SmogRank / History / March 17, 2026

Most polluted cities on March 17, 2026

2,367 cities ranked by their average PM2.5 over the day; the worst was Changchun, China, at 228.0 µg/m³. Each city's own local calendar day.

  1. 1Changchunlow-cost sensorsJilin, China
    228.015.2×
  2. 2Kojomkullow-cost sensorsChuy Region, Kyrgyzstan
    177.011.8×
  3. 3Lebedinovkalow-cost sensorsChuy Region, Kyrgyzstan
    162.010.8×
  4. 4Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    136.09.1×
  5. 5GurugramHaryana, India
    134.08.9×
  6. 6SingrauliMadhya Pradesh, India
    118.07.9×
  7. 7FaridabadHaryana, India
    94.16.3×
  8. 8NoidaUttar Pradesh, India
    89.25.9×
  9. 9DādriUttar Pradesh, India
    86.35.8×
  10. 10Dera MāndiDelhi, India
    84.45.6×
  11. 11NarelaDelhi, India
    83.65.6×
  12. 12DelhiDelhi, India
    80.05.3×
  13. 13GhāziābādUttar Pradesh, India
    79.45.3×
  14. 14NajafgarhDelhi, India
    75.65.0×
  15. 15Victoria de DurangoDurango, Mexico
    73.24.9×
  16. 16MuzaffarnagarUttar Pradesh, India
    72.64.8×
  17. 17HājīpurBihar, India
    71.84.8×
  18. 18DhāruheraHaryana, India
    70.94.7×
  19. 19GwaliorMadhya Pradesh, India
    70.54.7×
  20. 20KanpurUttar Pradesh, India
    69.74.6×
  21. 21BhiwadiRajasthan, India
    66.94.5×
  22. 22SonīpatHaryana, India
    66.84.5×
  23. 23BhelaiChhattisgarh, India
    66.64.4×
  24. 24Kampalalow-cost sensorsCentral Region, Uganda
    64.94.3×
  25. 25JaipurRajasthan, India
    64.84.3×
  26. 26HāpurUttar Pradesh, India
    64.54.3×
  27. 27Lahorelow-cost sensorsPunjab, Pakistan
    63.84.3×
  28. 28Faisalabadlow-cost sensorsPunjab, Pakistan
    62.74.2×
  29. 29ŁaskŁódź Voivodeship, Poland
    62.44.2×
  30. 30BāghpatUttar Pradesh, India
    62.14.1×
  31. 31JalgaonMaharashtra, India
    61.94.1×
  32. 32Aya NagarDelhi, India
    59.84.0×
  33. 33Rahim Yar Khanlow-cost sensorsPunjab, Pakistan
    58.83.9×
  34. 34AhmedabadGujarat, India
    58.73.9×
  35. 35MeerutUttar Pradesh, India
    57.83.9×
  36. 36LucknowUttar Pradesh, India
    57.63.8×
  37. 37Yamuna NagarHaryana, India
    56.43.8×
  38. 38Greater NoidaUttar Pradesh, India
    56.23.7×
  39. 39PatnaBihar, India
    55.83.7×
  40. 40Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    55.23.7×
  41. 41Talgharlow-cost sensorsAlmaty Region, Kazakhstan
    54.03.6×
  42. 42Gujranwalalow-cost sensorsPunjab, Pakistan
    53.93.6×
  43. 43AkolaMaharashtra, India
    53.43.6×
  44. 44TonkRajasthan, India
    52.63.5×
  45. 45SholapurMaharashtra, India
    52.53.5×
  46. 46NagpurMaharashtra, India
    51.33.4×
  47. 47Târgu Mureşlow-cost sensorsMureș County, Romania
    51.13.4×
  48. 48KarnālHaryana, India
    50.83.4×
  49. 49Vientianelow-cost sensorsVientiane Prefecture, Laos
    48.93.3×
  50. 50Uttaraditlow-cost sensorsUttaradit, Thailand
    48.83.3×
  51. 51DhaulpurRajasthan, India
    48.73.2×
  52. 52NagaonAssam, India
    48.43.2×
  53. 53AmbālaHaryana, India
    48.33.2×
  54. 54Dhakalow-cost sensorsDhaka Division, Bangladesh
    48.03.2×
  55. 55Bahawalpurlow-cost sensorsPunjab, Pakistan
    47.83.2×
  56. 56Multanlow-cost sensorsPunjab, Pakistan
    47.13.1×
  57. 57ArāriaBihar, India
    46.83.1×
  58. 58Jammulow-cost sensorsJammu and Kashmir, India
    46.63.1×
  59. 59BhiwāniHaryana, India
    46.33.1×
  60. 60BaddiHimachal Pradesh, India
    45.03.0×
  61. 61ThānesarHaryana, India
    44.93.0×
  62. 62BadlapurMaharashtra, India
    44.83.0×
  63. 63AjmerRajasthan, India
    44.53.0×
  64. 64AnkleshwarGujarat, India
    44.33.0×
  65. 65Hyderabadlow-cost sensorsSindh, Pakistan
    44.12.9×
  66. 66KarauliRajasthan, India
    43.52.9×
  67. 67Hacienda Santa FeJalisco, Mexico
    43.42.9×
  68. 68Wadgaon KolhatiMaharashtra, India
    43.22.9×
  69. 69DejCluj County, Romania
    43.12.9×
  70. 69TetovoTetovo, North Macedonia
    43.12.9×
  71. 71GummidipundiTamil Nadu, India
    43.02.9×
  72. 72PljevljaPljevlja, Montenegro
    41.92.8×
  73. 73ChittorgarhRajasthan, India
    41.62.8×
  74. 74MalegaonMaharashtra, India
    41.42.8×
  75. 75VijayawadaAndhra Pradesh, India
    41.32.8×
  76. 75BegusaraiBihar, India
    41.32.8×
  77. 75AurangabadMaharashtra, India
    41.32.8×
  78. 78South Lake TahoeCalifornia, United States
    41.22.7×
  79. 79KadapaAndhra Pradesh, India
    40.32.7×
  80. 80JīndHaryana, India
    40.12.7×
  81. 81AmravatiMaharashtra, India
    40.02.7×
  82. 82Rawalpindilow-cost sensorsPunjab, Pakistan
    39.72.6×
  83. 82JalandharPunjab, India
    39.72.6×
  84. 84Pimpri-ChinchwadMaharashtra, India
    39.62.6×
  85. 85GayaBihar, India
    39.22.6×
  86. 86BucharestBucharest, Romania
    38.92.6×
  87. 87Popeşti-LeordeniIlfov, Romania
    38.72.6×
  88. 87GevgelijaGevgelija, North Macedonia
    38.72.6×
  89. 87NandedMaharashtra, India
    38.72.6×
  90. 90PrayagrajUttar Pradesh, India
    38.62.6×
  91. 91BharatpurRajasthan, India
    38.32.6×
  92. 92Almatylow-cost sensorsAlmaty, Kazakhstan
    38.22.5×
  93. 93SuceavaSuceava, Romania
    38.02.5×
  94. 93OtwockMazovia, Poland
    38.02.5×
  95. 93KotaRajasthan, India
    38.02.5×
  96. 93TlaquepaqueJalisco, Mexico
    38.02.5×
  97. 97YadgirKarnataka, India
    37.62.5×
  98. 97Bijelo PoljeBijelo Polje, Montenegro
    37.62.5×
  99. 99MahādMaharashtra, India
    37.52.5×
  100. 100LaturMaharashtra, India
    37.32.5×
  101. 101HyderabadTelangana, India
    37.22.5×
  102. 102MangaluruKarnataka, India
    37.12.5×
  103. 103BufteaIlfov, Romania
    37.02.5×
  104. 103Sialkotlow-cost sensorsPunjab, Pakistan
    37.02.5×
  105. 103NashikMaharashtra, India
    37.02.5×
  106. 106ShivamoggaKarnataka, India
    36.92.5×
  107. 107KumanovoKumanovo, North Macedonia
    36.82.5×
  108. 107AhilyanagarMaharashtra, India
    36.82.5×
  109. 109Dubailow-cost sensorsDubai, United Arab Emirates
    36.42.4×
  110. 109CraiovaDolj, Romania
    36.42.4×
  111. 109BhiwandiMaharashtra, India
    36.42.4×
  112. 112Chrang Chamreh Muoylow-cost sensorsPhnom Penh, Cambodia
    36.22.4×
  113. 113AgraUttar Pradesh, India
    36.02.4×
  114. 114SuratGujarat, India
    35.92.4×
  115. 115Chiang Mailow-cost sensorsChiang Mai, Thailand
    35.62.4×
  116. 115PuneMaharashtra, India
    35.62.4×
  117. 117VoluntariIlfov, Romania
    35.52.4×
  118. 118KolhāpurMaharashtra, India
    35.32.4×
  119. 118ChāpraBihar, India
    35.32.4×
  120. 120Otegen Batyralow-cost sensorsAlmaty Region, Kazakhstan
    35.12.3×
  121. 121IaşiIași County, Romania
    34.92.3×
  122. 121RājgīrBihar, India
    34.92.3×
  123. 123GostivarGostivar, North Macedonia
    34.82.3×
  124. 123Tularelow-cost sensorsCalifornia, United States
    34.82.3×
  125. 125Sawai MadhopurRajasthan, India
    34.52.3×
  126. 125JodhpurRajasthan, India
    34.52.3×
  127. 127Delanolow-cost sensorsCalifornia, United States
    34.32.3×
  128. 128Khlong Luanglow-cost sensorsPathum Thani, Thailand
    34.12.3×
  129. 129SkopjeGrad Skopje, North Macedonia
    33.62.2×
  130. 129SiwānBihar, India
    33.62.2×
  131. 131Debrecenlow-cost sensorsHajdú-Bihar, Hungary
    33.52.2×
  132. 132Karachilow-cost sensorsSindh, Pakistan
    33.22.2×
  133. 133SirsaHaryana, India
    33.12.2×
  134. 133DausaRajasthan, India
    33.12.2×
  135. 135KalyānMaharashtra, India
    32.92.2×
  136. 136DhuleMaharashtra, India
    32.82.2×
  137. 136BhilwaraRajasthan, India
    32.82.2×
  138. 138BiałystokPodlasie, Poland
    32.72.2×
  139. 138CoimbatoreTamil Nadu, India
    32.72.2×
  140. 138Kathmandulow-cost sensorsBagmati Province, Nepal
    32.72.2×
  141. 138Sukutalow-cost sensorsWestern, Gambia
    32.72.2×
  142. 138BarbilOdisha, India
    32.72.2×
  143. 143DūngarpurRajasthan, India
    32.62.2×
  144. 144ThāneMaharashtra, India
    32.32.2×
  145. 144ErlunTaiwan, Taiwan
    32.32.2×
  146. 146BūndiRajasthan, India
    32.12.1×
  147. 147AnantapurAndhra Pradesh, India
    32.02.1×
  148. 147ŻywiecSilesia, Poland
    32.02.1×
  149. 149Islamabadlow-cost sensorsIslamabad, Pakistan
    31.52.1×
  150. 150BitolaBitola, North Macedonia
    31.42.1×
  151. 150MorādābādUttar Pradesh, India
    31.42.1×
  152. 150GandhinagarGujarat, India
    31.42.1×
  153. 153JabalpurMadhya Pradesh, India
    31.32.1×
  154. 154BārānRajasthan, India
    31.12.1×
  155. 154QuthbullapurTelangana, India
    31.12.1×
  156. 156Burundaylow-cost sensorsAlmaty Region, Kazakhstan
    31.02.1×
  157. 157CalexicoCalifornia, United States
    30.92.1×
  158. 158Brikamalow-cost sensorsWestern, Gambia
    30.82.1×
  159. 159ChandigarhChandigarh, India
    30.72.0×
  160. 159SarajevoFederation of B&H, Bosnia and Herzegovina
    30.72.0×
  161. 161RuseRuse, Bulgaria
    30.52.0×
  162. 162Silao de la VictoriaGuanajuato, Mexico
    30.42.0×
  163. 163PiteştiArges, Romania
    30.22.0×
  164. 163DębicaSubcarpathia, Poland
    30.22.0×
  165. 163SaharsaBihar, India
    30.22.0×
  166. 166XonacatlánMéxico, Mexico
    30.12.0×
  167. 167AugustówPodlasie, Poland
    29.92.0×
  168. 167PratāpgarhRajasthan, India
    29.92.0×
  169. 167BengaluruKarnataka, India
    29.92.0×
  170. 170PatiālaPunjab, India
    29.82.0×
  171. 171Târgu JiuGorj County, Romania
    29.62.0×
  172. 172CalafatDolj, Romania
    29.52.0×
  173. 172Quettalow-cost sensorsBalochistan, Pakistan
    29.52.0×
  174. 172TainanTaiwan, Taiwan
    29.52.0×
  175. 175KeonjhargarhOdisha, India
    29.42.0×
  176. 176BelgradeCentral Serbia, Serbia
    29.11.9×
  177. 176SīkarRajasthan, India
    29.11.9×
  178. 178KaithalHaryana, India
    29.01.9×
  179. 179Sai Mailow-cost sensorsBangkok, Thailand
    28.91.9×
  180. 180JhālāwārRajasthan, India
    28.71.9×
  181. 181Vereeniginglow-cost sensorsGauteng, South Africa
    28.61.9×
  182. 182Ban Khlong Prawetlow-cost sensorsBangkok, Thailand
    28.51.9×
  183. 183Phuntsholinglow-cost sensorsChukha, Bhutan
    28.41.9×
  184. 184BhopalMadhya Pradesh, India
    28.31.9×
  185. 185VolosThessaly, Greece
    28.01.9×
  186. 186MielecSubcarpathia, Poland
    27.91.9×
  187. 186PrilepPrilep, North Macedonia
    27.91.9×
  188. 186ClosepetKarnataka, India
    27.91.9×
  189. 186WłocławekKujawsko-Pomorskie, Poland
    27.91.9×
  190. 190StrumicaStrumica, North Macedonia
    27.81.9×
  191. 191BānswāraRajasthan, India
    27.71.8×
  192. 191YuanlinTaiwan, Taiwan
    27.71.8×
  193. 193ZamośćLublin, Poland
    27.41.8×
  194. 193Chiayi CityTaiwan, Taiwan
    27.41.8×
  195. 195Bang Pakonglow-cost sensorsChachoengsao, Thailand
    27.11.8×
  196. 195GuadalajaraJalisco, Mexico
    27.11.8×
  197. 197MohaliPunjab, India
    26.91.8×
  198. 198NandriRajasthan, India
    26.81.8×
  199. 199KielceŚwiętokrzyskie, Poland
    26.71.8×
  200. 199NeiliTaiwan, Taiwan
    26.71.8×

Top 200 of 2,367 shown.

Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+