Air Quality Index (AQI) in Jersey 🇯🇪
Live Air Quality Index (AQI) and PM2.5 Levels in Jersey
Currently, the Air Quality Index (AQI) in Saint Helier, the capital of Jersey, is measured at a score of 29. According to the US EPA health standard, this air quality rating is categorized as Good. The current atmosphere in Saint Helier is influenced by a PM2.5 (fine particulate matter) concentration of 5.2 µg/m³ and PM10 levels recorded at 7.9 µg/m³. Monitoring of gaseous pollutants shows Nitrogen Dioxide (NO2) at 1.7 µg/m³.
Jersey Air Quality: Major Cities Index
* Air Quality Index (AQI) data for Jersey 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.
Browse Air Quality in Jersey by cities in alphabetical order:
Frequently Asked Questions about Air Quality in Jersey
What is the air quality in Jersey right now?
The current AQI in Saint Helier (capital of Jersey) is 29 — categorised as Good. Conditions vary across the country — see AQI for all cities for a complete picture.
Which city in Jersey has the worst air quality right now?
Right now, Saint Helier has the highest AQI reading in Jersey at 29 (Good).
What is the PM2.5 level in Saint Helier today?
The PM2.5 (fine particulate) concentration in Saint Helier, the capital of Jersey, is currently 5.2 µg/m³. The WHO 24-hour guideline is 15 µg/m³.
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