Koto (江東区) Air Quality
Monitoring Station
· Tōyō, Japan
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
34
9pm
50
44
44
12am
37
44
44
3am
64
64
64
6am
64
76
76
9am
76
93
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
Station readings
34
50
CAMS model
adj +10
34
34
34
34
27
34
34
54
54
54
54
66
66
66
83
Air Quality Trend (24h)
PM2.512.0 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:20 UTC.