檜原測定所 Air Quality

Monitoring Station · Itsukaichi, Japan
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
25 11am
25
20
20 2pm
20
20
20 5pm
20
20
20 8pm
20
20
20 11pm
20
0
— 2am
—
—
— 5am
—
—
— 8am
—
—
Station readings
25
25
CAMS model adj -34
66
66
54
54
54
54
54
54
54
54
54
54
54
54
34
68.5%
Humidity

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
PM109.0 µg/m³
Good
View city history →

Gas Pollutants

O₃
28.0
µg/m³
NO₂
1.0
µg/m³
SO₂
0.0
µg/m³

Nearby Monitoring Stations

4
Higashioume, Oume, Tokyo, Japan (青梅市東青梅青梅市)
13.4 km PM2.5: 1.0 µg/m³
25
八王子市大楽寺町
14.4 km PM2.5: 6.0 µg/m³
46
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
16.4 km PM2.5: 11.0 µg/m³
38
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
16.4 km PM2.5: 9.1 µg/m³
68
Hachioji (八王子)
16.5 km PM2.5: 20.2 µg/m³
66
Tatemachi, Hachioji, Tokyo, Japan (八王子市館町八王子市)
17.1 km PM2.5: 19.2 µg/m³
23
Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町)
17.9 km PM2.5: 5.5 µg/m³
5
Nakano, Kanagawa, Japan (津久井相模原市緑区)
18.4 km PM2.5: 1.2 µg/m³

Nearby Cities

28 Itsukaichi 28 Akiruno 28 Iwai 30 Ōme 30 Uenohara 28 Fussa 29 Hamura 28 Hachiōji 30 Hakonegasaki

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T14:49 UTC.