SmogRank / History / March 9, 2025

Most polluted cities on March 9, 2025

2,525 cities ranked by their average PM2.5 over the day; the worst was Loni, India, at 195.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during March 9, 2025. All episodes.

← Loni 195.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for March 9, 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. 1LoniUttar Pradesh, India
    27013.0×
  2. 2HājīpurBihar, India
    2149.3×
  3. 3Dhakalow-cost sensorsDhaka Division, Bangladesh
    2119.1×
  4. 4BawānaDelhi, India
    2058.7×
  5. 5GhāziābādUttar Pradesh, India
    1937.7×
  6. 6BegusaraiBihar, India
    1937.7×
  7. 7NegotinCentral Serbia, Serbia
    1917.5×
  8. 8NarelaDelhi, India
    1917.5×
  9. 9Dera MāndiDelhi, India
    1907.4×
  10. 10TirupparangunramTamil Nadu, India
    1897.3×
  11. 11PurniaBihar, India
    1867.1×
  12. 12Kampalalow-cost sensorsCentral Region, Uganda
    1846.9×
  13. 13Kathmandulow-cost sensorsBagmati Province, Nepal
    1826.6×
  14. 14DelhiDelhi, India
    1816.6×
  15. 15TumkūrKarnataka, India
    1806.4×
  16. 15Charkhi DādriHaryana, India
    1806.4×
  17. 17PatnaBihar, India
    1786.3×
  18. 18JalgaonMaharashtra, India
    1776.2×
  19. 19GuwahatiAssam, India
    1776.1×
  20. 20SasarāmBihar, India
    1755.9×
  21. 21BhiwadiRajasthan, India
    1745.9×
  22. 22RourkelaOdisha, India
    1735.8×
  23. 23KanpurUttar Pradesh, India
    1735.8×
  24. 24GurugramHaryana, India
    1725.7×
  25. 25KaunasKaunas, Lithuania
    1725.7×
  26. 25ZaječarCentral Serbia, Serbia
    1725.7×
  27. 27MuzaffarpurBihar, India
    1715.6×
  28. 28Pimpri-ChinchwadMaharashtra, India
    1705.6×
  29. 29MuzaffarnagarUttar Pradesh, India
    1705.5×
  30. 30AhmedabadGujarat, India
    1705.5×
  31. 31ĀsansolWest Bengal, India
    1685.3×
  32. 32VranjeCentral Serbia, Serbia
    1685.3×
  33. 33ŠabacCentral Serbia, Serbia
    1675.3×
  34. 34LaturMaharashtra, India
    1675.2×
  35. 35NajafgarhDelhi, India
    1675.2×
  36. 36HanoiHanoi, Vietnam
    1665.2×
  37. 37Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    1665.1×
  38. 38KlaipėdaKlaipėda County, Lithuania
    1665.1×
  39. 39ThāneMaharashtra, India
    1655.0×
  40. 40SingrauliMadhya Pradesh, India
    1645.0×
  41. 41RānīganjWest Bengal, India
    1644.9×
  42. 42LucknowUttar Pradesh, India
    1644.9×
  43. 43DurgapurWest Bengal, India
    1634.9×
  44. 44LudhianaPunjab, India
    1634.8×
  45. 45PanvelMaharashtra, India
    1634.8×
  46. 46VirudunagarTamil Nadu, India
    1624.8×
  47. 47DādriUttar Pradesh, India
    1624.8×
  48. 48NandedMaharashtra, India
    1624.8×
  49. 49LublinLublin, Poland
    1624.7×
  50. 50Stodůlkylow-cost sensorsPrague, Czechia
    1624.7×
  51. 51LeskovacCentral Serbia, Serbia
    1614.7×
  52. 52MothīhāriBihar, India
    1614.7×
  53. 53PuneMaharashtra, India
    1614.7×
  54. 54MandideepMadhya Pradesh, India
    1614.7×
  55. 55NalbāriAssam, India
    1614.6×
  56. 56Novi PazarCentral Serbia, Serbia
    1614.6×
  57. 57BarbilOdisha, India
    1604.6×
  58. 58KhannaPunjab, India
    1604.6×
  59. 59ShenyangLiaoning, China
    1604.6×
  60. 60AnkleshwarGujarat, India
    1604.6×
  61. 61BihaćFederation of B&H, Bosnia and Herzegovina
    1604.5×
  62. 62MungerBihar, India
    1604.5×
  63. 63Banja LukaSrpska, Bosnia and Herzegovina
    1604.5×
  64. 64GandhinagarGujarat, India
    1594.5×
  65. 65Tomaszów LubelskiLublin, Poland
    1594.4×
  66. 66ClosepetKarnataka, India
    1594.4×
  67. 66GdańskPomerania, Poland
    1594.4×
  68. 68RadomMazovia, Poland
    1594.4×
  69. 69NyíregyházaSzabolcs-Szatmár-Bereg, Hungary
    1584.4×
  70. 70KalyānMaharashtra, India
    1584.4×
  71. 71PoznańGreater Poland, Poland
    1584.4×
  72. 72PatiālaPunjab, India
    1584.4×
  73. 73NoidaUttar Pradesh, India
    1584.3×
  74. 74BoisarMaharashtra, India
    1584.3×
  75. 75ChāndaMaharashtra, India
    1584.3×
  76. 76N'DjamenaN’Djaména, Chad
    1574.3×
  77. 77NiskoSubcarpathia, Poland
    1574.3×
  78. 78JodaOdisha, India
    1574.3×
  79. 79BhelaiChhattisgarh, India
    1574.3×
  80. 80BelpaharOdisha, India
    1574.3×
  81. 81KrotoszynGreater Poland, Poland
    1574.2×
  82. 81SerilingampalleTelangana, India
    1574.2×
  83. 83AkolaMaharashtra, India
    1564.2×
  84. 83Zagreblow-cost sensorsZagreb, Croatia
    1564.2×
  85. 85KłodzkoLower Silesia, Poland
    1564.2×
  86. 86Chik BallāpurKarnataka, India
    1564.2×
  87. 87BuxarBihar, India
    1564.1×
  88. 88PāliRajasthan, India
    1554.1×
  89. 88UžiceCentral Serbia, Serbia
    1554.1×
  90. 90KhargharMaharashtra, India
    1554.1×
  91. 91BaripādaOdisha, India
    1554.1×
  92. 92SalemTamil Nadu, India
    1554.1×
  93. 92KohimaNagaland, India
    1554.1×
  94. 94UdaipurRajasthan, India
    1554.1×
  95. 95JarosławSubcarpathia, Poland
    1554.1×
  96. 95HanumāngarhRajasthan, India
    1554.1×
  97. 97Wadgaon KolhatiMaharashtra, India
    1544.0×
  98. 98AngulOdisha, India
    1544.0×
  99. 99BhiwandiMaharashtra, India
    1544.0×
  100. 100Skarżysko-KamiennaŚwiętokrzyskie, Poland
    1544.0×
  101. 101BulandshahrUttar Pradesh, India
    1544.0×
  102. 102DejCluj County, Romania
    1544.0×
  103. 103LubańLower Silesia, Poland
    1544.0×
  104. 104AjmerRajasthan, India
    1533.9×
  105. 105Sri GanganagarRajasthan, India
    1533.9×
  106. 106GorakhpurUttar Pradesh, India
    1533.9×
  107. 107KaliszGreater Poland, Poland
    1533.9×
  108. 108OtwockMazovia, Poland
    1533.9×
  109. 109SiedlceMazovia, Poland
    1523.8×
  110. 110BernburgSaxony-Anhalt, Germany
    1523.8×
  111. 111KikindaVojvodina, Serbia
    1523.8×
  112. 112KrakówLesser Poland, Poland
    1523.8×
  113. 113WeißenfelsSaxony-Anhalt, Germany
    1523.8×
  114. 114TiruppurTamil Nadu, India
    1513.7×
  115. 114ŁaskŁódź Voivodeship, Poland
    1513.7×
  116. 116VelloreTamil Nadu, India
    1513.7×
  117. 117SāngliMaharashtra, India
    1513.7×
  118. 117CuttackOdisha, India
    1513.7×
  119. 119ProkupljeCentral Serbia, Serbia
    1513.7×
  120. 120PraguePrague, Czechia
    1513.7×
  121. 121ShrīrāmpurWest Bengal, India
    1513.7×
  122. 121BengaluruKarnataka, India
    1513.7×
  123. 123ShillongMeghalaya, India
    1503.7×
  124. 124LoznicaCentral Serbia, Serbia
    1503.7×
  125. 124KoprivnicaKoprivnica-Križevci, Croatia
    1503.7×
  126. 126ZamośćLublin, Poland
    1493.7×
  127. 127RoparPunjab, India
    1483.6×
  128. 128NashikMaharashtra, India
    1473.6×
  129. 129PatancheruTelangana, India
    1473.6×
  130. 129MerseburgSaxony-Anhalt, Germany
    1473.6×
  131. 131RzeszówSubcarpathia, Poland
    1473.6×
  132. 132VilniusVilnius, Lithuania
    1463.6×
  133. 133ByasanagarOdisha, India
    1463.6×
  134. 134DessauSaxony-Anhalt, Germany
    1433.5×
  135. 135LegionowoMazovia, Poland
    1433.5×
  136. 135KraljevoCentral Serbia, Serbia
    1433.5×
  137. 137DębicaSubcarpathia, Poland
    1433.5×
  138. 138ChandigarhChandigarh, India
    1423.5×
  139. 139GayaBihar, India
    1423.5×
  140. 140KatiharBihar, India
    1413.5×
  141. 140BaddiHimachal Pradesh, India
    1413.5×
  142. 142TirumalaAndhra Pradesh, India
    1413.5×
  143. 142Gorzów WielkopolskiLubusz, Poland
    1413.5×
  144. 144KatowiceSilesia, Poland
    1413.4×
  145. 144WittenbergSaxony-Anhalt, Germany
    1413.4×
  146. 146KotaRajasthan, India
    1413.4×
  147. 146WłocławekKujawsko-Pomorskie, Poland
    1413.4×
  148. 148BhāgalpurBihar, India
    1403.4×
  149. 148GdyniaPomerania, Poland
    1403.4×
  150. 150KruševacCentral Serbia, Serbia
    1403.4×
  151. 150SholapurMaharashtra, India
    1403.4×
  152. 152LiepājaLiepaja, Latvia
    1393.4×
  153. 153HāpurUttar Pradesh, India
    1393.4×
  154. 154ŻyrardówMazovia, Poland
    1393.4×
  155. 155ArāriaBihar, India
    1383.4×
  156. 156SiliguriWest Bengal, India
    1383.4×
  157. 157OpoleOpole Voivodeship, Poland
    1383.4×
  158. 158Cluj-NapocaCluj County, Romania
    1373.3×
  159. 158Islamabadlow-cost sensorsIslamabad, Pakistan
    1373.3×
  160. 160SeonghwanChungcheongnam-do, South Korea
    1363.3×
  161. 161VirārMaharashtra, India
    1353.3×
  162. 162Czechowice-DziedziceSilesia, Poland
    1343.3×
  163. 163ŁódźŁódź Voivodeship, Poland
    1343.2×
  164. 164KazincbarcikaBorsod-Abaúj-Zemplén, Hungary
    1333.2×
  165. 164FaridabadHaryana, India
    1333.2×
  166. 166JodhpurRajasthan, India
    1333.2×
  167. 167MeerutUttar Pradesh, India
    1323.2×
  168. 168SangāreddiTelangana, India
    1323.2×
  169. 169MielecSubcarpathia, Poland
    1323.2×
  170. 170PirotCentral Serbia, Serbia
    1323.2×
  171. 170NagaonAssam, India
    1323.2×
  172. 170BydgoszczKujawsko-Pomorskie, Poland
    1323.2×
  173. 173AltenburgThuringia, Germany
    1313.2×
  174. 174CiechanówMazovia, Poland
    1313.2×
  175. 174GummidipundiTamil Nadu, India
    1313.2×
  176. 176DěčínÚstí nad Labem Region, Czechia
    1303.2×
  177. 177NagpurMaharashtra, India
    1303.2×
  178. 177Birminghamlow-cost sensorsEngland, United Kingdom
    1303.2×
  179. 177HalberstadtSaxony-Anhalt, Germany
    1303.2×
  180. 177RadomskoŁódź Voivodeship, Poland
    1303.2×
  181. 181AmīnpurTelangana, India
    1303.1×
  182. 182PyeongtaekGyeonggi-do, South Korea
    1293.1×
  183. 183BiałystokPodlasie, Poland
    1293.1×
  184. 183CuddaloreTamil Nadu, India
    1293.1×
  185. 185LučenecBanská Bystrica Region, Slovakia
    1283.1×
  186. 186Konstancin-JeziornaMazovia, Poland
    1283.1×
  187. 187SuboticaVojvodina, Serbia
    1283.1×
  188. 188Dera Colliery TownshipOdisha, India
    1273.1×
  189. 189BexleyEngland, United Kingdom
    1273.1×
  190. 190KeonjhargarhOdisha, India
    1273.1×
  191. 191Yerevanlow-cost sensorsYerevan, Armenia
    1263.1×
  192. 191BhubaneswarOdisha, India
    1263.1×
  193. 191Bucheon-siGyeonggi-do, South Korea
    1263.1×
  194. 194YesanChungcheongnam-do, South Korea
    1263.0×
  195. 195BhilaiChhattisgarh, India
    1263.0×
  196. 196ŻywiecSilesia, Poland
    1263.0×
  197. 197EłkWarmia-Masuria, Poland
    1253.0×
  198. 197AurangabadMaharashtra, India
    1253.0×
  199. 199MiskolcBorsod-Abaúj-Zemplén, Hungary
    1243.0×
  200. 199HongseongChungcheongnam-do, South Korea
    1243.0×

Top 200 of 2,525 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 9, 2025, smogrank.com/history/2025-03-09 (accessed 2 Oct 2026).

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