SmogRank / History / May 30, 2025

Most polluted cities on May 30, 2025

2,577 cities ranked by their average PM2.5 over the day; the worst was Koppal, India, at 305.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during May 30, 2025. All episodes.

← Koppal 305.0 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for May 30, 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. 1KoppalKarnataka, India
    45920.3×
  2. 2Fort McMurrayAlberta, Canada
    37417.5×
  3. 3TiruppurTamil Nadu, India
    2199.6×
  4. 4Prince AlbertSaskatchewan, Canada
    2149.3×
  5. 5LinaresMaule Region, Chile
    1988.2×
  6. 6KhargharMaharashtra, India
    1856.9×
  7. 7BārānRajasthan, India
    1776.2×
  8. 8HanumāngarhRajasthan, India
    1745.8×
  9. 9St. AlbertAlberta, Canada
    1735.8×
  10. 10ValdiviaLos Ríos Region, Chile
    1725.7×
  11. 11BhiwadiRajasthan, India
    1705.5×
  12. 12SaskatoonSaskatchewan, Canada
    1675.3×
  13. 13La UniónLos Ríos Region, Chile
    1675.2×
  14. 14ReginaSaskatchewan, Canada
    1655.0×
  15. 15CuricóMaule Region, Chile
    1645.0×
  16. 16Santa Anita - Los FicusLima region, Peru
    1634.8×
  17. 17NacimientoBiobio, Chile
    1634.8×
  18. 18BawānaDelhi, India
    1624.8×
  19. 19BathindaPunjab, India
    1614.6×
  20. 20Dubailow-cost sensorsDubai, United Arab Emirates
    1584.4×
  21. 20ChandigarhChandigarh, India
    1584.4×
  22. 22LoniUttar Pradesh, India
    1584.3×
  23. 23TalcaMaule Region, Chile
    1574.3×
  24. 24NarelaDelhi, India
    1574.3×
  25. 25BulandshahrUttar Pradesh, India
    1574.3×
  26. 26DelhiDelhi, India
    1564.2×
  27. 27NāgaurRajasthan, India
    1564.2×
  28. 27JaipurRajasthan, India
    1564.2×
  29. 29PāliRajasthan, India
    1554.1×
  30. 30HualquiBiobio, Chile
    1554.1×
  31. 31VillarricaAraucania, Chile
    1544.0×
  32. 32SīkarRajasthan, India
    1544.0×
  33. 33RamanathapuramTamil Nadu, India
    1544.0×
  34. 34RānipetTamil Nadu, India
    1533.9×
  35. 34GwaliorMadhya Pradesh, India
    1533.9×
  36. 36OsornoLos Lagos Region, Chile
    1533.9×
  37. 37RatlāmMadhya Pradesh, India
    1533.9×
  38. 37KarauliRajasthan, India
    1533.9×
  39. 39GobindgarhPunjab, India
    1523.8×
  40. 40Aya NagarDelhi, India
    1493.7×
  41. 41Puerto VarasLos Lagos Region, Chile
    1493.7×
  42. 42Puerto MonttLos Lagos Region, Chile
    1483.6×
  43. 43AjmerRajasthan, India
    1473.6×
  44. 44NajafgarhDelhi, India
    1463.6×
  45. 45BhilwaraRajasthan, India
    1463.6×
  46. 46AhmedabadGujarat, India
    1453.6×
  47. 47TalaganteSantiago Metropolitan, Chile
    1433.5×
  48. 48GhāziābādUttar Pradesh, India
    1393.4×
  49. 49RourkelaOdisha, India
    1393.4×
  50. 49KhurjaUttar Pradesh, India
    1393.4×
  51. 51ChittorgarhRajasthan, India
    1383.4×
  52. 52JhunjhunūnRajasthan, India
    1373.3×
  53. 53BānswāraRajasthan, India
    1353.3×
  54. 54DausaRajasthan, India
    1353.3×
  55. 54BadlapurMaharashtra, India
    1353.3×
  56. 56TonkRajasthan, India
    1353.3×
  57. 57ChūruRajasthan, India
    1343.3×
  58. 58LudhianaPunjab, India
    1343.3×
  59. 59KhannaPunjab, India
    1333.2×
  60. 60ByasanagarOdisha, India
    1323.2×
  61. 61RengoO'Higgins Region, Chile
    1313.2×
  62. 62BharatpurRajasthan, India
    1313.2×
  63. 63NoidaUttar Pradesh, India
    1283.1×
  64. 64BelpaharOdisha, India
    1283.1×
  65. 65RājsamandRajasthan, India
    1263.1×
  66. 66SāngliMaharashtra, India
    1243.0×
  67. 67DādriUttar Pradesh, India
    1233.0×
  68. 68KigaliKigali, Rwanda
    1233.0×
  69. 68SantiagoSantiago Metropolitan, Chile
    1233.0×
  70. 70RancaguaO'Higgins Region, Chile
    1222.9×
  71. 71Sawai MadhopurRajasthan, India
    1222.9×
  72. 72Puerto AysénAysén, Chile
    1212.9×
  73. 73CoronelBiobio, Chile
    1212.9×
  74. 74PithampurMadhya Pradesh, India
    1202.9×
  75. 75Los ÁngelesBiobio, Chile
    1202.9×
  76. 76TemucoAraucania, Chile
    1192.9×
  77. 77DūngarpurRajasthan, India
    1172.8×
  78. 78KanchipuramTamil Nadu, India
    1172.8×
  79. 79DhuleMaharashtra, India
    1172.8×
  80. 80AnantapurAndhra Pradesh, India
    1162.8×
  81. 81SingrauliMadhya Pradesh, India
    1152.7×
  82. 82BārmerRajasthan, India
    1152.7×
  83. 83IksanJeollabuk-do, South Korea
    1142.7×
  84. 84LucknowUttar Pradesh, India
    1142.7×
  85. 85AgraUttar Pradesh, India
    1142.7×
  86. 86Puente AltoSantiago Metropolitan, Chile
    1132.7×
  87. 87Dera MāndiDelhi, India
    1132.7×
  88. 87AkolaMaharashtra, India
    1132.7×
  89. 89MohaliPunjab, India
    1122.7×
  90. 90AngulOdisha, India
    1122.7×
  91. 91NagaonAssam, India
    1122.7×
  92. 92GandhinagarGujarat, India
    1102.6×
  93. 93ChiguayanteBiobio, Chile
    1102.6×
  94. 94ToméBiobio, Chile
    1092.6×
  95. 94QuilpuéValparaiso, Chile
    1092.6×
  96. 94JodaOdisha, India
    1092.6×
  97. 97KadapaAndhra Pradesh, India
    1092.6×
  98. 98JalorRajasthan, India
    1082.6×
  99. 99CoyhaiqueAysén, Chile
    1082.5×
  100. 100ConcónValparaiso, Chile
    1062.5×
  101. 101RasapūdipalemAndhra Pradesh, India
    1062.5×
  102. 101KanpurUttar Pradesh, India
    1062.5×
  103. 103PatiālaPunjab, India
    1052.5×
  104. 103ConcepciónBiobio, Chile
    1052.5×
  105. 105ThāneMaharashtra, India
    1052.5×
  106. 105MandideepMadhya Pradesh, India
    1052.5×
  107. 107NandedMaharashtra, India
    1042.4×
  108. 108AmravatiMaharashtra, India
    1032.4×
  109. 109JaisalmerRajasthan, India
    1032.4×
  110. 110VijayawadaAndhra Pradesh, India
    1022.4×
  111. 111San CarlosÑuble, Chile
    1022.4×
  112. 112AlwarRajasthan, India
    1012.4×
  113. 113DhaulpurRajasthan, India
    1002.4×
  114. 113HualpénBiobio, Chile
    1002.4×
  115. 115KalyānMaharashtra, India
    1002.3×
  116. 116SirohiRajasthan, India
    992.3×
  117. 116BhiwandiMaharashtra, India
    992.3×
  118. 116AurangabadMaharashtra, India
    992.3×
  119. 119TirupatiAndhra Pradesh, India
    992.3×
  120. 119IncheonIncheon, South Korea
    992.3×
  121. 121WanjuJeollabuk-do, South Korea
    992.3×
  122. 122Sri GanganagarRajasthan, India
    982.3×
  123. 123Ansan-siGyeonggi-do, South Korea
    982.3×
  124. 124JalgaonMaharashtra, India
    982.3×
  125. 124GummidipundiTamil Nadu, India
    982.3×
  126. 126Victoria de DurangoDurango, Mexico
    982.3×
  127. 127Lahorelow-cost sensorsPunjab, Pakistan
    982.3×
  128. 128BūndiRajasthan, India
    972.3×
  129. 129JeongeupJeollabuk-do, South Korea
    972.3×
  130. 130RairangpurOdisha, India
    972.3×
  131. 130KotaRajasthan, India
    972.3×
  132. 130AmritsarPunjab, India
    972.3×
  133. 130JakartaJakarta, Indonesia
    972.3×
  134. 134QuinteroValparaiso, Chile
    972.2×
  135. 135VrindāvanUttar Pradesh, India
    962.2×
  136. 136BikanerRajasthan, India
    962.2×
  137. 136BoryeongChungcheongnam-do, South Korea
    962.2×
  138. 138Dera Colliery TownshipOdisha, India
    962.2×
  139. 139YesanChungcheongnam-do, South Korea
    952.2×
  140. 139ChillánÑuble, Chile
    952.2×
  141. 141ShenyangLiaoning, China
    952.2×
  142. 142ManamaManama, Bahrain
    952.2×
  143. 142NandriRajasthan, India
    952.2×
  144. 144SrinagarJammu and Kashmir, India
    942.2×
  145. 144GunsanJeollabuk-do, South Korea
    942.2×
  146. 146SholapurMaharashtra, India
    932.1×
  147. 146JodhpurRajasthan, India
    932.1×
  148. 146CauquenesMaule Region, Chile
    932.1×
  149. 146BarbilOdisha, India
    932.1×
  150. 150NagpurMaharashtra, India
    932.1×
  151. 150JalandharPunjab, India
    932.1×
  152. 150ChāpraBihar, India
    932.1×
  153. 150NamsaJeollabuk-do, South Korea
    932.1×
  154. 150Hwaseong-siGyeonggi-do, South Korea
    932.1×
  155. 155TangjinChungcheongnam-do, South Korea
    932.1×
  156. 155AsanChungcheongnam-do, South Korea
    932.1×
  157. 157GūduvāncheriTamil Nadu, India
    922.1×
  158. 157SeonghwanChungcheongnam-do, South Korea
    922.1×
  159. 159NashikMaharashtra, India
    922.1×
  160. 159CoquimboCoquimbo Region, Chile
    922.1×
  161. 161IndoreMadhya Pradesh, India
    922.1×
  162. 161Viña del MarValparaiso, Chile
    922.1×
  163. 163GorakhpurUttar Pradesh, India
    912.0×
  164. 164NalbāriAssam, India
    912.0×
  165. 165MuzaffarpurBihar, India
    912.0×
  166. 165DewasMadhya Pradesh, India
    912.0×
  167. 165QuthbullapurTelangana, India
    912.0×
  168. 168LimaLima Province, Peru
    902.0×
  169. 169JhānsiUttar Pradesh, India
    902.0×
  170. 169JabalpurMadhya Pradesh, India
    902.0×
  171. 169HongseongChungcheongnam-do, South Korea
    902.0×
  172. 169YŏnmuChungcheongnam-do, South Korea
    902.0×
  173. 173Koch'angJeollabuk-do, South Korea
    902.0×
  174. 173KimjeJeollabuk-do, South Korea
    902.0×
  175. 175CuttackOdisha, India
    892.0×
  176. 175San Pedro de la PazBiobio, Chile
    892.0×
  177. 177PuneMaharashtra, India
    892.0×
  178. 177PanvelMaharashtra, India
    892.0×
  179. 177FīrozābādUttar Pradesh, India
    892.0×
  180. 177ChāndaMaharashtra, India
    892.0×
  181. 181HyderabadTelangana, India
    892.0×
  182. 181Ganghwa-gunIncheon, South Korea
    892.0×
  183. 181TalcahuanoBiobio, Chile
    892.0×
  184. 184SangāreddiTelangana, India
    881.9×
  185. 185TirupparangunramTamil Nadu, India
    881.9×
  186. 185SeosanChungcheongnam-do, South Korea
    881.9×
  187. 187Gimpo-siGyeonggi-do, South Korea
    871.9×
  188. 187JeonjuJeollabuk-do, South Korea
    871.9×
  189. 189BuanJeollabuk-do, South Korea
    871.9×
  190. 189MasanGwangju, South Korea
    871.9×
  191. 191NajuJeollanam-do, South Korea
    871.9×
  192. 192BhubaneswarOdisha, India
    871.9×
  193. 192PrayagrajUttar Pradesh, India
    871.9×
  194. 192Bucheon-siGyeonggi-do, South Korea
    871.9×
  195. 195SaugorMadhya Pradesh, India
    861.9×
  196. 196MahādMaharashtra, India
    861.9×
  197. 196GwangmyeongGyeonggi-do, South Korea
    861.9×
  198. 198Greater NoidaUttar Pradesh, India
    861.9×
  199. 199Goyang-siGyeonggi-do, South Korea
    851.8×
  200. 200PatancheruTelangana, India
    851.8×

Top 200 of 2,577 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 30, 2025, smogrank.com/history/2025-05-30 (accessed 3 Oct 2026).

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