Koto (江東区) Air Quality
Monitoring Station
· Tōyō, Japan
65
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
50
9pm
65
41
41
12am
41
41
41
3am
58
58
58
6am
58
58
41
9am
41
—
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
Station readings
50
65
CAMS model
adj -25
84
83
66
66
66
66
66
83
83
83
83
83
66
66
Air Quality Forecast (24h)
PM2.518.8 µg/m³
×1.3 WHO
Moderate
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T00:23 UTC.