Air Quality Index (AQI) in Réunion 🇷🇪
Live Air Quality Index (AQI) and PM2.5 Levels in Réunion
Currently, the Air Quality Index (AQI) in Saint-Denis, the capital of Réunion, is measured at a score of 34. According to the US EPA health standard, this air quality rating is categorized as Good. The current atmosphere in Saint-Denis is influenced by a PM2.5 (fine particulate matter) concentration of 6.2 µg/m³ and PM10 levels recorded at 9.8 µg/m³. Monitoring of gaseous pollutants shows Nitrogen Dioxide (NO2) at 0.9 µg/m³.
Beyond the primary urban hubs, atmospheric conditions and smog levels fluctuate across Réunion based on industrial output, traffic density, and local weather patterns. Real-time pollution data and respiratory health alerts are also being actively monitored in cities like Saint-Paul, Le Tampon, Saint-André, Saint-Benoît and La Possession. Tracking these air quality metrics is essential for residents nationwide to manage outdoor exposure and maintain respiratory safety during periods of increased particulate concentration.
Réunion Air Quality: Major Cities Index
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* Air Quality Index (AQI) data for Réunion is calculated using the US EPA standard. Information is processed from multiple monitoring stations detecting PM2.5, PM10, and gaseous pollutants to ensure accuracy for respiratory health planning.
Frequently Asked Questions about Air Quality in Réunion
What is the air quality in Réunion right now?
The current AQI in Saint-Denis (capital of Réunion) is 34 — categorised as Good. Conditions vary across the country — see AQI for all cities for a complete picture.
Which city in Réunion has the worst air quality right now?
Right now, Saint-Paul has the highest AQI reading in Réunion at 44 (Good).
Which city in Réunion has the best air quality right now?
Le Tampon currently has the lowest AQI in Réunion at 33 (Good).
What is the PM2.5 level in Saint-Denis today?
The PM2.5 (fine particulate) concentration in Saint-Denis, the capital of Réunion, is currently 6.2 µg/m³. The WHO 24-hour guideline is 15 µg/m³.
Is the air in Réunion safe to breathe today?
Most cities in Réunion currently report acceptable air-quality levels, though local conditions vary.
What are the cleanest cities in Réunion right now?
Top 5 cities in Réunion with the best (lowest) AQI right now:
- Le Tampon: AQI 33 — Good
- Piton Saint-Leu: AQI 33 — Good
- L'Étang-Salé: AQI 33 — Good
- Saint-Denis: AQI 34 — Good
- Saint-André: AQI 42 — Good
What are the most polluted cities in Réunion right now?
Top 5 cities in Réunion with the worst (highest) AQI right now:
- Saint-Paul: AQI 44 — Good
- La Possession: AQI 44 — Good
- Saint-Leu: AQI 44 — Good
- Le Port: AQI 44 — Good
- Saint-André: AQI 42 — Good
Air Quality Scales & Resources
Wondering what these AQI numbers mean for your health? Our worldwide air quality guide explains every level of the AQI, PM2.5, PM10, ozone, NO2, CO and SO2 scales, with practical health advice for each range.
→ Understanding Air Quality Levels: read the full guide