SmogRank / History / April 8, 2025

Most polluted cities on April 8, 2025

2,629 cities ranked by their average PM2.5 over the day; the worst was Tiruppur, India, at 789.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during April 8, 2025. All episodes.

← Tiruppur 789.0 µg/m³ 700 µg/m³15 WHO 24-hour guideline
Every city ranked for April 8, 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. 1TiruppurTamil Nadu, India
    500+52.6×
  2. 2DādriUttar Pradesh, India
    28814.2×
  3. 3RoparPunjab, India
    26212.5×
  4. 4NarelaDelhi, India
    2169.4×
  5. 5RājgīrBihar, India
    2038.5×
  6. 6BawānaDelhi, India
    1968.0×
  7. 7LoniUttar Pradesh, India
    1937.7×
  8. 8LudhianaPunjab, India
    1917.5×
  9. 9BhilaiChhattisgarh, India
    1836.7×
  10. 10BāghpatUttar Pradesh, India
    1816.5×
  11. 11Dera MāndiDelhi, India
    1796.3×
  12. 12GorakhpurUttar Pradesh, India
    1786.3×
  13. 12DelhiDelhi, India
    1786.3×
  14. 14DewasMadhya Pradesh, India
    1786.2×
  15. 15GuwahatiAssam, India
    1756.0×
  16. 16OotyTamil Nadu, India
    1745.8×
  17. 17LucknowUttar Pradesh, India
    1735.8×
  18. 18PāliRajasthan, India
    1695.4×
  19. 19NalbāriAssam, India
    1695.4×
  20. 20BhiwadiRajasthan, India
    1695.4×
  21. 21Ubon RatchathaniUbon Ratchathani, Thailand
    1685.3×
  22. 22NajafgarhDelhi, India
    1685.3×
  23. 22MandideepMadhya Pradesh, India
    1685.3×
  24. 24PithampurMadhya Pradesh, India
    1685.3×
  25. 25JalgaonMaharashtra, India
    1685.3×
  26. 26SasarāmBihar, India
    1675.2×
  27. 27AurangābādBihar, India
    1675.2×
  28. 28GobindgarhPunjab, India
    1644.9×
  29. 29MuzaffarnagarUttar Pradesh, India
    1634.9×
  30. 30ChandigarhChandigarh, India
    1624.7×
  31. 30SingrauliMadhya Pradesh, India
    1624.7×
  32. 32NoidaUttar Pradesh, India
    1624.7×
  33. 33CoyhaiqueAysén, Chile
    1614.7×
  34. 34NagpurMaharashtra, India
    1604.6×
  35. 35MohaliPunjab, India
    1604.5×
  36. 36BulandshahrUttar Pradesh, India
    1594.4×
  37. 37Pimpri-ChinchwadMaharashtra, India
    1594.4×
  38. 38BhelaiChhattisgarh, India
    1584.4×
  39. 38KhargharMaharashtra, India
    1584.4×
  40. 40SiliguriWest Bengal, India
    1584.3×
  41. 41Sri GanganagarRajasthan, India
    1574.3×
  42. 42BhiwandiMaharashtra, India
    1574.3×
  43. 43Sawai MadhopurRajasthan, India
    1574.2×
  44. 44RishīkeshUttarakhand, India
    1574.2×
  45. 44BathindaPunjab, India
    1574.2×
  46. 46HanumāngarhRajasthan, India
    1574.2×
  47. 47TiruchirappalliTamil Nadu, India
    1564.2×
  48. 48KhannaPunjab, India
    1564.2×
  49. 49MeerutUttar Pradesh, India
    1564.2×
  50. 50JalandharPunjab, India
    1554.1×
  51. 51PatiālaPunjab, India
    1554.1×
  52. 52Chai NatChai Nat, Thailand
    1554.1×
  53. 53Mae SaiChiang Rai, Thailand
    1554.1×
  54. 54ZaječarCentral Serbia, Serbia
    1544.0×
  55. 55Islamabadlow-cost sensorsIslamabad, Pakistan
    1544.0×
  56. 55AkolaMaharashtra, India
    1544.0×
  57. 57GandhinagarGujarat, India
    1544.0×
  58. 58Vientianelow-cost sensorsVientiane Prefecture, Laos
    1544.0×
  59. 59DehradunUttarakhand, India
    1543.9×
  60. 60TirupatiAndhra Pradesh, India
    1533.9×
  61. 61SāngliMaharashtra, India
    1533.9×
  62. 62GwaliorMadhya Pradesh, India
    1533.9×
  63. 63ChittorgarhRajasthan, India
    1533.8×
  64. 64LeskovacCentral Serbia, Serbia
    1523.8×
  65. 65RamanathapuramTamil Nadu, India
    1523.8×
  66. 66AhmedabadGujarat, India
    1513.7×
  67. 67ChūruRajasthan, India
    1513.7×
  68. 68JaipurRajasthan, India
    1513.7×
  69. 69YasothonYasothon, Thailand
    1513.7×
  70. 69NacimientoBiobio, Chile
    1513.7×
  71. 71RourkelaOdisha, India
    1483.6×
  72. 72BadlapurMaharashtra, India
    1463.6×
  73. 73ThāneMaharashtra, India
    1433.5×
  74. 73CuddaloreTamil Nadu, India
    1433.5×
  75. 75AjmerRajasthan, India
    1423.5×
  76. 76KotaRajasthan, India
    1413.5×
  77. 77KalyānMaharashtra, India
    1413.4×
  78. 79MuzaffarpurBihar, India
    1353.3×
  79. 80BhopalMadhya Pradesh, India
    1353.3×
  80. 81KolhāpurMaharashtra, India
    1343.3×
  81. 82PatnaBihar, India
    1343.3×
  82. 83Amnat CharoenAmnat Charoen, Thailand
    1343.3×
  83. 84BoisarMaharashtra, India
    1343.3×
  84. 85JhānsiUttar Pradesh, India
    1333.2×
  85. 86KanpurUttar Pradesh, India
    1333.2×
  86. 87AnkleshwarGujarat, India
    1333.2×
  87. 88PuneMaharashtra, India
    1323.2×
  88. 89ChillánÑuble, Chile
    1313.2×
  89. 90BaddiHimachal Pradesh, India
    1313.2×
  90. 91MexicaliBaja California, Mexico
    1303.2×
  91. 92GuangzhouGuangdong, China
    1293.1×
  92. 93JhunjhunūnRajasthan, India
    1283.1×
  93. 93HāpurUttar Pradesh, India
    1283.1×
  94. 93BilāspurChhattisgarh, India
    1283.1×
  95. 96IndoreMadhya Pradesh, India
    1273.1×
  96. 97RatlāmMadhya Pradesh, India
    1253.0×
  97. 98KalasinKalasin, Thailand
    1253.0×
  98. 99CoimbatoreTamil Nadu, India
    1253.0×
  99. 99Sing BuriSing Buri, Thailand
    1253.0×
  100. 99Los ÁngelesBiobio, Chile
    1253.0×
  101. 102VijayawadaAndhra Pradesh, India
    1253.0×
  102. 103San CarlosÑuble, Chile
    1243.0×
  103. 103AlangadKerala, India
    1243.0×
  104. 105VapiGujarat, India
    1243.0×
  105. 106ValjevoCentral Serbia, Serbia
    1233.0×
  106. 107MahādMaharashtra, India
    1233.0×
  107. 107Khon KaenKhon Kaen, Thailand
    1233.0×
  108. 109La UniónLos Ríos Region, Chile
    1222.9×
  109. 110AgraUttar Pradesh, India
    1212.9×
  110. 111BharatpurRajasthan, India
    1212.9×
  111. 112TalcaMaule Region, Chile
    1212.9×
  112. 113HanoiHanoi, Vietnam
    1202.9×
  113. 114PanvelMaharashtra, India
    1202.9×
  114. 115LaturMaharashtra, India
    1202.9×
  115. 115MukdahanMukdahan, Thailand
    1202.9×
  116. 117BhāgalpurBihar, India
    1192.9×
  117. 118ProkupljeCentral Serbia, Serbia
    1192.9×
  118. 119DausaRajasthan, India
    1192.9×
  119. 119VillarricaAraucania, Chile
    1192.9×
  120. 121JodhpurRajasthan, India
    1182.8×
  121. 121BānswāraRajasthan, India
    1182.8×
  122. 123Gadag-BetageriKarnataka, India
    1182.8×
  123. 124KraljevoCentral Serbia, Serbia
    1172.8×
  124. 125JhālāwārRajasthan, India
    1152.8×
  125. 125JabalpurMadhya Pradesh, India
    1152.8×
  126. 127UdaipurRajasthan, India
    1142.7×
  127. 128AmritsarPunjab, India
    1142.7×
  128. 128LinaresMaule Region, Chile
    1142.7×
  129. 130PrayagrajUttar Pradesh, India
    1142.7×
  130. 131SholapurMaharashtra, India
    1132.7×
  131. 132Novi PazarCentral Serbia, Serbia
    1122.7×
  132. 133TlaquepaqueJalisco, Mexico
    1112.6×
  133. 134KanchipuramTamil Nadu, India
    1112.6×
  134. 135FīrozābādUttar Pradesh, India
    1112.6×
  135. 136HājīpurBihar, India
    1112.6×
  136. 136MumbaiMaharashtra, India
    1112.6×
  137. 138Wadgaon KolhatiMaharashtra, India
    1102.6×
  138. 139NashikMaharashtra, India
    1102.6×
  139. 140Phra Nakhon Si AyutthayaPhra Nakhon Si Ayutthaya, Thailand
    1092.6×
  140. 141AmravatiMaharashtra, India
    1082.6×
  141. 142ĆuprijaCentral Serbia, Serbia
    1082.6×
  142. 142SakaiminatoTottori, Japan
    1082.6×
  143. 144ShillongMeghalaya, India
    1082.5×
  144. 144CauquenesMaule Region, Chile
    1082.5×
  145. 146GayaBihar, India
    1072.5×
  146. 147SīkarRajasthan, India
    1062.5×
  147. 148ValdiviaLos Ríos Region, Chile
    1042.5×
  148. 149HualquiBiobio, Chile
    1042.4×
  149. 150PirotCentral Serbia, Serbia
    1042.4×
  150. 151AurangabadMaharashtra, India
    1032.4×
  151. 152JinchengFukien, Taiwan
    1022.4×
  152. 153ClosepetKarnataka, India
    1022.4×
  153. 154RajākheriMadhya Pradesh, India
    1012.4×
  154. 155Lop BuriLopburi, Thailand
    1012.4×
  155. 156ShenyangLiaoning, China
    1012.4×
  156. 157VirārMaharashtra, India
    1002.4×
  157. 158SmederevoCentral Serbia, Serbia
    1002.4×
  158. 159AlwarRajasthan, India
    992.3×
  159. 159Wan ChaiWan Chai, Hong Kong
    992.3×
  160. 161ČačakCentral Serbia, Serbia
    992.3×
  161. 161Puerto AysénAysén, Chile
    992.3×
  162. 163BeigangTaiwan, Taiwan
    992.3×
  163. 164Chiang RaiChiang Rai, Thailand
    982.3×
  164. 164BūndiRajasthan, India
    982.3×
  165. 164Bang Pakonglow-cost sensorsChachoengsao, Thailand
    982.3×
  166. 167Maha SarakhamMaha Sarakham, Thailand
    982.3×
  167. 168Sakon NakhonSakon Nakhon, Thailand
    972.3×
  168. 169MorādābādUttar Pradesh, India
    972.2×
  169. 170WŏnjuGangwon-do, South Korea
    962.2×
  170. 170Victoria de DurangoDurango, Mexico
    962.2×
  171. 170Greater NoidaUttar Pradesh, India
    962.2×
  172. 173PratāpgarhRajasthan, India
    962.2×
  173. 174TemucoAraucania, Chile
    962.2×
  174. 175ParbhaniMaharashtra, India
    962.2×
  175. 175Nakhon LuangPhra Nakhon Si Ayutthaya, Thailand
    962.2×
  176. 177ToméBiobio, Chile
    952.2×
  177. 178BhayandarMaharashtra, India
    952.2×
  178. 178ŠabacCentral Serbia, Serbia
    952.2×
  179. 180Hwaseong-siGyeonggi-do, South Korea
    952.2×
  180. 180CuricóMaule Region, Chile
    952.2×
  181. 180CoronelBiobio, Chile
    952.2×
  182. 183Si Sa KetSi Sa Ket, Thailand
    952.2×
  183. 183NanNan, Thailand
    952.2×
  184. 183Ban ChangRayong, Thailand
    952.2×
  185. 183Mong KokYau Tsim Mong District, Hong Kong
    952.2×
  186. 187PubalGyeonggi-do, South Korea
    942.2×
  187. 188UjjainMadhya Pradesh, India
    942.1×
  188. 189DouliuTaiwan, Taiwan
    942.1×
  189. 189KinzanChungcheongnam-do, South Korea
    942.1×
  190. 191LazarevacCentral Serbia, Serbia
    932.1×
  191. 192BettiahBihar, India
    932.1×
  192. 192YuanlinTaiwan, Taiwan
    932.1×
  193. 192YeojuGyeonggi-do, South Korea
    932.1×
  194. 192TongyeongGyeongsangnam-do, South Korea
    932.1×
  195. 196KannurKerala, India
    932.1×
  196. 197Bang NaBangkok, Thailand
    932.1×
  197. 197Naucalpan de JuárezMéxico, Mexico
    932.1×
  198. 199SerilingampalleTelangana, India
    932.1×
  199. 200SantyokuGangwon-do, South Korea
    922.1×

Top 200 of 2,629 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, April 8, 2025, smogrank.com/history/2025-04-08 (accessed 2 Oct 2026).

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