Koto (江東区) Air Quality
Monitoring Station
· Tōyō, Japan
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
8
2am
42
8
8
5am
8
8
28
8am
28
28
40
11am
40
40
40
2pm
40
57
—
5pm
—
—
—
8pm
—
—
—
11pm
—
—
Station readings
42
CAMS model
adj -26
34
34
34
34
34
34
54
54
54
66
66
66
66
66
83
Air Quality Forecast (24h)
PM2.510.1 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T05:37 UTC.