檜原測定所 Air Quality

Monitoring Station · Itsukaichi, Japan
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
8 12am
21
0
0 3am
19
0
19 6am
19
19
19 9am
19
31
48 12pm
48
48
— 3pm
—
—
— 6pm
—
—
— 9pm
—
—
Station readings
8
21
CAMS model adj -35
54
27
34
34
54
34
54
54
54
54
54
66
83
83
83
94.3%
Humidity

Air Quality Forecast (24h)

PM2.55.0 µg/m³ ✓ WHO
Good
PM103.0 µg/m³
Good
View city history →

Gas Pollutants

O₃
29.0
µg/m³
NO₂
1.0
µg/m³
SO₂
0.0
µg/m³

Nearby Monitoring Stations

25
Higashioume, Oume, Tokyo, Japan (青梅市東青梅青梅市)
13.4 km PM2.5: 6.0 µg/m³
17
八王子市大楽寺町
14.4 km PM2.5: 4.0 µg/m³
61
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
16.4 km PM2.5: 16.9 µg/m³
30
Honchō, Fussa-shi, Tōkyō-to, Japan (福生市本町福生市)
16.4 km PM2.5: 7.2 µg/m³
30
Hachioji (八王子)
16.5 km PM2.5: 7.2 µg/m³
13
Tatemachi, Hachioji, Tokyo, Japan (八王子市館町八王子市)
17.1 km PM2.5: 3.1 µg/m³
43
Nagaoka, Tokyo, Japan (東京環状長岡西多摩郡瑞穂町)
17.9 km PM2.5: 10.3 µg/m³
30
Nakano, Kanagawa, Japan (津久井相模原市緑区)
18.4 km PM2.5: 7.2 µg/m³

Nearby Cities

23 Itsukaichi 23 Akiruno 23 Iwai 25 Ōme 23 Uenohara 24 Fussa 23 Hamura 30 Hachiōji 23 Hakonegasaki

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T03:51 UTC.