Koihonmachi, Hiroshima Prefecture, Japan (庚午広島市西区) Air Quality

Monitoring Station · Hiroshima, Japan
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
44 4pm
44
44
24 7pm
24
17
17 10pm
17
24
15 1am
15
15
15 4am
15
—
— 7am
—
—
— 10am
—
—
— 1pm
—
—
CAMS model adj -10
54
54
54
34
34
27
27
27
34
25
25
25
25
25

Air Quality Forecast (24h)

PM2.510.1 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

38
Hiroshima (広島)
2.7 km PM2.5: 9.1 µg/m³
22
Hiroshima (広島)
2.7 km PM2.5: 5.3 µg/m³
25
Misasamachi, Hiroshima-ken, Japan (三篠小学校広島市西区)
3.4 km PM2.5: 6.0 µg/m³
30
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
4.3 km PM2.5: 7.2 µg/m³
25
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
4.3 km PM2.5: 6.0 µg/m³
52
Inokuchi, Hiroshima, Japan (井口小学校広島市西区)
4.3 km PM2.5: 12.6 µg/m³
21
Numatacho Oaza Tomo, Hiroshima Prefecture, Japan (伴小学校広島市安佐南区)
7.9 km PM2.5: 5.0 µg/m³
9
Umaki, Hiroshima-ken, Japan (福木小学校広島市東区)
11.8 km PM2.5: 2.2 µg/m³

Nearby Cities

32 Hiroshima 31 Gion 37 Fuchū 32 Hatsukaichi 39 Kaitaichi 48 Kumano 52 Etajima 34 Ōno-hara 65 Kure

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T19:05 UTC.