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

Monitoring Station · Koga, Japan
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
25 12am
40
38
40 3am
40
40
40 6am
40
40
40 9am
40
40
52 12pm
40
40
— 3pm
—
—
— 6pm
—
—
— 9pm
—
—
Station readings
25
38
CAMS model adj -14
34
54
54
54
54
54
54
54
54
54
54
54
66
54
54

Air Quality Forecast (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

46
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38
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12.5 km PM2.5: 9.1 µg/m³
30
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14.8 km PM2.5: 7.2 µg/m³
24
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15.9 km PM2.5: 5.8 µg/m³
34
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16.7 km PM2.5: 8.2 µg/m³
30
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15
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17.0 km PM2.5: 3.6 µg/m³
21
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18.3 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 2026-08-08T03:49 UTC.