檜原測定所 Air Quality
Monitoring Station
· Itsukaichi, Japan
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25
9pm
38
25
27
12am
34
34
34
3am
54
54
54
6am
54
54
54
9am
66
66
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
Station readings
25
38
CAMS model
34
27
25
27
34
34
34
54
54
54
54
54
54
66
66
94.6%
Humidity
Air Quality Trend (24h)
PM2.59.0 µg/m³
✓ WHO
Good
PM1010.0 µg/m³
Good
Gas Pollutants
O₃
1.0
µg/m³
NO₂
0.0
µg/m³
SO₂
0.0
µg/m³
Nearby Monitoring Stations
33
Higashioume, Oume, Tokyo, Japan (青梅市東青梅青梅市)
38
八王子市大楽寺町
33
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
44
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
21
Hachioji (八王子)
15
Tatemachi, Hachioji, Tokyo, Japan (八王子市館町八王子市)
18
Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町)
26
Nakano, Kanagawa, Japan (津久井相模原市緑区)
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:20 UTC.