SmogRank / History / March 7, 2024

Most polluted cities on March 7, 2024

2,200 cities ranked by their average PM2.5 over the day; the worst was Lampang, Thailand, at 178.0 µg/m³. Each city's own local calendar day.

Bad-air episodes during March 7, 2024. All episodes.

← Lampang 178.0 µg/m³ 150 µg/m³15 WHO 24-hour guideline
Every city ranked for March 7, 2024, 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. 1LampangLampang, Thailand
    25311.9×
  2. 2N'DjamenaN’Djaména, Chad
    2068.7×
  3. 3LoeiLoei, Thailand
    2058.7×
  4. 4SukhothaiSukhothai, Thailand
    2038.5×
  5. 5PhraePhrae, Thailand
    2008.3×
  6. 6Dhakalow-cost sensorsDhaka Division, Bangladesh
    1957.9×
  7. 7Lahorelow-cost sensorsPunjab, Pakistan
    1937.7×
  8. 8Mae SaiChiang Rai, Thailand
    1927.6×
  9. 9LamphunLamphun, Thailand
    1897.3×
  10. 10KolkataWest Bengal, India
    1806.5×
  11. 11Chiang MaiChiang Mai, Thailand
    1796.4×
  12. 12Mae SotTak, Thailand
    1725.7×
  13. 13NanNan, Thailand
    1715.6×
  14. 14UttaraditUttaradit, Thailand
    1715.6×
  15. 15Peshawarlow-cost sensorsKhyber Pakhtunkhwa, Pakistan
    1705.5×
  16. 16Udon ThaniUdon Thani, Thailand
    1705.5×
  17. 17DelhiDelhi, India
    1685.3×
  18. 18MukdahanMukdahan, Thailand
    1655.0×
  19. 19Sakon NakhonSakon Nakhon, Thailand
    1624.8×
  20. 20HanoiHanoi, Vietnam
    1614.7×
  21. 21Ulan BatorUlaanbaatar, Mongolia
    1614.7×
  22. 22Nong Bua LamphuNong Bua Lamphu, Thailand
    1594.5×
  23. 23KalasinKalasin, Thailand
    1584.4×
  24. 24GrajewoPodlasie, Poland
    1554.1×
  25. 25YasothonYasothon, Thailand
    1554.1×
  26. 26Khon KaenKhon Kaen, Thailand
    1544.0×
  27. 27HyderabadTelangana, India
    1513.7×
  28. 28PhichitPhichit, Thailand
    1513.7×
  29. 29Karachilow-cost sensorsSindh, Pakistan
    1483.6×
  30. 30Kathmandulow-cost sensorsBagmati Province, Nepal
    1473.6×
  31. 31BeijingBeijing, China
    1443.5×
  32. 32ChaiyaphumChaiyaphum, Thailand
    1433.5×
  33. 33DushanbeDushanbe, Tajikistan
    1433.5×
  34. 34SiedlceMazovia, Poland
    1403.4×
  35. 35ColomboWestern Province, Sri Lanka
    1383.4×
  36. 36OtwockMazovia, Poland
    1353.3×
  37. 37Chiang RaiChiang Rai, Thailand
    1353.3×
  38. 37Ubon RatchathaniUbon Ratchathani, Thailand
    1353.3×
  39. 39Amnat CharoenAmnat Charoen, Thailand
    1353.3×
  40. 40Chai NatChai Nat, Thailand
    1343.3×
  41. 41Nakhon RatchasimaNakhon Ratchasima, Thailand
    1343.3×
  42. 42MumbaiMaharashtra, India
    1323.2×
  43. 43ShenyangLiaoning, China
    1293.1×
  44. 44ZamośćLublin, Poland
    1273.1×
  45. 45YangonYangon, Myanmar
    1263.1×
  46. 46Skarżysko-KamiennaŚwiętokrzyskie, Poland
    1222.9×
  47. 47Guatemala CityGuatemala, Guatemala
    1182.8×
  48. 48SalorTashkent Region, Uzbekistan
    1172.8×
  49. 49Sing BuriSing Buri, Thailand
    1152.7×
  50. 50WłocławekKujawsko-Pomorskie, Poland
    1142.7×
  51. 51SurinSurin, Thailand
    1142.7×
  52. 52LęborkPomerania, Poland
    1132.7×
  53. 53Si Sa KetSi Sa Ket, Thailand
    1122.7×
  54. 54BaghdadBaghdad, Iraq
    1122.7×
  55. 55Lop BuriLopburi, Thailand
    1112.6×
  56. 55IzegemFlanders, Belgium
    1112.6×
  57. 57RatchaburiRatchaburi, Thailand
    1102.6×
  58. 58RoeselareFlanders, Belgium
    1092.6×
  59. 59KigaliKigali, Rwanda
    1082.6×
  60. 60ŻyrardówMazovia, Poland
    1082.5×
  61. 61Şabāḩ as SālimMubārak al Kabīr, Kuwait
    1052.5×
  62. 62ZgierzŁódź Voivodeship, Poland
    1042.5×
  63. 63RabinalBaja Verapaz, Guatemala
    1042.4×
  64. 64Suphan BuriSuphan Buri, Thailand
    1032.4×
  65. 65DunkirkHauts-de-France, France
    1022.4×
  66. 66Buri RamBuriram, Thailand
    1022.4×
  67. 67RadomMazovia, Poland
    992.3×
  68. 68KościerzynaPomerania, Poland
    992.3×
  69. 69PhuketPhuket, Thailand
    992.3×
  70. 70AlgiersAlgiers, Algeria
    992.3×
  71. 70SalamancaGuanajuato, Mexico
    992.3×
  72. 72EvergemFlanders, Belgium
    982.3×
  73. 73RacibórzSilesia, Poland
    982.3×
  74. 74KościanGreater Poland, Poland
    982.3×
  75. 75LegionowoMazovia, Poland
    982.3×
  76. 76ChennaiTamil Nadu, India
    972.2×
  77. 76BéthuneHauts-de-France, France
    972.2×
  78. 78MenenFlanders, Belgium
    962.2×
  79. 78PoznańGreater Poland, Poland
    962.2×
  80. 78ŁaskŁódź Voivodeship, Poland
    962.2×
  81. 81RoubaixHauts-de-France, France
    952.2×
  82. 81Puerto MonttLos Lagos Region, Chile
    952.2×
  83. 83LochristiFlanders, Belgium
    952.2×
  84. 84KoksijdeFlanders, Belgium
    952.2×
  85. 85PruszkówMazovia, Poland
    952.2×
  86. 85ChaozhouTaiwan, Taiwan
    952.2×
  87. 87KortrijkFlanders, Belgium
    942.2×
  88. 87AntwerpFlanders, Belgium
    942.2×
  89. 89GrimbergenFlanders, Belgium
    942.1×
  90. 89AarschotFlanders, Belgium
    942.1×
  91. 89CelayaGuanajuato, Mexico
    942.1×
  92. 92LazarevacCentral Serbia, Serbia
    942.1×
  93. 93StabroekFlanders, Belgium
    932.1×
  94. 94ZwijndrechtFlanders, Belgium
    932.1×
  95. 95MechelenFlanders, Belgium
    932.1×
  96. 96BeverenFlanders, Belgium
    932.1×
  97. 97ValenciennesHauts-de-France, France
    932.1×
  98. 98DziałdowoWarmia-Masuria, Poland
    932.1×
  99. 98CholulaPuebla, Mexico
    932.1×
  100. 100FengshanTakao, Taiwan
    922.1×
  101. 101SatunSatun, Thailand
    922.1×
  102. 102TilburgNorth Brabant, The Netherlands
    912.0×
  103. 103StarachowiceŚwiętokrzyskie, Poland
    912.0×
  104. 103SzczecinWest Pomerania, Poland
    912.0×
  105. 103KatowiceSilesia, Poland
    912.0×
  106. 106KapellenFlanders, Belgium
    912.0×
  107. 106GentFlanders, Belgium
    912.0×
  108. 106Jelenia GóraLower Silesia, Poland
    912.0×
  109. 109Bang NaBangkok, Thailand
    912.0×
  110. 109MolFlanders, Belgium
    912.0×
  111. 109MaldegemFlanders, Belgium
    912.0×
  112. 112Bishkeklow-cost sensorsBishkek, Kyrgyzstan
    902.0×
  113. 113KaohsiungTakao, Taiwan
    902.0×
  114. 113KrefeldNorth Rhine-Westphalia, Germany
    902.0×
  115. 113KaliszGreater Poland, Poland
    902.0×
  116. 116ŁukówLublin, Poland
    892.0×
  117. 117Khlong LuangPathum Thani, Thailand
    892.0×
  118. 118WillebroekFlanders, Belgium
    892.0×
  119. 118TeltowBrandenburg, Germany
    892.0×
  120. 118Jastrzębie ZdrójSilesia, Poland
    892.0×
  121. 118BaytownTexas, United States
    892.0×
  122. 122Bielsko-BialaSilesia, Poland
    892.0×
  123. 123PrzemyślSubcarpathia, Poland
    881.9×
  124. 123KłodzkoLower Silesia, Poland
    881.9×
  125. 125ŻaryLubusz, Poland
    881.9×
  126. 125RadomskoŁódź Voivodeship, Poland
    881.9×
  127. 127MielecSubcarpathia, Poland
    881.9×
  128. 127IJsselsteinUtrecht, The Netherlands
    881.9×
  129. 127TübingenBaden-Wurttemberg, Germany
    881.9×
  130. 130SaraburiSaraburi, Thailand
    881.9×
  131. 130Nong KhaemBangkok, Thailand
    881.9×
  132. 130Nakhon NayokNakhon Nayok, Thailand
    881.9×
  133. 133BerlinState of Berlin, Germany
    881.9×
  134. 134HasseltFlanders, Belgium
    871.9×
  135. 134PłockMazovia, Poland
    871.9×
  136. 136HouthalenFlanders, Belgium
    871.9×
  137. 136KrakówLesser Poland, Poland
    871.9×
  138. 138DenainHauts-de-France, France
    871.9×
  139. 138OpavaMoravian-Silesian Region, Czechia
    871.9×
  140. 138HamarInnlandet, Norway
    871.9×
  141. 141Abujalow-cost sensorsFCT, Nigeria
    871.9×
  142. 142PhetchaburiPhetchaburi, Thailand
    871.9×
  143. 143ZaventemFlanders, Belgium
    861.9×
  144. 143HerrenbergBaden-Wurttemberg, Germany
    861.9×
  145. 145PátraWest Greece, Greece
    861.9×
  146. 145TournaiWallonia, Belgium
    861.9×
  147. 145OpoleOpole Voivodeship, Poland
    861.9×
  148. 148JinchengFukien, Taiwan
    861.9×
  149. 148DouaiHauts-de-France, France
    861.9×
  150. 148Gorzów WielkopolskiLubusz, Poland
    861.9×
  151. 148BytówPomerania, Poland
    861.9×
  152. 152KehlBaden-Wurttemberg, Germany
    861.8×
  153. 153ReutlingenBaden-Wurttemberg, Germany
    851.8×
  154. 153Kędzierzyn-KoźleOpole Voivodeship, Poland
    851.8×
  155. 155LondonEngland, United Kingdom
    851.8×
  156. 155StuttgartBaden-Wurttemberg, Germany
    851.8×
  157. 155KutnoŁódź Voivodeship, Poland
    851.8×
  158. 158EindhovenNorth Brabant, The Netherlands
    851.8×
  159. 159Sai MaiBangkok, Thailand
    851.8×
  160. 160MaarssenUtrecht, The Netherlands
    851.8×
  161. 161DattelnNorth Rhine-Westphalia, Germany
    841.8×
  162. 161FilderstadtBaden-Wurttemberg, Germany
    841.8×
  163. 161NacimientoBiobio, Chile
    841.8×
  164. 161WittenbergSaxony-Anhalt, Germany
    841.8×
  165. 165BrusselsBrussels Capital, Belgium
    841.8×
  166. 165UlmBaden-Wurttemberg, Germany
    841.8×
  167. 165CieszynSilesia, Poland
    841.8×
  168. 165Blankenfelde-MahlowBrandenburg, Germany
    841.8×
  169. 169CanterburyEngland, United Kingdom
    841.8×
  170. 169SarajevoFederation of B&H, Bosnia and Herzegovina
    841.8×
  171. 171Kampalalow-cost sensorsCentral Region, Uganda
    841.8×
  172. 171LeedsEngland, United Kingdom
    841.8×
  173. 171StrasbourgGrand Est, France
    841.8×
  174. 174CairoCairo, Egypt
    841.8×
  175. 174Nakhon PathomNakhon Pathom, Thailand
    841.8×
  176. 174PforzheimBaden-Wurttemberg, Germany
    841.8×
  177. 177BexleyEngland, United Kingdom
    831.8×
  178. 177Canvey IslandEngland, United Kingdom
    831.8×
  179. 179BangkokBangkok, Thailand
    831.8×
  180. 180BydgoszczKujawsko-Pomorskie, Poland
    831.8×
  181. 181NijmegenGelderland, The Netherlands
    831.7×
  182. 181FalkenseeBrandenburg, Germany
    831.7×
  183. 183Bang KapiBangkok, Thailand
    831.7×
  184. 184PhatthalungPhatthalung, Thailand
    821.7×
  185. 184BredaNorth Brabant, The Netherlands
    821.7×
  186. 184Brandenburg an der HavelBrandenburg, Germany
    821.7×
  187. 184Boulogne-sur-MerHauts-de-France, France
    821.7×
  188. 188LiverpoolEngland, United Kingdom
    821.7×
  189. 188DuisburgNorth Rhine-Westphalia, Germany
    821.7×
  190. 188OstravaMoravian-Silesian Region, Czechia
    821.7×
  191. 188Santa Anita - Los FicusLima region, Peru
    821.7×
  192. 192AthensAttica, Greece
    821.7×
  193. 192Tuen MunTuen Mun, Hong Kong
    821.7×
  194. 192Königs WusterhausenBrandenburg, Germany
    821.7×
  195. 192AalenBaden-Wurttemberg, Germany
    821.7×
  196. 192WrocławLower Silesia, Poland
    821.7×
  197. 192Silao de la VictoriaGuanajuato, Mexico
    821.7×
  198. 198Wan ChaiWan Chai, Hong Kong
    821.7×
  199. 198VenrayLimburg, The Netherlands
    821.7×
  200. 198OberhausenNorth Rhine-Westphalia, Germany
    821.7×

Top 200 of 2,200 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 7, 2024, smogrank.com/history/2024-03-07 (accessed 3 Oct 2026).

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