SmogRank / History / May 2, 2025

Most polluted cities on May 2, 2025

1,826 cities ranked by their average PM2.5 over the day; the worst was Bikaner, India, at 311.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during May 2, 2025. All episodes.

← Bikaner 311.0 µg/m³ 300 µg/m³15 WHO 24-hour guideline
Every city ranked for May 2, 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. 1BikanerRajasthan, India
    47120.7×
  2. 2JalorRajasthan, India
    1968.0×
  3. 3BārmerRajasthan, India
    1846.9×
  4. 4NagaonAssam, India
    1816.6×
  5. 4TalcahuanoBiobio, Chile
    1816.6×
  6. 6UdaipurRajasthan, India
    1796.4×
  7. 7PāliRajasthan, India
    1756.0×
  8. 8VillarricaAraucania, Chile
    1745.9×
  9. 9Sawai MadhopurRajasthan, India
    1725.7×
  10. 9NacimientoBiobio, Chile
    1725.7×
  11. 11HualpénBiobio, Chile
    1675.3×
  12. 12NavalpattuTamil Nadu, India
    1665.1×
  13. 13NāgaurRajasthan, India
    1634.8×
  14. 14KoppalKarnataka, India
    1594.4×
  15. 15Los ÁngelesBiobio, Chile
    1574.3×
  16. 16BārānRajasthan, India
    1574.3×
  17. 17LucknowUttar Pradesh, India
    1574.2×
  18. 18KotaRajasthan, India
    1564.2×
  19. 19San CarlosÑuble, Chile
    1564.2×
  20. 20GandhinagarGujarat, India
    1554.1×
  21. 21TiruchirappalliTamil Nadu, India
    1554.0×
  22. 22DushanbeDushanbe, Tajikistan
    1533.9×
  23. 23RamanathapuramTamil Nadu, India
    1533.9×
  24. 24SingrauliMadhya Pradesh, India
    1533.8×
  25. 25CuranilahueBiobio, Chile
    1523.8×
  26. 26ChittorgarhRajasthan, India
    1523.8×
  27. 27BawānaDelhi, India
    1513.7×
  28. 28BhilwaraRajasthan, India
    1503.7×
  29. 29JhālāwārRajasthan, India
    1493.7×
  30. 30Sri GanganagarRajasthan, India
    1473.6×
  31. 31JaisalmerRajasthan, India
    1453.6×
  32. 32AhmedabadGujarat, India
    1453.6×
  33. 33DhuleMaharashtra, India
    1433.5×
  34. 34BūndiRajasthan, India
    1423.5×
  35. 35AkolaMaharashtra, India
    1423.5×
  36. 36NajafgarhDelhi, India
    1423.5×
  37. 37TiruppurTamil Nadu, India
    1413.5×
  38. 38JodhpurRajasthan, India
    1413.5×
  39. 39AtlixcoPuebla, Mexico
    1413.4×
  40. 40ĀsansolWest Bengal, India
    1403.4×
  41. 41ShillongMeghalaya, India
    1403.4×
  42. 42CholulaPuebla, Mexico
    1393.4×
  43. 43SholapurMaharashtra, India
    1393.4×
  44. 44NarelaDelhi, India
    1373.3×
  45. 45CoyhaiqueAysén, Chile
    1363.3×
  46. 46DelhiDelhi, India
    1363.3×
  47. 47LaturMaharashtra, India
    1363.3×
  48. 48Dera MāndiDelhi, India
    1343.3×
  49. 49SantiagoSantiago Metropolitan, Chile
    1343.3×
  50. 50Puente AltoSantiago Metropolitan, Chile
    1333.2×
  51. 51JalgaonMaharashtra, India
    1303.2×
  52. 52OsornoLos Lagos Region, Chile
    1303.1×
  53. 53ManamaManama, Bahrain
    1293.1×
  54. 54LudhianaPunjab, India
    1293.1×
  55. 55Aya NagarDelhi, India
    1293.1×
  56. 56RourkelaOdisha, India
    1283.1×
  57. 57TirupparangunramTamil Nadu, India
    1273.1×
  58. 58Dubailow-cost sensorsDubai, United Arab Emirates
    1273.1×
  59. 59KanpurUttar Pradesh, India
    1263.0×
  60. 60MuzaffarnagarUttar Pradesh, India
    1253.0×
  61. 61SīkarRajasthan, India
    1233.0×
  62. 62BhiwadiRajasthan, India
    1212.9×
  63. 63JaipurRajasthan, India
    1212.9×
  64. 64PanvelMaharashtra, India
    1212.9×
  65. 65ChillánÑuble, Chile
    1202.9×
  66. 66SasarāmBihar, India
    1192.9×
  67. 66RānīganjWest Bengal, India
    1192.9×
  68. 68RājgīrBihar, India
    1192.8×
  69. 68PithampurMadhya Pradesh, India
    1192.8×
  70. 70TirumalaAndhra Pradesh, India
    1172.8×
  71. 71HanumāngarhRajasthan, India
    1172.8×
  72. 72BānswāraRajasthan, India
    1162.8×
  73. 72AmravatiMaharashtra, India
    1162.8×
  74. 74TehuacánPuebla, Mexico
    1162.8×
  75. 75AlangadKerala, India
    1142.7×
  76. 76CuttackOdisha, India
    1132.7×
  77. 77CoronelBiobio, Chile
    1132.7×
  78. 78NoidaUttar Pradesh, India
    1122.7×
  79. 79AjmerRajasthan, India
    1112.6×
  80. 80ToméBiobio, Chile
    1102.6×
  81. 81RatlāmMadhya Pradesh, India
    1102.6×
  82. 82TalaganteSantiago Metropolitan, Chile
    1102.6×
  83. 82NandriRajasthan, India
    1102.6×
  84. 84GorakhpurUttar Pradesh, India
    1102.6×
  85. 84AgraUttar Pradesh, India
    1102.6×
  86. 86NagpurMaharashtra, India
    1092.6×
  87. 86KolhāpurMaharashtra, India
    1092.6×
  88. 86LinaresMaule Region, Chile
    1092.6×
  89. 89JhānsiUttar Pradesh, India
    1092.6×
  90. 89GwaliorMadhya Pradesh, India
    1092.6×
  91. 89BulandshahrUttar Pradesh, India
    1092.6×
  92. 92Clacton-on-SeaEngland, United Kingdom
    1072.5×
  93. 92La UniónLos Ríos Region, Chile
    1072.5×
  94. 94TonkRajasthan, India
    1072.5×
  95. 95SalemTamil Nadu, India
    1072.5×
  96. 96Victoria de DurangoDurango, Mexico
    1062.5×
  97. 97VirārMaharashtra, India
    1062.5×
  98. 98DehradunUttarakhand, India
    1052.5×
  99. 98Bang Pakonglow-cost sensorsChachoengsao, Thailand
    1052.5×
  100. 100GuwahatiAssam, India
    1052.5×
  101. 101MahādMaharashtra, India
    1042.5×
  102. 102DādriUttar Pradesh, India
    1032.4×
  103. 102BaddiHimachal Pradesh, India
    1032.4×
  104. 104TemucoAraucania, Chile
    1032.4×
  105. 105VelloreTamil Nadu, India
    1022.4×
  106. 106BadlapurMaharashtra, India
    1022.4×
  107. 106AurangābādBihar, India
    1022.4×
  108. 106Wan ChaiWan Chai, Hong Kong
    1022.4×
  109. 109KigaliKigali, Rwanda
    1022.4×
  110. 110YadgirKarnataka, India
    1012.4×
  111. 111San Pedro de la PazBiobio, Chile
    1012.4×
  112. 111MandideepMadhya Pradesh, India
    1012.4×
  113. 113KalyānMaharashtra, India
    1002.4×
  114. 114Vientianelow-cost sensorsVientiane Prefecture, Laos
    992.3×
  115. 115QuthbullapurTelangana, India
    992.3×
  116. 116VijayawadaAndhra Pradesh, India
    992.3×
  117. 116RancaguaO'Higgins Region, Chile
    992.3×
  118. 118HualquiBiobio, Chile
    982.3×
  119. 119ThrissurKerala, India
    982.3×
  120. 120Bihār SharīfBihar, India
    972.3×
  121. 120Mixquiahuala de JuárezHidalgo, Mexico
    972.3×
  122. 122AurangabadMaharashtra, India
    962.2×
  123. 123BhiwandiMaharashtra, India
    962.2×
  124. 123Ciudad NezahualcoyotlMéxico, Mexico
    962.2×
  125. 125PuneMaharashtra, India
    962.2×
  126. 125HyderabadTelangana, India
    962.2×
  127. 127Puerto AysénAysén, Chile
    962.2×
  128. 128PueblaPuebla, Mexico
    952.2×
  129. 129PatnaBihar, India
    952.2×
  130. 130AnkleshwarGujarat, India
    942.2×
  131. 131KhannaPunjab, India
    942.1×
  132. 131RengoO'Higgins Region, Chile
    942.1×
  133. 131Canvey IslandEngland, United Kingdom
    942.1×
  134. 134PratāpgarhRajasthan, India
    942.1×
  135. 134GuangzhouGuangdong, China
    942.1×
  136. 136TulancingoHidalgo, Mexico
    932.1×
  137. 137ChūruRajasthan, India
    932.1×
  138. 137ChiguayanteBiobio, Chile
    932.1×
  139. 139SerilingampalleTelangana, India
    932.1×
  140. 140SaltilloCoahuila, Mexico
    932.1×
  141. 141IndoreMadhya Pradesh, India
    922.1×
  142. 142TlaxcalaTlaxcala, Mexico
    922.1×
  143. 143ChandigarhChandigarh, India
    922.1×
  144. 143Mong KokYau Tsim Mong District, Hong Kong
    922.1×
  145. 145MothīhāriBihar, India
    922.1×
  146. 145San Martin Texmelucan de LabastidaPuebla, Mexico
    922.1×
  147. 147Puerto MonttLos Lagos Region, Chile
    922.1×
  148. 148TalcaMaule Region, Chile
    912.1×
  149. 149DausaRajasthan, India
    912.0×
  150. 149MohaliPunjab, India
    912.0×
  151. 151NandedMaharashtra, India
    912.0×
  152. 152SirohiRajasthan, India
    902.0×
  153. 152JhunjhunūnRajasthan, India
    902.0×
  154. 152BhelaiChhattisgarh, India
    902.0×
  155. 155TlaquepaqueJalisco, Mexico
    902.0×
  156. 156GūduvāncheriTamil Nadu, India
    892.0×
  157. 156IrapuatoGuanajuato, Mexico
    892.0×
  158. 158PrayagrajUttar Pradesh, India
    892.0×
  159. 159Tepeji del Río de OcampoHidalgo, Mexico
    892.0×
  160. 159QuillotaValparaiso, Chile
    892.0×
  161. 159Wadgaon KolhatiMaharashtra, India
    892.0×
  162. 162CelayaGuanajuato, Mexico
    892.0×
  163. 163ConcepciónBiobio, Chile
    892.0×
  164. 164BegusaraiBihar, India
    881.9×
  165. 165DurgapurWest Bengal, India
    881.9×
  166. 165Sham Shui PoSham Shui Po District, Hong Kong
    881.9×
  167. 167RishīkeshUttarakhand, India
    881.9×
  168. 168ThāneMaharashtra, India
    881.9×
  169. 169PatancheruTelangana, India
    871.9×
  170. 169NaharlagunArunachal Pradesh, India
    871.9×
  171. 171RājsamandRajasthan, India
    871.9×
  172. 172UliyazhathuraKerala, India
    871.9×
  173. 173SangāreddiTelangana, India
    871.9×
  174. 173ConcónValparaiso, Chile
    871.9×
  175. 173VapiGujarat, India
    871.9×
  176. 176SatnaMadhya Pradesh, India
    861.9×
  177. 177BharatpurRajasthan, India
    861.9×
  178. 177Mexico CityMexico City, Mexico
    861.9×
  179. 177Puerto VarasLos Lagos Region, Chile
    861.9×
  180. 180MeerutUttar Pradesh, India
    861.8×
  181. 181AngulOdisha, India
    851.8×
  182. 181NeelankaraiTamil Nadu, India
    851.8×
  183. 183CoimbatoreTamil Nadu, India
    851.8×
  184. 184AnantapurAndhra Pradesh, India
    851.8×
  185. 184MedemblikNorth Holland, The Netherlands
    851.8×
  186. 186CuricóMaule Region, Chile
    841.8×
  187. 186Dera Colliery TownshipOdisha, India
    841.8×
  188. 188Tuen MunTuen Mun, Hong Kong
    841.8×
  189. 189NashikMaharashtra, India
    841.8×
  190. 189AriyalūrTamil Nadu, India
    841.8×
  191. 189Tin Shui WaiYuen Long, Hong Kong
    841.8×
  192. 192Chik BallāpurKarnataka, India
    831.8×
  193. 193GayaBihar, India
    831.8×
  194. 193Tai PoTai Po, Hong Kong
    831.8×
  195. 195BelagaviKarnataka, India
    821.7×
  196. 196PatiālaPunjab, India
    821.7×
  197. 196KalaburagiKarnataka, India
    821.7×
  198. 196Cadereyta JiménezNuevo León, Mexico
    821.7×
  199. 199BhopalMadhya Pradesh, India
    821.7×
  200. 199Kwai ChungKwai Tsing District, Hong Kong
    821.7×

Top 200 of 1,826 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, May 2, 2025, smogrank.com/history/2025-05-02 (accessed 2 Oct 2026).

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