SmogRank / Countries / Spain / 2025

Most polluted cities in Spain, 2025

84 cities in Spain ranked by their average PM2.5 over the 365 days; 79 above the WHO annual guideline (5.0 µg/m³). Worst: Ourense at 18.6 µg/m³, #173 of 2,131 cities in the world. Cleanest: Alicante at 3.0. A city needs measurements on 70% of the days to be ranked.

  1. 1OurenseGalicia
    18.63.7×
  2. 2ManlleuCatalonia
    16.33.3×
  3. 3LogroñoLa Rioja
    16.03.2×
  4. 4Mollet del VallèsCatalonia
    14.22.8×
  5. 5MurciaMurcia
    13.92.8×
  6. 6Molina de SeguraMurcia
    12.72.5×
  7. 7LleidaCatalonia
    12.62.5×
  8. 8GijónAsturias
    12.52.5×
  9. 9ValenciaValencia
    11.62.3×
  10. 10Santa LucíaCanary Islands
    11.52.3×
  11. 10AlcantarillaMurcia
    11.52.3×
  12. 10PonferradaCastille and León
    11.52.3×
  13. 13LorcaMurcia
    10.82.2×
  14. 14MaspalomasCanary Islands
    10.62.1×
  15. 14Barrio de PeralMurcia
    10.62.1×
  16. 16AgüimesCanary Islands
    10.52.1×
  17. 17ValdemoroMadrid
    10.22.0×
  18. 17BarcelonaCatalonia
    10.22.0×
  19. 19PalenciaCastille and León
    10.12.0×
  20. 20OviedoAsturias
    10.02.0×
  21. 21CartagenaMurcia
    9.92.0×
  22. 21SamaAsturias
    9.92.0×
  23. 23CosladaMadrid
    9.82.0×
  24. 24JumillaMurcia
    9.61.9×
  25. 25OriaBasque Country
    9.51.9×
  26. 26CandelariaCanary Islands
    9.41.9×
  27. 26GironaCatalonia
    9.41.9×
  28. 28Collado-VillalbaMadrid
    9.31.9×
  29. 29AmorebietaBasque Country
    9.21.8×
  30. 30San RoqueAndalusia
    9.11.8×
  31. 30TarragonaCatalonia
    9.11.8×
  32. 32Torrejón de ArdozMadrid
    9.01.8×
  33. 32Alcalá de HenaresMadrid
    9.01.8×
  34. 34MadridMadrid
    8.91.8×
  35. 35Gasteiz / VitoriaBasque Country
    8.81.8×
  36. 35VigoGalicia
    8.81.8×
  37. 35BurgosCastille and León
    8.81.8×
  38. 38IngenioCanary Islands
    8.71.7×
  39. 38LeónCastille and León
    8.71.7×
  40. 38DurangoBasque Country
    8.71.7×
  41. 41AvilésAsturias
    8.61.7×
  42. 42La Línea de la ConcepciónAndalusia
    8.51.7×
  43. 43BilbaoBasque Country
    8.21.6×
  44. 44SaguntoValencia
    8.11.6×
  45. 44ZaragozaAragon
    8.11.6×
  46. 46ArucasCanary Islands
    8.01.6×
  47. 46LugoGalicia
    8.01.6×
  48. 46Laudio / LlodioBasque Country
    8.01.6×
  49. 49TorreviejaValencia
    7.91.6×
  50. 50A CoruñaGalicia
    7.71.5×
  51. 51ArrecifeCanary Islands
    7.61.5×
  52. 51HernaniBasque Country
    7.61.5×
  53. 53GetxoBasque Country
    7.51.5×
  54. 54San IsidroCanary Islands
    7.41.5×
  55. 54TudelaNavarre
    7.41.5×
  56. 54SalamancaCastille and León
    7.41.5×
  57. 54Medina del CampoCastille and León
    7.41.5×
  58. 58SalouCatalonia
    7.11.4×
  59. 59Castelló de la PlanaValencia
    7.01.4×
  60. 60Grao de MurviedroValencia
    6.91.4×
  61. 61AlmeríaAndalusia
    6.81.4×
  62. 61SoriaCastille and León
    6.81.4×
  63. 61Donostia / San SebastiánBasque Country
    6.81.4×
  64. 64Puerto del RosarioCanary Islands
    6.61.3×
  65. 64CaravacaMurcia
    6.61.3×
  66. 66Santa Cruz de TenerifeCanary Islands
    6.51.3×
  67. 66Las Palmas de Gran CanariaCanary Islands
    6.51.3×
  68. 68Aranda de DueroCastille and León
    6.41.3×
  69. 69Santiago de CompostelaGalicia
    6.31.3×
  70. 69AlgeteMadrid
    6.31.3×
  71. 71Santa Cruz de la PalmaCanary Islands
    6.21.2×
  72. 72EldaValencia
    6.01.2×
  73. 73ZarautzBasque Country
    5.81.2×
  74. 74FerrolGalicia
    5.71.1×
  75. 74CulleredoGalicia
    5.71.1×
  76. 76La OrotavaCanary Islands
    5.61.1×
  77. 76AronaCanary Islands
    5.61.1×
  78. 76Miranda de EbroCastille and León
    5.61.1×
  79. 79LalínGalicia
    5.11.0×
  80. 80TeldeCanary Islands
    5.01.0×
  81. 81BermeoBasque Country
    4.81.0×
  82. 82Granadilla de AbonaCanary Islands
    4.60.9×
  83. 83PontevedraGalicia
    3.70.7×
  84. 84AlicanteValencia
    3.00.6×
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

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