Shimotsumaotsu, Shimotsuma-shi, Ibaraki-ken, Japan (下妻下妻市) Air Quality
Monitoring Station
· Shimo-tsuma, Japan
91
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
61
10pm
91
49
49
1am
49
49
49
4am
49
49
49
7am
61
61
49
10am
49
—
—
1pm
—
—
—
4pm
—
—
—
7pm
—
—
Station readings
91
CAMS model
adj -5
66
66
54
54
54
54
54
54
54
54
66
66
54
54
Air Quality Forecast (24h)
PM2.531.1 µg/m³
×2.1 WHO
Moderate
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26
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61
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68
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80
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23
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65
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61
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26
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Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T01:20 UTC.