SmogRank / World / Japan / Miyagi / August 2025
Most polluted cities in Miyagi, Japan, August 2025
17 cities in Miyagi, Japan ranked by their average PM2.5 over the 31 days. Worst: Ishinomaki at 10.5 µg/m³, #1,091 of 2,841 cities in the world. Cleanest: Kurihara at 6.9. 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.
- 1Ishinomaki 0%
- 2Shiroishi 0%
- 3Natori-shi 0%
- 3Iwanuma 0%
- 5Ōuchi 0%
- 6Yoshioka 0%
- 7Ōsaki 0%
- 7Higashimatsushima 0%
- 9Sendai 0%
- 10Wakuya 0%
- 10Tagajō-shi 0%
- 12Sakamoto 0%
- 12Kesennuma 0%
- 14Matsushima 0%
- 15Tome 0%
- 16Kawasaki 0%
- 17Kurihara 0%
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
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SmogRank, most polluted cities in Miyagi, Japan, PM2.5, August 2025, smogrank.com/jp/region/miyagi/history/2025-08 (accessed 6 Oct 2026).
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.