Oiwacho, Toyohashi, Aichi, Japan (二川豊橋市) Air Quality

Monitoring Station · Kosai, Japan
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
12 5am
30
29
29 8am
29
29
49 11am
49
29
22 2pm
22
22
22 5pm
22
22
— 8pm
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— 11pm
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— 2am
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Station readings
12
30
CAMS model adj -5
34
34
34
34
34
34
54
54
34
27
27
27
27
27
27

Air Quality Forecast (24h)

PM2.57.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Azumacho, Toyohashi, Aichi, Japan (吾妻豊橋市)
5.7 km PM2.5: 6.0 µg/m³
30
Kibi, Kosai, Shizuoka, Japan (湖西市役所湖西市)
7.4 km PM2.5: 7.2 µg/m³
21
Kibi, Kosai, Shizuoka, Japan (湖西市役所湖西市)
7.4 km PM2.5: 5.0 µg/m³
34
Toyohashi (豊橋)
7.6 km PM2.5: 8.2 µg/m³
19
Osakicho, Toyohashi, Aichi, Japan (大崎豊橋市)
9.6 km PM2.5: 4.6 µg/m³
17
Mikkabicho Mikkabi, Shizuoka, Japan (三ヶ日浜松市北区)
13.2 km PM2.5: 4.1 µg/m³
29
豊川市御津南部小学校
15.0 km PM2.5: 7.0 µg/m³
65
Urachō, Tahara-shi, Aichi-ken, Japan (田原市童浦小学校田原市)
15.9 km PM2.5: 18.8 µg/m³

Nearby Cities

21 Kosai 13 Toyohashi 20 Arai 12 Toyokawa 12 Kozakai-chō 15 Tahara 15 Shinshiro 10 Gamagōri 22 Hamamatsu

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T08:19 UTC.