SmogRank / History / March 4, 2025

Most polluted cities on March 4, 2025

1,989 cities ranked by their average PM2.5 over the day; the worst was Thiruvananthapuram, India, at 650.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during March 4, 2025. All episodes.

← Thiruvananthapuram 650.0 µg/m³ 600 µg/m³15 WHO 24-hour guideline
Every city ranked for March 4, 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. 1ThiruvananthapuramKerala, India
    500+43.3×
  2. 2NavalpattuTamil Nadu, India
    40218.4×
  3. 3HāpurUttar Pradesh, India
    25011.7×
  4. 4Kampalalow-cost sensorsCentral Region, Uganda
    22710.1×
  5. 5Dera MāndiDelhi, India
    2139.2×
  6. 6KoppalKarnataka, India
    2119.1×
  7. 7El PasoTexas, United States
    2018.4×
  8. 8LoniUttar Pradesh, India
    1917.5×
  9. 9Dhakalow-cost sensorsDhaka Division, Bangladesh
    1856.9×
  10. 10PāliRajasthan, India
    1836.7×
  11. 10ŠabacCentral Serbia, Serbia
    1836.7×
  12. 12KruševacCentral Serbia, Serbia
    1796.4×
  13. 13ZaječarCentral Serbia, Serbia
    1796.4×
  14. 14AngulOdisha, India
    1776.2×
  15. 15KikindaVojvodina, Serbia
    1756.0×
  16. 16HassanKarnataka, India
    1705.5×
  17. 17HājīpurBihar, India
    1695.4×
  18. 18N'DjamenaN’Djaména, Chad
    1695.4×
  19. 19Ubon RatchathaniUbon Ratchathani, Thailand
    1675.2×
  20. 20ProkupljeCentral Serbia, Serbia
    1665.2×
  21. 21Charkhi DādriHaryana, India
    1645.0×
  22. 22UdaipurRajasthan, India
    1645.0×
  23. 23SiliguriWest Bengal, India
    1634.8×
  24. 24BawānaDelhi, India
    1634.8×
  25. 25SasarāmBihar, India
    1624.8×
  26. 26Dera Colliery TownshipOdisha, India
    1624.7×
  27. 27ĀsansolWest Bengal, India
    1624.7×
  28. 28Sremska MitrovicaVojvodina, Serbia
    1624.7×
  29. 29Banja LukaSrpska, Bosnia and Herzegovina
    1604.6×
  30. 30CuttackOdisha, India
    1604.6×
  31. 31SuboticaVojvodina, Serbia
    1594.5×
  32. 32PatancheruTelangana, India
    1594.4×
  33. 33LeskovacCentral Serbia, Serbia
    1584.4×
  34. 34AhmedabadGujarat, India
    1584.3×
  35. 35ZemunCentral Serbia, Serbia
    1574.3×
  36. 36TumkūrKarnataka, India
    1574.3×
  37. 37NarelaDelhi, India
    1574.2×
  38. 38GhāziābādUttar Pradesh, India
    1564.2×
  39. 39SmederevoCentral Serbia, Serbia
    1564.2×
  40. 40BhiwadiRajasthan, India
    1554.1×
  41. 41NanNan, Thailand
    1554.1×
  42. 42Kathmandulow-cost sensorsBagmati Province, Nepal
    1544.0×
  43. 43RourkelaOdisha, India
    1544.0×
  44. 44PančevoVojvodina, Serbia
    1544.0×
  45. 45VirudunagarTamil Nadu, India
    1544.0×
  46. 46BhubaneswarOdisha, India
    1543.9×
  47. 46YangonYangon, Myanmar
    1543.9×
  48. 48ShrīrāmpurWest Bengal, India
    1543.9×
  49. 49NalbāriAssam, India
    1533.9×
  50. 50DurgapurWest Bengal, India
    1533.9×
  51. 51ObrenovacCentral Serbia, Serbia
    1533.9×
  52. 51TiruchirappalliTamil Nadu, India
    1533.9×
  53. 53KłodzkoLower Silesia, Poland
    1533.9×
  54. 54ByasanagarOdisha, India
    1523.8×
  55. 55DushanbeDushanbe, Tajikistan
    1523.8×
  56. 56MuzaffarpurBihar, India
    1523.8×
  57. 57BadlapurMaharashtra, India
    1523.8×
  58. 58PirotCentral Serbia, Serbia
    1523.8×
  59. 59KalyānMaharashtra, India
    1523.8×
  60. 60Novi PazarCentral Serbia, Serbia
    1513.7×
  61. 61GuwahatiAssam, India
    1513.7×
  62. 62LucknowUttar Pradesh, India
    1513.7×
  63. 63RairangpurOdisha, India
    1503.7×
  64. 64NišCentral Serbia, Serbia
    1493.7×
  65. 65Zagreblow-cost sensorsZagreb, Croatia
    1483.6×
  66. 66DūngarpurRajasthan, India
    1483.6×
  67. 67SingrauliMadhya Pradesh, India
    1483.6×
  68. 68ĆuprijaCentral Serbia, Serbia
    1463.6×
  69. 68ConwaySouth Carolina, United States
    1463.6×
  70. 70LamphunLamphun, Thailand
    1453.6×
  71. 71PuneMaharashtra, India
    1453.5×
  72. 71MahādMaharashtra, India
    1453.5×
  73. 73VranjeCentral Serbia, Serbia
    1443.5×
  74. 73GwaliorMadhya Pradesh, India
    1443.5×
  75. 73LoznicaCentral Serbia, Serbia
    1443.5×
  76. 76JhālāwārRajasthan, India
    1443.5×
  77. 77PožarevacCentral Serbia, Serbia
    1423.5×
  78. 77Bielsko-BialaSilesia, Poland
    1423.5×
  79. 77VapiGujarat, India
    1423.5×
  80. 80TirupatiAndhra Pradesh, India
    1423.5×
  81. 80BhayandarMaharashtra, India
    1423.5×
  82. 82PatnaBihar, India
    1413.5×
  83. 83ChittorgarhRajasthan, India
    1413.5×
  84. 84RānīganjWest Bengal, India
    1413.4×
  85. 85BelgradeCentral Serbia, Serbia
    1403.4×
  86. 86BelpaharOdisha, India
    1403.4×
  87. 87Mae SaiChiang Rai, Thailand
    1393.4×
  88. 88MandideepMadhya Pradesh, India
    1393.4×
  89. 89HyderabadTelangana, India
    1383.4×
  90. 89GandhinagarGujarat, India
    1383.4×
  91. 91DelhiDelhi, India
    1383.4×
  92. 92KolkataWest Bengal, India
    1373.3×
  93. 92UžiceCentral Serbia, Serbia
    1373.3×
  94. 94AkolaMaharashtra, India
    1363.3×
  95. 95KraljevoCentral Serbia, Serbia
    1363.3×
  96. 96BārānRajasthan, India
    1363.3×
  97. 97BhelaiChhattisgarh, India
    1353.3×
  98. 98JaipurRajasthan, India
    1353.3×
  99. 99SremčicaCentral Serbia, Serbia
    1343.2×
  100. 99Pimpri-ChinchwadMaharashtra, India
    1343.2×
  101. 101SholapurMaharashtra, India
    1333.2×
  102. 102BhilwaraRajasthan, India
    1333.2×
  103. 103SāngliMaharashtra, India
    1313.2×
  104. 104KadapaAndhra Pradesh, India
    1313.2×
  105. 105ValjevoCentral Serbia, Serbia
    1313.2×
  106. 106The HagueSouth Holland, The Netherlands
    1303.2×
  107. 107Amnat CharoenAmnat Charoen, Thailand
    1303.1×
  108. 108Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    1293.1×
  109. 109BaripādaOdisha, India
    1293.1×
  110. 110SerilingampalleTelangana, India
    1283.1×
  111. 111KeonjhargarhOdisha, India
    1283.1×
  112. 111AurangabadMaharashtra, India
    1283.1×
  113. 111YasothonYasothon, Thailand
    1283.1×
  114. 114AnkleshwarGujarat, India
    1283.1×
  115. 115RānipetTamil Nadu, India
    1273.1×
  116. 116YadgirKarnataka, India
    1273.1×
  117. 117BarbilOdisha, India
    1263.1×
  118. 118Sri GanganagarRajasthan, India
    1263.0×
  119. 118FaridabadHaryana, India
    1263.0×
  120. 118JodaOdisha, India
    1263.0×
  121. 121ŻywiecSilesia, Poland
    1263.0×
  122. 121LubańLower Silesia, Poland
    1263.0×
  123. 121PithampurMadhya Pradesh, India
    1263.0×
  124. 124AjmerRajasthan, India
    1253.0×
  125. 125MumbaiMaharashtra, India
    1233.0×
  126. 125ArāriaBihar, India
    1233.0×
  127. 125RotterdamSouth Holland, The Netherlands
    1233.0×
  128. 128ClosepetKarnataka, India
    1222.9×
  129. 128Stodůlkylow-cost sensorsPrague, Czechia
    1222.9×
  130. 128Czechowice-DziedziceSilesia, Poland
    1222.9×
  131. 131RatlāmMadhya Pradesh, India
    1222.9×
  132. 131MangaluruKarnataka, India
    1222.9×
  133. 133InđijaVojvodina, Serbia
    1212.9×
  134. 134LazarevacCentral Serbia, Serbia
    1212.9×
  135. 136NandedMaharashtra, India
    1212.9×
  136. 137PhraePhrae, Thailand
    1212.9×
  137. 138MuzaffarnagarUttar Pradesh, India
    1192.9×
  138. 139KragujevacCentral Serbia, Serbia
    1192.9×
  139. 140CoyhaiqueAysén, Chile
    1192.9×
  140. 141ČačakCentral Serbia, Serbia
    1182.8×
  141. 141NagpurMaharashtra, India
    1182.8×
  142. 143IndoreMadhya Pradesh, India
    1182.8×
  143. 144KrakówLesser Poland, Poland
    1172.8×
  144. 145NashikMaharashtra, India
    1172.8×
  145. 146GūduvāncheriTamil Nadu, India
    1172.8×
  146. 147BuxarBihar, India
    1162.8×
  147. 148SangāreddiTelangana, India
    1162.8×
  148. 149BaddiHimachal Pradesh, India
    1152.7×
  149. 150KalasinKalasin, Thailand
    1152.7×
  150. 151ChāndaMaharashtra, India
    1152.7×
  151. 152NajafgarhDelhi, India
    1142.7×
  152. 152RajākheriMadhya Pradesh, India
    1142.7×
  153. 154KhargharMaharashtra, India
    1122.7×
  154. 155PhayaoPhayao, Thailand
    1122.7×
  155. 156MungerBihar, India
    1112.6×
  156. 156JalgaonMaharashtra, India
    1112.6×
  157. 156ShenyangLiaoning, China
    1112.6×
  158. 159BegusaraiBihar, India
    1112.6×
  159. 159BānswāraRajasthan, India
    1112.6×
  160. 159KrotoszynGreater Poland, Poland
    1112.6×
  161. 162Chiang MaiChiang Mai, Thailand
    1102.6×
  162. 163San Luis de la PazGuanajuato, Mexico
    1092.6×
  163. 164TilburgNorth Brabant, The Netherlands
    1092.6×
  164. 164SocorroTexas, United States
    1092.6×
  165. 166Kamphaeng PhetKamphaeng Phet, Thailand
    1092.6×
  166. 166BredaNorth Brabant, The Netherlands
    1092.6×
  167. 168EnschedeOverijssel, The Netherlands
    1082.6×
  168. 168AlangadKerala, India
    1082.6×
  169. 170NegotinCentral Serbia, Serbia
    1082.6×
  170. 171MiskolcBorsod-Abaúj-Zemplén, Hungary
    1082.5×
  171. 171Chiang RaiChiang Rai, Thailand
    1082.5×
  172. 171VijayawadaAndhra Pradesh, India
    1082.5×
  173. 174Yerevanlow-cost sensorsYerevan, Armenia
    1072.5×
  174. 174BoisarMaharashtra, India
    1072.5×
  175. 174AmravatiMaharashtra, India
    1072.5×
  176. 177BūndiRajasthan, India
    1072.5×
  177. 177VenrayLimburg, The Netherlands
    1072.5×
  178. 179HillegomSouth Holland, The Netherlands
    1062.5×
  179. 180TirumalaAndhra Pradesh, India
    1052.5×
  180. 180BhilaiChhattisgarh, India
    1052.5×
  181. 182MukdahanMukdahan, Thailand
    1052.5×
  182. 183HaldiaWest Bengal, India
    1052.5×
  183. 184HanumāngarhRajasthan, India
    1052.5×
  184. 185BhiwandiMaharashtra, India
    1042.5×
  185. 186Khon KaenKhon Kaen, Thailand
    1042.4×
  186. 186UtrechtUtrecht, The Netherlands
    1042.4×
  187. 188EindhovenNorth Brabant, The Netherlands
    1032.4×
  188. 188Wadgaon KolhatiMaharashtra, India
    1032.4×
  189. 190KolhāpurMaharashtra, India
    1022.4×
  190. 191AmaravatiAndhra Pradesh, India
    1022.4×
  191. 192UttaraditUttaradit, Thailand
    1022.4×
  192. 194MothīhāriBihar, India
    1012.4×
  193. 195ThāneMaharashtra, India
    1002.4×
  194. 196CoimbatoreTamil Nadu, India
    1002.3×
  195. 197SukhothaiSukhothai, Thailand
    992.3×
  196. 198BāghpatUttar Pradesh, India
    992.3×
  197. 198BarneveldGelderland, The Netherlands
    992.3×
  198. 200GummidipundiTamil Nadu, India
    992.3×

Top 200 of 1,989 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, March 4, 2025, smogrank.com/history/2025-03-04 (accessed 2 Oct 2026).

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