    1594.4×
  30. 30Los ÁngelesBiobio, Chile
    1584.3×
  31. 31NagapattinamTamil Nadu, India
    1564.2×
  32. 32GummidipundiTamil Nadu, India
    1554.0×
  33. 32TalcahuanoBiobio, Chile
    1554.0×
  34. 34FīrozābādUttar Pradesh, India
    1544.0×
  35. 35QuilpuéValparaiso, Chile
    1544.0×
  36. 36Puente AltoSantiago Metropolitan, Chile
    1533.9×
  37. 37Gadag-BetageriKarnataka, India
    1513.7×
  38. 38Lahorelow-cost sensorsPunjab, Pakistan
    1513.7×
  39. 38Puerto AysénAysén, Chile
    1513.7×
  40. 40Faisalabadlow-cost sensorsPunjab, Pakistan
    1493.7×
  41. 41Gujranwalalow-cost sensorsPunjab, Pakistan
    1473.6×
  42. 42DushanbeDushanbe, Tajikistan
    1473.6×
  43. 42PāliRajasthan, India
    1473.6×
  44. 44Santa Anita - Los FicusLima region, Peru
    1443.5×
  45. 45LoniUttar Pradesh, India
    1423.5×
  46. 46QuillotaValparaiso, Chile
    1403.4×
  47. 47CauquenesMaule Region, Chile
    1353.3×
  48. 48KigaliKigali, Rwanda
    1353.3×
  49. 49DindigulTamil Nadu, India
    1323.2×
  50. 50KhurjaUttar Pradesh, India
    1313.2×
  51. 51KishanganjBihar, India
    1303.1×
  52. 52QuinteroValparaiso, Chile
    1293.1×
  53. 53CuddaloreTamil Nadu, India
    1283.1×
  54. 54AsoKumamoto, Japan
    1233.0×
  55. 55BawānaDelhi, India
    1222.9×
  56. 56JaisalmerRajasthan, India
    1222.9×
  57. 56HājīpurBihar, India
    1222.9×
  58. 58KikuchiKumamoto, Japan
    1212.9×
  59. 59YamagaKumamoto, Japan
    1202.9×
  60. 60ŌzuKumamoto, Japan
    1182.8×
  61. 61HitaOita, Japan
    1182.8×
  62. 62ConcónValparaiso, Chile
    1162.8×
  63. 63YameFukuoka, Japan
    1162.8×
  64. 64MangaluruKarnataka, India
    1152.8×
  65. 65MinamataKumamoto, Japan
    1142.7×
  66. 66ConcepciónBiobio, Chile
    1102.6×
  67. 67HonmachiKumamoto, Japan
    1102.6×
  68. 67HitoyoshiKumamoto, Japan
    1102.6×
  69. 69MifuneKumamoto, Japan
    1092.6×
  70. 70KadapaAndhra Pradesh, India
    1092.6×
  71. 71KanchipuramTamil Nadu, India
    1082.6×
  72. 72ToméBiobio, Chile
    1082.6×
  73. 73SangāreddiTelangana, India
    1072.5×
  74. 74Uekimachi-mōnoKumamoto, Japan
    1072.5×
  75. 75ŌmutaFukuoka, Japan
    1072.5×
  76. 76BhiwadiRajasthan, India
    1072.5×
  77. 77CoquimboCoquimbo Region, Chile
    1062.5×
  78. 78Sialkotlow-cost sensorsPunjab, Pakistan
    1062.5×
  79. 78NagaonAssam, India
    1062.5×
  80. 78Alcalá de GuadairaAndalusia, Spain
    1062.5×
  81. 81NarelaDelhi, India
    1062.5×
  82. 81UkihaFukuoka, Japan
    1062.5×
  83. 83San Pedro de la PazBiobio, Chile
    1052.5×
  84. 84Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1052.5×
  85. 85Tanushimarumachi-toyokiFukuoka, Japan
    1042.4×
  86. 86MaiharMadhya Pradesh, India
    1042.4×
  87. 87Shakaskraallow-cost sensorsKwaZulu-Natal, South Africa
    1032.4×
  88. 87KotōKumamoto, Japan
    1032.4×
  89. 89UtoKumamoto, Japan
    1032.4×
  90. 90NoidaUttar Pradesh, India
    1032.4×
  91. 91TempeArizona, United States
    1022.4×
  92. 92VirārMaharashtra, India
    1022.4×
  93. 93TamanaKumamoto, Japan
    1022.4×
  94. 93La SerenaCoquimbo Region, Chile
    1022.4×
  95. 95TambaramTamil Nadu, India
    1022.4×
  96. 96ChiguayanteBiobio, Chile
    1012.4×
  97. 96RangioraCanterbury, New Zealand
    1012.4×
  98. 96AraoKumamoto, Japan
    1012.4×
  99. 99KumamotoKumamoto, Japan
    1002.4×
  100. 100AnantapurAndhra Pradesh, India
    992.3×
  101. 100LleidaCatalonia, Spain
    992.3×
  102. 102Apache JunctionArizona, United States
    992.3×
  103. 103Viña del MarValparaiso, Chile
    992.3×
  104. 104CholulaPuebla, Mexico
    982.3×
  105. 105PhoenixArizona, United States
    972.3×
  106. 106Greater NoidaUttar Pradesh, India
    972.2×
  107. 107VijayawadaAndhra Pradesh, India
    972.2×
  108. 107MesaArizona, United States
    972.2×
  109. 109AjmerRajasthan, India
    962.2×
  110. 110Prince AlbertSaskatchewan, Canada
    962.2×
  111. 110PithampurMadhya Pradesh, India
    962.2×
  112. 112Multanlow-cost sensorsPunjab, Pakistan
    952.2×
  113. 113MiyoshiHiroshima, Japan
    952.2×
  114. 114GlendaleArizona, United States
    942.2×
  115. 115Kanzakimachi-kanzakiSaga, Japan
    942.2×
  116. 115SingrauliMadhya Pradesh, India
    942.2×
  117. 117YasugichōShimane, Japan
    942.1×
  118. 118AntofagastaAntofagasta, Chile
    932.1×
  119. 119KurumeFukuoka, Japan
    932.1×
  120. 120YanagawaFukuoka, Japan
    932.1×
  121. 121Rawalpindilow-cost sensorsPunjab, Pakistan
    932.1×
  122. 121CopiapóAtacama, Chile
    932.1×
  123. 123RānīganjWest Bengal, India
    922.1×
  124. 123ObitaNagasaki, Japan
    922.1×
  125. 125TirupatiAndhra Pradesh, India
    922.1×
  126. 125InabeMie, Japan
    922.1×
  127. 127MieOita, Japan
    922.1×
  128. 127MineYamaguchi, Japan
    922.1×
  129. 129BānswāraRajasthan, India
    912.1×
  130. 130YaeHiroshima, Japan
    912.0×
  131. 130ŌmuraNagasaki, Japan
    912.0×
  132. 130NiimiOkayama, Japan
    912.0×
  133. 130IsahayaNagasaki, Japan
    912.0×
  134. 134AlangadKerala, India
    912.0×
  135. 135KhannaPunjab, India
    902.0×
  136. 136ChristchurchCanterbury, New Zealand
    902.0×
  137. 137Karachilow-cost sensorsSindh, Pakistan
    902.0×
  138. 137NalbāriAssam, India
    902.0×
  139. 137DelhiDelhi, India
    902.0×
  140. 137YonagoTottori, Japan
    902.0×
  141. 141HyderabadTelangana, India
    902.0×
  142. 141KannurKerala, India
    902.0×
  143. 141TsuyamaOkayama, Japan
    902.0×
  144. 144Fort McMurrayAlberta, Canada
    892.0×
  145. 144KuwanaMie, Japan
    892.0×
  146. 146RasapūdipalemAndhra Pradesh, India
    892.0×
  147. 146IzumiKagoshima, Japan
    892.0×
  148. 148VapiGujarat, India
    881.9×
  149. 149LudhianaPunjab, India
    881.9×
  150. 150GhāziābādUttar Pradesh, India
    881.9×
  151. 151KashimaSaga, Japan
    871.9×
  152. 152MuzaffarnagarUttar Pradesh, India
    871.9×
  153. 153UdaipurRajasthan, India
    871.9×
  154. 153BhilwaraRajasthan, India
    871.9×
  155. 155IbiGifu, Japan
    871.9×
  156. 155TimaruCanterbury, New Zealand
    871.9×
  157. 155MizuhoGifu, Japan
    871.9×
  158. 158ŌitaOita, Japan
    861.9×
  159. 158KitahamaShiga, Japan
    861.9×
  160. 160AyabeKyoto, Japan
    861.9×
  161. 161MuzaffarpurBihar, India
    861.9×
  162. 162Tottori-shiTottori, Japan
    861.9×
  163. 163HigashigōSaga, Japan
    861.8×
  164. 163GobindgarhPunjab, India
    861.8×
  165. 165TagawaFukuoka, Japan
    851.8×
  166. 165SagaSaga, Japan
    851.8×
  167. 165NakatsuOita, Japan
    851.8×
  168. 168YoukaichiShiga, Japan
    851.8×
  169. 168IizukaFukuoka, Japan
    851.8×
  170. 168AnanTokushima, Japan
    851.8×
  171. 171Ureshinomachi-shimojukuSaga, Japan
    851.8×
  172. 172OnoFukui, Japan
    851.8×
  173. 172KameokaKyoto, Japan
    851.8×
  174. 172KaizuGifu, Japan
    851.8×
  175. 172AmaAichi, Japan
    851.8×
  176. 172NantanKyoto, Japan
    851.8×
  177. 177Islamabadlow-cost sensorsIslamabad, Pakistan
    841.8×
  178. 178DewasMadhya Pradesh, India
    841.8×
  179. 179SarajevoFederation of B&H, Bosnia and Herzegovina
    841.8×
  180. 180YokkaichiMie, Japan
    841.8×
  181. 180MimaTokushima, Japan
    841.8×
  182. 182Quettalow-cost sensorsBalochistan, Pakistan
    831.8×
  183. 182IgaMie, Japan
    831.8×
  184. 182TakuSaga, Japan
    831.8×
  185. 182TatsunoHyōgo, Japan
    831.8×
  186. 186KusatsuShiga, Japan
    831.8×
  187. 186GifuGifu, Japan
    831.8×
  188. 186NogalesSonora, Mexico
    831.8×
  189. 189AurangabadMaharashtra, India
    831.7×
  190. 189KhargharMaharashtra, India
    831.7×
  191. 191IkedachōTokushima, Japan
    831.7×
  192. 192YamaguchiYamaguchi, Japan
    821.7×
  193. 193BizenOkayama, Japan
    821.7×
  194. 194OnoHyōgo, Japan
    821.7×
  195. 194TakashimaShiga, Japan
    821.7×
  196. 196ShrīrāmpurWest Bengal, India
    821.7×
  197. 196NagahamaShiga, Japan
    821.7×
  198. 196UnnanShimane, Japan
    821.7×
  199. 199Istanbullow-cost sensorsIstanbul, Turkey
    821.7×
  200. 199OgōriFukuoka, Japan
    821.7×

Top 200 of 2,492 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, July 1, 2025, smogrank.com/history/2025-07-01 (accessed 2 Oct 2026).

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