Koihonmachi, Hiroshima Prefecture, Japan (庚午広島市西区) Air Quality
Monitoring Station
· Hiroshima, Japan
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
27
11am
17
28
34
2pm
34
27
27
5pm
27
27
27
8pm
27
27
27
11pm
27
27
—
2am
—
—
—
5am
—
—
—
8am
—
—
Station readings
17
28
CAMS model
27
27
34
34
34
27
27
27
27
27
27
27
27
27
27
Air Quality Forecast (24h)
PM2.56.7 µg/m³
✓ WHO
Good
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53
Koihonmachi, Hiroshima Prefecture, Japan (庚午広島市西区)
50
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25
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32
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42
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30
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Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T14:49 UTC.