Honcho, Joetsu, Niigata, Japan (深谷上越市) Air Quality

Monitoring Station · Jōetsu, Japan
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
19 1am
38
34
34 4am
34
34
34 7am
34
34
34 10am
34
34
34 1pm
34
34
— 4pm
—
—
— 7pm
—
—
— 10pm
—
—
Station readings
19
38
CAMS model adj +9
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25

Air Quality Forecast (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Honcho, Joetsu, Niigata, Japan (深谷上越市)
0.0 km PM2.5: 7.2 µg/m³

Nearby Cities

34 Jōetsu 34 Myoko 34 Arai 42 Iiyama 34 Itoigawa 36 Kashiwazaki 39 Nakano 36 Tōkamachi 34 Nagano

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-11T04:21 UTC.