Koihonmachi, Hiroshima Prefecture, Japan (庚午広島市西区) Air Quality
Monitoring Station
· Hiroshima, Japan
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
16
11pm
59
14
14
2am
14
14
14
5am
14
14
16
8am
16
23
43
11am
43
—
—
2pm
—
—
—
5pm
—
—
—
8pm
—
—
Station readings
59
CAMS model
adj -11
27
25
25
25
25
25
25
25
25
27
27
34
54
54
Air Quality Forecast (24h)
PM2.515.9 µg/m³
×1.1 WHO
Moderate
Nearby Monitoring Stations
6
Hiroshima (広島)
9
Hiroshima (広島)
34
Misasamachi, Hiroshima-ken, Japan (三篠小学校広島市西区)
30
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
30
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
34
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
5
Numatacho Oaza Tomo, Hiroshima Prefecture, Japan (伴小学校広島市安佐南区)
32
Umaki, Hiroshima-ken, Japan (福木小学校広島市東区)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:12 UTC.