Shimoono, Koga, Ibaraki, Japan (古河市役所古河市) Air Quality

Monitoring Station · Koga, Japan
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
38 5am
25
25
38 8am
38
38
38 11am
50
38
38 2pm
38
38
38 5pm
38
38
— 8pm
—
—
— 11pm
—
—
— 2am
—
—
Station readings
25
25
CAMS model adj -16
54
54
54
54
54
54
54
66
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

41
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4.8 km PM2.5: 9.8 µg/m³
45
Satte, Satte, Saitama, Japan (幸手幸手市)
12.5 km PM2.5: 10.8 µg/m³
46
Satte, Satte, Saitama, Japan (幸手幸手市)
12.5 km PM2.5: 11.0 µg/m³
30
Ezura, Kuki, Saitama, Japan (久喜久喜市)
15.5 km PM2.5: 7.2 µg/m³
38
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
16.7 km PM2.5: 9.1 µg/m³
50
Kirigasaku, Noda, Chiba, Japan (野田桐ケ作野田市)
16.7 km PM2.5: 12.0 µg/m³
30
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16.7 km PM2.5: 7.2 µg/m³
21
Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市)
19.3 km PM2.5: 5.0 µg/m³

Nearby Cities

19 Koga 20 Nogi 34 Kurihashi 33 Sakai 32 Fujioka 51 Washinomiya 42 Satte 14 Yachiyo 16 Oyama

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T08:22 UTC.