SmogRank / World / Japan / Shizuoka / October 2025

Most polluted cities in Shizuoka, Japan, October 2025

19 cities in Shizuoka, Japan ranked by their average PM2.5 over the 31 days. Worst: Kanbara at 6.8 µg/m³, #1,198 of 2,564 cities in the world. Cleanest: Izunokuni at 5.1. A city needs measurements on 70% of the days to be ranked.

Ranked by unhealthy days: the share of each city's measured days with a daily mean over 35.4 µg/m³ (US AQI 101+), Unhealthy for Sensitive Groups or worse on the US EPA's scale. Ties go to the higher average.

← Kanbara 0% 0.75%0
Every city in Shizuoka, Japan ranked for October 2025, one column each, ranked by unhealthy days: height is the share of its measured days that were unhealthy, colour its average. Point at it to read a city; tap to open it.
  1. 1Kanbara
    0%
  2. 1Kakegawa
    0%
  3. 3Kosai
    0%
  4. 4Shimoda
    0%
  5. 4Fukuroi
    0%
  6. 4Fuji
    0%
  7. 7Atami
    0%
  8. 8Numazu
    0%
  9. 8Kikugawa
    0%
  10. 10Shizuoka
    0%
  11. 10Hamamatsu
    0%
  12. 12Fujinomiya
    0%
  13. 13Iwata
    0%
  14. 13Susono
    0%
  15. 15Shimada
    0%
  16. 16Gotemba
    0%
  17. 17Hamakita
    0%
  18. 17Fujieda
    0%
  19. 19Izunokuni
    0%
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

All cities in the world, October 2025 · All cities in Japan, October 2025 · Shizuoka now

Use this board

SmogRank, most polluted cities in Shizuoka, Japan, PM2.5, October 2025, smogrank.com/jp/region/shizuoka/history/2025-10 (accessed 6 Oct 2026).

Download top 10 (PNG)

You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.