Osaka Air Quality

The AQI at Osaka is 57, classified as Satisfactory. Acceptable, but people with respiratory conditions should still be cautious.

PM2.5 at this station is 57.0, classified as Satisfactory. Fine particles like these can enter your lungs and bloodstream, especially dangerous for people with asthma or heart issues. Avoid outdoor exercise if levels exceed 60 µg/m³.

PM10 is currently 20.0 at Osaka, labeled Good. This indicates presence of coarse dust and pollen. If you're sensitive to dust or allergens, consider wearing a mask or avoiding dusty areas.

Carbon Monoxide is measured at 3.4 mg/m³ here. While safe under 1 mg/m³, higher levels can reduce oxygen delivery to organs. Vulnerable groups should avoid enclosed, polluted spaces.

O₃ level is 44.8. While ozone protects us high in the atmosphere, ground-level ozone is harmful, especially during hot afternoons. It can trigger coughing and lung discomfort.

Nitrogen Dioxide is 26.9 µg/m³ – a marker of traffic pollution. If you're in a high-traffic area or sensitive to respiratory irritants, it's wise to avoid peak rush hours outdoors.

Data was last refreshed at 2026-04-19 18:00:00. Some stations update hourly; others may lag. Always check timestamp before taking action.