Broad St

Monitoring Station · Saint Helier, JE

8

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

10 9pm

8

8

11 12am

11

11

11 3am

11

11

11 6am

11

11

11 9am

11

11

— 12pm

—

—

— 3pm

—

—

— 6pm

—

—

Station readings

10

8

8

CAMS model adj -14

25

25

25

25

25

25

25

25

25

25

25

25

25

25

25

Air Quality Trend (24h)

PM2.52.0 µg/m³ ✓ WHO

Good

Nearby Monitoring Stations

0.3 km PM2.5: 1.1 µg/m³

Beresford Street (Calibration) New No 1

0.3 km PM2.5: 5.3 µg/m³

Above Underpass

0.3 km PM2.5: 1.3 µg/m³

Gloucester Street

0.4 km PM2.5: 5.1 µg/m³

Next to Green St roundabout and tunnel

0.6 km PM2.5: 1.6 µg/m³

Helvetia school playground

0.6 km PM2.5: 1.3 µg/m³

Victoria Avenue East

0.7 km PM2.5: 1.8 µg/m³

Elizabeth Terminal - St Helier Harbour

0.7 km PM2.5: 1.5 µg/m³

Nearby Cities

8 Saint Helier 10 Saint Peter Port 7 Octeville 25 Saint-Malo 6 Équeurdreville-Hainneville 7 Cherbourg 6 Tourlaville 27 Saint-Lô 22 Saint-Brieuc

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T00:34 UTC.